<< < Previous Aceraceae A: 01870793 Acer glabrum Torrey USA: Colorado Mesa above Boulder, along Gregory Creek, s. ... J. A. Ewan 15482 1943-4
A: 01870810 Acer glabrum Torrey USA: Colorado Gregory Canyon, n. side of Green Mt., above ... J. A. Ewan 11223 1938-7-4
A: 01870811 Acer glabrum Torrey USA: Colorado 1 mile above mouth of Whiskey Cr. Canyon, ab... J. A. Ewan 13231 1941-6-18
A: 01791582 Acer negundo Linnaeus USA: Colorado Boulder: Brierly Place on w. Pearl St. J. A. Ewan 11427 1938-7-14
A: 01792041 Acer negundo interius (Britton) Sargent USA: Colorado Chautauqua mesa, above Boulder J. A. Ewan 11892 1939-4-29
Adiantaceae GH: 00021221 Eriosorus ewanii A. F. Tryon Colombia: Nariño Volcán de El Galeras (north slope) above Pa... J. A. Ewan 16316 1944-10-18
Adoxaceae GH: 02183080 Adoxa moschatellina Linnaeus USA: Colorado Dead Lake; Pikes Peak J. A. Ewan 15157 1943-8-1
Agavaceae GH: 00357694 Yucca whipplei Torrey USA: California San Sevaine Canyon J. A. Ewan 11005 1937-8-22
Aizoaceae GH: 01785937 Glinus radiatus (Ruiz & Pavon) Rohrbach USA: Louisiana [data not captured] J. A. Ewan 18811 1956-10-13
GH: 01681054 Mollugo verticillata Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18810 1956-10-13
GH: 01681052 Mollugo verticillata Linnaeus USA: Louisiana New Orleans: [data not captured] J. A. Ewan 18304 1950-11-5
GH: 01681051 Mollugo verticillata Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18801 1956-8-26
Amaranthaceae GH: 01781633 Chenopodiastrum murale (Linnaeus) S. Fuentes, Uotila & Borsch USA: Louisiana [data not captured] J. A. Ewan 19031 1957-4-19
Anacardiaceae A: 00347077 Rhus integrifolia (Nuttall) Bentham & Hooker f. ex W. H. Brewer & S. Watson USA: California Verdugo Canyon J. A. Ewan 10801 1933-6
A: 01868145 Rhus trilobata Nuttall USA: Colorado on sw. slopes of Sphinx, Fremont Butte, nw. ... J. A. Ewan 12767 1941-5-30
A: 01868158 Rhus trilobata Nuttall USA: Colorado Salida: Arkansas R. at Salida J. A. Ewan 1938-8-23
Apiaceae GH: 00424319 Oreonana vestita (S. Watson) Jepson USA: California above crest of east spur of North Baldy J. A. Ewan 8354 1934-8-6
Apocynaceae GH: 02179859 Apocynum cannabinum Linnaeus USA: Louisiana w. of Newlight, just back from Tensas R. J. A. Ewan 19138 1957-6-13
Araceae GH: 01635313 Anthurium jenmanii Engler Trinidad and Tobago: Trinidad Monos Island, en route to Huevos Island, Gul... J. A. Ewan 17050 1945-3-25
A: 01635354 Anthurium scandens (Aublet) Engler Trinidad and Tobago: Trinidad Tamana, ne. Central Range J. A. Ewan 17028 1945-3-23
GH: 01654210 Arisaema triphyllum (Linnaeus) Schott USA: Louisiana 4 mi. s. of Montpelier on Holden road J. A. Ewan 18723 1956-5-24
GH: 01654398 Arisaema triphyllum (Linnaeus) Schott USA: Mississippi Pearl River bottoms so. of Santa Rosa J. A. Ewan 18284 1950
GH: 01654398 Arisaema triphyllum pusillum (Peck) Huttleston USA: Mississippi Pearl River bottoms so. of Santa Rosa J. A. Ewan 18284 1950
A: 00255220 Monstera Adanson Trinidad and Tobago: Trinidad Tamana, ne. Central Range J. A. Ewan 17022 1945-3-23
A: 00255221 Monstera Adanson Trinidad and Tobago: Trinidad Tamana, ne. Central Range J. A. Ewan 17020 1945-3-23
A: 00255221 Monstera adansonii Schott Trinidad and Tobago: Trinidad Tamana, ne. Central Range J. A. Ewan 17020 1945-3-23
A: 00255220 Monstera obliqua Miquel Trinidad and Tobago: Trinidad Tamana, ne. Central Range J. A. Ewan 17022 1945-3-23
A: 00255221 Monstera obliqua Miquel Trinidad and Tobago: Trinidad Tamana, ne. Central Range J. A. Ewan 17020 1945-3-23
GH: 01627816 Peltandra virginica (Linnaeus) Rafinesque ex Schott USA: Louisiana near shore of Lake Pontchartrain, Frenier J. A. Ewan 20378 1961-11-11
A: 00255220 Philodendron Schott Trinidad and Tobago: Trinidad Tamana, ne. Central Range J. A. Ewan 17022 1945-3-23
A: 00255221 Philodendron Schott Trinidad and Tobago: Trinidad Tamana, ne. Central Range J. A. Ewan 17020 1945-3-23
GH: 01874418 Xanthosoma sp. USA: Louisiana New Orleans: City dump, on batture behind Au... J. A. Ewan 18268 1949-10-30
Aristolochiaceae GH: 01682450 Hexastylis arifolia Small USA: Louisiana [data not captured] J. A. Ewan 20258 1961-5-5
Aspleniaceae GH: 02070067 Asplenium septentrionale (Linnaeus) Hoffmann USA: Colorado Montane Zone; Trappers Rock, above Schmoll's... J. A. Ewan 14765 1942-9-13
Asteraceae GH: 01924332 Ageratina havanensis (Kunth) R. M. King & H. Robinson USA: California 7 miles south of Big Sur, along Santa Lucia ... J. A. Ewan 8238 1935-2-23
GH: 01924787 Ageratina herbacea (A. Gray) King & H. Robinson USA: Colorado Ute pass, 1/2 mile below the Crags, Fountain... J. A. Ewan 15231 1943-8-15
GH: 01003964 Artemisia borealis Pallari USA: Colorado Trinchera Peak; Culebra Range J. A. Ewan 18134 1949-7-29
GH: 00968767 Artemisia dracunculus Linnaeus USA: California West slope Table Mt.; San Gabriel Mts. J. A. Ewan 9858 1936-7-29
GH: 00988151 Artemisia frigida Willdenow USA: Colorado Boulder: at foot of Flagstaff Mountain J. A. Ewan 1938-9-12
GH: 00988905 Artemisia ludoviciana incompta (Nuttall) D. D. Keck USA: California Guffy Spring, end of Blue Ridge J. A. Ewan 8329 1934-8-4
GH: 01234098 Artemisia norvegica saxatilis Hall & Clements USA: Colorado mountainside just east of Berthoud Pass; Cle... J. A. Ewan 18285 1949-8-7
GH: 01234375 Artemisia scopulorum A. Gray USA: Colorado West slope of Independence Pass at foot of L... J. A. Ewan 18248 1949-8-6
GH: 00427531 Artemisia tridentata vaseyana (Rydberg) Beetle USA: California west slope of Table Mt. J. A. Ewan 9859 1936-7-29
GH: 00386930 Baccharis salicifolia (Ruiz & Pavon) Persoon USA: California Mouth of Spanish Canyon, San Gabriel Mt. J. A. Ewan 4019 1931-2-8
GH: 00386930 Baccharis viminea de Candolle USA: California Mouth of Spanish Canyon, San Gabriel Mt. J. A. Ewan 4019 1931-2-8
GH: 02215358 Bradburia pilosa (Nuttall) Semple USA: Louisiana [data not captured] J. A. Ewan 19644 1958-10-26
GH: 02215356 Bradburia pilosa (Nuttall) Semple USA: Louisiana [data not captured] J. A. Ewan 18531 1953-4-10
GH: 00386524 Brickellia californica (Torrey & A. Gray) A. Gray USA: California Mouth of Millards Canyon, San Gabriel Mts. J. A. Ewan 3482 1929-9-21
GH: 00386525 Brickellia californica (Torrey & A. Gray) A. Gray USA: California La Sierra Canyon above Seminole Hot Springs,... J. A. Ewan 5283 1931-10-24
GH: 01923627 Brickellia grandiflora (Hooker) Nuttall USA: Idaho W. slope of Glidden Pass, 5000 ft., Bitterro... J. A. Ewan 184426 1949-8-21
GH: 01923597 Brickellia grandiflora (Hooker) Nuttall USA: Colorado Below Hermit cabin, Middle Taylor Creek, San... J. A. Ewan 15395 1943-9-5
GH: 01923596 Brickellia grandiflora (Hooker) Nuttall USA: Colorado Vic. of summit of Manitou Mt., Pikes Peak J. A. Ewan 14578 1942-8-9
GH: 00386567 Brickellia microphylla (Nuttall) A. Gray USA: California Sturtevant Trail, San Gabriel Mts. J. A. Ewan 3537 1930-10-10
GH: 00386575 Brickellia nevinii A. Gray USA: California Sturtevant Trail J. A. Ewan 3534 1930-10-10
GH: 00404173 Brickellia nevinii A. Gray USA: California Jct. West Fork with No. Fork San Gabriel Riv... J. A. Ewan 10958 1937-8-15
GH: 02216166 Chrysopsis mariana (Linnaeus) Elliott USA: Louisiana [data not captured] J. A. Ewan 20082 1960-10-6
GH: 00417245 Chrysothamnus nauseosus bernardinus (Hall) Hall & Clements USA: California west ridge of Throop Peak, north of North Ba... J. A. Ewan 8377 1934-8-7
GH: 00417246 Chrysothamnus nauseosus bernardinus (Hall) Hall & Clements USA: California Swartout Valley, near county line J. A. Ewan 8367 1934-8-3
GH: 00417290 Chrysothamnus nauseosus consimilis (Greene) Hall & Clements USA: California "flat" Holcomb Creek below Holcomb Valley, S... J. A. Ewan 4862 1931-8-7
GH: 02020423 Cirsium californicum A. Gray USA: California [data not captured] J. A. Ewan 9869 1936-7-29
GH: 02020970 Cirsium horridulum Michaux USA: Alabama [data not captured] J. A. Ewan 19393 1952-6
GH: 02020990 Cirsium horridulum Michaux USA: Louisiana [data not captured] J. A. Ewan 21338 1963-4-28
GH: 02021078 Cirsium horridulum megacanthum (Nuttall) D. J. Keil USA: Louisiana [data not captured] J. A. Ewan 21052 1962-5-3
GH: 02022055 Cirsium vulgare (Savi) Tenore USA: Mississippi [data not captured] J. A. Ewan 19750 1959-4
GH: 02216975 Conyza canadensis (Linnaeus) Cronquist USA: Louisiana [data not captured] J. A. Ewan 19598 1958-10-25
GH: 01831055 Crepis vesicaria taraxacifolia (Thuillier) Thellung ex Schinz & R. Keller USA: California [data not captured] J. A. Ewan 10,389 1937-5-30
GH: 02203319 Croptilon divaricatum (Nuttall) Rafinesque USA: Louisiana [data not captured] J. A. Ewan 20093 1960-10-7
GH: 02203318 Croptilon divaricatum (Nuttall) Rafinesque USA: Louisiana [data not captured] J. A. Ewan 19639 1958-10-26
GH: 02203846 Dieteria canescens shastensis (A. Gray) D. R. Morgan & R. L. Hartman USA: Oregon [data not captured] J. A. Ewan 10750 1937-7-27
GH: 00417453 Ericameria arborescens Greene USA: California Lower San Sevaine Canyon J. A. Ewan 10983 1937-8-22
GH: 00417454 Ericameria arborescens Greene USA: California San Antonio Canyon J. A. Ewan 8484 1934-8-2
GH: 00417245 Ericameria nauseosa bernardina (H. M. Hall) G. L. Nesom & G. I. Baird USA: California west ridge of Throop Peak, north of North Ba... J. A. Ewan 8377 1934-8-7
GH: 00417246 Ericameria nauseosa bernardina (H. M. Hall) G. L. Nesom & G. I. Baird USA: California Swartout Valley, near county line J. A. Ewan 8367 1934-8-3
GH: 00417290 Ericameria nauseosa oreophila (A. Nelson) G. L. Nesom & G. I. Baird USA: California "flat" Holcomb Creek below Holcomb Valley, S... J. A. Ewan 4862 1931-8-7
GH: 00417453 Ericameria parishii (Greene) Hall USA: California Lower San Sevaine Canyon J. A. Ewan 10983 1937-8-22
GH: 00417454 Ericameria parishii (Greene) Hall USA: California San Antonio Canyon J. A. Ewan 8484 1934-8-2
GH: 00417529 Erigeron breweri jacinteus (Hall) Cronquist USA: California east slope north Baldy at head of Mine Gulch... J. A. Ewan 8311 1934-8-6
GH: 02348514 Erigeron foliosus Nuttall USA: California [data not captured] J. A. Ewan 9893 1936-8-2
GH: 02351284 Erigeron quercifolius Lamarck USA: Louisiana [data not captured] J. A. Ewan 19157 1957-6-13
GH: 02351806 Erigeron strigosus Muhlenberg ex Willdenow USA: Louisiana [data not captured] J. A. Ewan 21054 1961-5-3
GH: 00417858 Gutierrezia microcephala (de Candolle) A. Gray USA: California Table Mt., at head Le Montaine Cr. J. A. Ewan 8339 1934-8-3
GH: 00404916 Gutierrezia microcephala (de Candolle) A. Gray USA: California Table Mt., at head of Le Montaine Cr. J. A. Ewan 8339 1934-8-3
GH: 02204029 Heterotheca grandiflora Nuttall USA: California [data not captured] J. A. Ewan 1931-2-8
GH: 02204104 Heterotheca pumila (Greene) Semple USA: Colorado East slope of Independence Pass J. A. Ewan 18266 1949-8-6
GH: 02204167 Heterotheca sessiliflora fastigiata (Bentham) Semple USA: California [data not captured] J. A. Ewan 11048 1937-8-23
GH: 02204129 Heterotheca sessiliflora echioides (Bentham) Semple USA: California [data not captured] J. A. Ewan 8334 1934-8-11
GH: 02204117 Heterotheca sessiliflora echioides (Bentham) Semple USA: California [data not captured] J. A. Ewan 8334 1934-8-11
GH: 02204306 Heterotheca subaxillaris (Lamarck) Britton & Rusby USA: Louisiana [data not captured] J. A. Ewan 20125 1960-10-7
GH: 02204305 Heterotheca subaxillaris (Lamarck) Britton & Rusby USA: Louisiana [data not captured] J. A. Ewan 20059 1960-10-6
GH: 02204304 Heterotheca subaxillaris (Lamarck) Britton & Rusby USA: Louisiana [data not captured] J. A. Ewan 20151 1960-10-7
GH: 01833673 Krigia cespitosa (Rafinesque) K. L. Chambers USA: Louisiana [data not captured] J. A. Ewan 19009 1957-4-19
GH: 01833668 Krigia cespitosa (Rafinesque) K. L. Chambers USA: Louisiana [data not captured] J. A. Ewan 20279 1961-5-6
GH: 01834332 Lactuca canadensis Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18817 1956-10-13
GH: 01834656 Lactuca hirsuta Muhlenberg ex Nuttall USA: Louisiana [data not captured] J. A. Ewan 20055 1960-10-6
GH: 00414610 Layia sp. USA: California San Sevaine Flat J. A. Ewan 11026 1937-8-22
GH: 00427613 Lepidospartum latisquamum S. Watson USA: California Sheep Creek, San Bernardino Mts. J. A. Ewan 1936-8-8
GH: 00427574 Lepidospartum squamatum (A. Gray) A. Gray USA: California Tujunga Canyon near its mouth, San Gabriel M... J. A. Ewan 11046 1937-8-23
GH: 02584710 Pityopsis graminifolia latifolia (Fernald) Semple & Bowers USA: Louisiana [data not captured] J. A. Ewan 19872F 1959-10-31
GH: 00443067 Pleiacanthus spinosus (Nuttall) Rydberg USA: California N. end of Table Mt., at head of Le Montaine ... J. A. Ewan 8320 1934-8-3
GH: 00443066 Pleiacanthus spinosus (Nuttall) Rydberg USA: California Near Bald Flat on Blue Ridge, San Gabriel Mt... J. A. Ewan 10026 1936-8-9
GH: 00435526 Pseudognaphalium obtusifolium (Linnaeus) Hilliard & B. L. Burtt USA: Louisiana Bottomlands along bayou, Whiskey Chitto Cree... J. A. Ewan 20042 1960-10-6
GH: 00427708 Senecio flaccidus monoensis (Greene) B. L. Turner & T. M. Barkley USA: California Upper Lone Pine Canyon J. A. Ewan 8469 1934-8-2
GH: 00427744 Senecio flaccidus douglasii (de Candolle) B. L. Turner & T. M. Barkley USA: California Mescal Creek J. A. Ewan 9935 1936-8-5
GH: 00427747 Senecio flaccidus douglasii (de Candolle) B. L. Turner & T. M. Barkley USA: California Trijunga Canyon near its mouth, San Gabriel ... J. A. Ewan 11051 1937-8-23
GH: 00443083 Stephanomeria pauciflora (Torrey) A. Nelson USA: California Mescal Creek J. A. Ewan 9915 1936-8-2
GH: 00443066 Stephanomeria spinosa (Nuttall) Tomb USA: California Near Bald Flat on Blue Ridge, San Gabriel Mt... J. A. Ewan 10026 1936-8-9
GH: 00443067 Stephanomeria spinosa (Nuttall) Tomb USA: California N. end of Table Mt., at head of Le Montaine ... J. A. Ewan 8320 1934-8-3
GH: 00427864 Tetradymia canescens de Candolle USA: California Swartout Valley near county line, San Gabrie... J. A. Ewan 8371 1934-8-3
GH: 00427868 Tetradymia canescens de Candolle USA: California Summit Table Mt., Head of Le Montaine Creek,... J. A. Ewan 8445 1934-8-3
GH: 00427875 Tetradymia canescens de Candolle USA: California west slope of Table Mt. J. A. Ewan 9861 1936-7-29
GH: 00427878 Tetradymia canescens de Candolle USA: California Hawkins-Throop Peak Divide J. A. Ewan 8378 1934-8-7
Betulaceae GH: 02198684 Alnus incana tenuifolia (Nuttall) Breitung Canada: Alberta Shore of Patricia Lake; about three miles no... J. A. Ewan 18641 1949-9-3
GH: 02195278 Betula glandulosa Michaux USA: Colorado Stonewall J. A. Ewan 18078 1949-7-27
A: 02194262 Betula occidentalis Hooker USA: Colorado Rangers Trail, above Boy Scout Lodge, to sum... J. A. Ewan 11246 1938-7-4
A: 02193889 Betula utahensis Britton USA: Colorado Greenmans Spring, west slope of Bear Mt. (No... J. A. Ewan 11864 1938-10-15
GH: 02071164 Carpinus caroliniana Walter USA: Louisiana [data not captured] J. A. Ewan 17873 1948-6-26
GH: 02071158 Carpinus caroliniana Walter USA: Louisiana [data not captured] J. A. Ewan 21113 1962-5-5
Boraginaceae GH: 00424572 Amsinckia douglasiana de Candolle USA: California Upper Stonewall Canyon, Gabilan Range J. A. Ewan 9181 1935-3-30
GH: 00424625 Amsinckia furcata Suksdorf USA: California Pinoche creek, W. Fresno Co. J. A. Ewan 10278 1937-4-25
GH: 01956629 Amsinckia lycopsoides Lehmann USA: Colorado Silver Plume J. A. Ewan 14630 1942-9-8
GH: 01956630 Amsinckia lycopsoides Lehmann USA: Colorado about the tumble-down house yards of this ne... J. A. Ewan 14533 1942-8-2
GH: 00424804 Amsinckia sp. USA: California Donovan road, Kirker Pass J. A. Ewan 9132 1935-3-10
GH: 00424846 Amsinckia sp. USA: California E. slope Bald Peak, San Pablo Ridge J. A. Ewan 9306 1935-5-26
GH: 00424847 Amsinckia sp. USA: California Upper Higgins Canyon, Santa Monica Mts. J. A. Ewan 10911 1933-4
GH: 00424848 Amsinckia sp. USA: California Ballona Creek near Culver City J. A. Ewan 10949 1933-3-11
GH: 00424852 Amsinckia sp. USA: California West slope Bald Peak at head Wildcat Creek J. A. Ewan 9444C 1936-5-15
GH: 00424853 Amsinckia sp. USA: California Orestimba Creek, miner South Coast Ranges J. A. Ewan 10230A 1937-4-24
GH: 00424854 Amsinckia sp. USA: California Orestimba Creek, miner S. Coast Ranges J. A. Ewan 10233 1937-4-24
GH: 00424855 Amsinckia sp. USA: California near high school grounds, Lower Lake J. A. Ewan 10341 1937-5-23
GH: 00424856 Amsinckia sp. USA: California Arroyo Seco road, s. side Livermore Valley J. A. Ewan 8601 1934-3-4
GH: 01956919 Amsinckia spectabilis Fischer & C. A. Meyer USA: California San Francisco: Mountain Lake J. A. Ewan 10405 1937-6-13
GH: 01956998 Amsinckia tessellata A. Gray USA: California sw. side Pinto Basin. Colorado Desert J. A. Ewan 10841 1933-2-19
GH: 01957082 Amsinckia tessellata A. Gray USA: California Donovan road, Kirher Pass J. A. Ewan 9126 1935-3-10
GH: 01957336 Anchusa officinalis Linnaeus USA: Colorado Boulder: West Pearl Street J. A. Ewan 11399 1938-6-25
GH: 00424700 Cryptantha circumscissa (Hooker & Arnott) I. M. Johnston USA: California Coldwater Fork of Mill Creek, San Gabriel Mt... J. A. Ewan 7204 1932-5-30
GH: 02023499 Cryptantha fendleri (A. Gray) Greene USA: Colorado Bordenville, Tarryall Creek, South Park J. A. Ewan 14714 1942-9-10
GH: 02023500 Cryptantha fendleri (A. Gray) Greene USA: Colorado Painter Ranch at Roggen J. A. Ewan 12741 1941-5-30
GH: 02024493 Cryptantha minima Rydberg USA: Colorado Mesa above Cherry Creek, 2 miles east of Col... J. A. Ewan 15492 1943-5-3
GH: 02024502 Cryptantha minima Rydberg USA: Colorado Lloyd Creek at confluence with Fountain Cree... J. A. Ewan 14148 1942-6-12
GH: 02024506 Cryptantha minima Rydberg USA: Colorado Mesa above Cherry Creek, 2 miles east of Col... J. A. Ewan 15492 1943-5-3
GH: 02024507 Cryptantha minima Rydberg USA: Colorado 4 miles south of Aguilar J. A. Ewan 12959 1941-6-14
GH: 02024508 Cryptantha minima Rydberg USA: Colorado 4 miles north of Boulder, on foothill road t... J. A. Ewan 12933 1941-6-8
GH: 02024509 Cryptantha minima Rydberg USA: Colorado Arikaree River at Beecher Island. J. A. Ewan 12789 1941-5-31
GH: 02024510 Cryptantha minima Rydberg USA: Colorado White Rocks, along Boulder Creek, e. of Valm... J. A. Ewan 11141 1938-3-13
GH: 02024966 Cryptantha pattersoni (A. Gray) Greene USA: Colorado Bull-Dominico Hills, 2 miles n. of Westcliff... J. A. Ewan 13311 1941-6-19
GH: 02024968 Cryptantha pattersoni (A. Gray) Greene USA: Colorado Mosca Pass above Redwing, Sangre de Christo ... J. A. Ewan 18147 1949-7-30
GH: 00424974 Cryptantha rattanii Greene USA: California Shirttail Gulch, 5 mi. e. Soledad J. A. Ewan 9168 1935-3-30
GH: 00424975 Cryptantha rattanii Greene USA: California Shirttail Gulch, 5 mi. e. Soledad J. A. Ewan 9167 1935-3-30
GH: 02026071 Cynoglossum officinale Linnaeus USA: New Mexico Caplin Mt. (sw. base), 6 miles sw. of Folsom... J. A. Ewan 13167 1941-6-17
GH: 02026072 Cynoglossum officinale Linnaeus USA: Colorado Berwind Canyon Creek, above the coke ovens J. A. Ewan 12970 1941-6-14
GH: 02026436 Echium vulgare Linnaeus USA: Virginia Shenandoah National Park: along Skyline Driv... J. A. Ewan 17306 1946-6-9
GH: 02026706 Eritrichium nanum elongatum (Rydberg) Cronquist USA: Colorado Near Summit of Mt. Edwards, opp. Grays Peak J. A. Ewan 13395 1941-7-20
GH: 02026713 Eritrichium nanum elongatum (Rydberg) Cronquist USA: Colorado Trinchera Peak, Culebra Range J. A. Ewan 18133 1949-7-29
GH: 02027212 Hackelia floribunda (Lehmann) I. M. Johnston USA: Colorado Univ. of Colorado Camp near Ward J. A. Ewan 11440 1938-7-17
GH: 02027215 Hackelia floribunda (Lehmann) I. M. Johnston USA: Colorado Mckenzie ranch, North Hardscrabble Creek, We... J. A. Ewan 15382 1943-9-4
GH: 02027230 Hackelia floribunda (Lehmann) I. M. Johnston USA: Colorado South Platte River 1/2 mile above Alma, Sout... J. A. Ewan 14700 1942-9-9
GH: 02027235 Hackelia floribunda (Lehmann) I. M. Johnston USA: Colorado 2 miles south of Blue Rock Spring, drainage ... J. A. Ewan 14682 1942-9-9
GH: 01993405 Heliotropium curassavicum Linnaeus USA: Maryland near Matapeake, Kent Island, east shore of C... J. A. Ewan 17383 1946-9-22
GH: 01994977 Lappula redowskii (Hornemann) Greene USA: Colorado Bakersville, above Graymont J. A. Ewan 13733 1941-8-17
GH: 01994966 Lappula redowskii (Hornemann) Greene USA: Colorado Cow Creek, Wet Mts., on Oak Canyon road sout... J. A. Ewan 14244 1942-6-12
GH: 01994965 Lappula redowskii (Hornemann) Greene USA: Colorado Bull-Dominico Hills, 2 miles n. of Westcliff... J. A. Ewan 13312 1941-6-19
GH: 01994964 Lappula redowskii (Hornemann) Greene USA: Colorado South Platte River at Masters. J. A. Ewan 12753 1941-5-30
GH: 01995029 Lappula redowskii (Hornemann) Greene USA: Colorado Black Wolf Creek, 1 mile n. of Beecher Islan... J. A. Ewan 12911 1941-5-31
GH: 01995028 Lappula redowskii (Hornemann) Greene USA: Colorado Boulder: University of Colorado campus J. A. Ewan 11420 1938-6-30
GH: 01995027 Lappula redowskii (Hornemann) Greene USA: Colorado 4 miles north of Boulder, on foothill road t... J. A. Ewan 12936 1941-6-8
GH: 01995026 Lappula redowskii (Hornemann) Greene USA: Colorado Boulder: between the flagstones of amphithea... J. A. Ewan 11901 1939-5-18
GH: 01995025 Lappula redowskii (Hornemann) Greene USA: Colorado Mule Shoe, east slope of La Veta Pass J. A. Ewan 12002 1939-7-2
GH: 01995013 Lappula redowskii (Hornemann) Greene USA: Colorado Mosca Pass above Redwing; Sangre de Cristo R... J. A. Ewan 18144 1949-7-30
GH: 01995012 Lappula redowskii (Hornemann) Greene USA: Colorado Stonewall J. A. Ewan 18072 1949-7-27
GH: 01994996 Lappula redowskii (Hornemann) Greene USA: Colorado Arkansas R. at Salida J. A. Ewan 11566 1938-8-23
GH: 01995167 Lappula redowskii (Hornemann) Greene USA: New Mexico Between Raton and Sugarite Creek, 3 miles ea... J. A. Ewan 13141 1941-6-17
GH: 01995166 Lappula redowskii (Hornemann) Greene USA: New Mexico Capulin Mt. (sw. base), 6 miles sw. of Folso... J. A. Ewan 13170 1941-6-17
GH: 01996064 Lithospermum incisum Lehmann USA: Colorado 1 miles south of Stonewall J. A. Ewan 13032 1941-6-15
GH: 01996657 Lithospermum multiflorum Torrey USA: Colorado Bull-Dominico Hills, 2 miles n. of Westcliff... J. A. Ewan 13292 1941-6-19
GH: 01996651 Lithospermum multiflorum Torrey USA: Colorado Upper Artists Glen, trail to Crystal Park; P... J. A. Ewan 14960 1943-7-18
GH: 01996649 Lithospermum multiflorum Torrey USA: Colorado on Niobrara shale ridge; 6 miles north of Bo... J. A. Ewan 11942 1939-5-25
GH: 01996764 Lithospermum occidentale (Mackenzie) Weakley, Witsell & D. Estes USA: Colorado Boulder mesa at foot of Flagstaff Mt. J. A. Ewan 11968 1939-6-8
GH: 01996762 Lithospermum occidentale (Mackenzie) Weakley, Witsell & D. Estes USA: Colorado Gregory Canyon; above Boulder. J. A. Ewan 11098 1937-9-19
GH: 01996760 Lithospermum occidentale (Mackenzie) Weakley, Witsell & D. Estes USA: Colorado Boulder mesa at foot of Flagstaff Mt. J. A. Ewan 11968 1939-6-8
GH: 01997436 Mertensia alpina (Torrey) G. Don USA: Colorado Pikes Peak, above Windy Point J. A. Ewan 15128 1943-7-29
GH: 01997620 Mertensia ciliata (James) G. Don USA: Colorado Little Beaver Creek at Pingree Park road cro... J. A. Ewan 11279 1938-7-9
GH: 02058064 Mertensia lanceolata (Pursh) de Candolle USA: Colorado Boulder: Corner of 7th and Cascade streets J. A. Ewan 11150 1938-4
GH: 02058053 Mertensia lanceolata (Pursh) de Candolle USA: Colorado Mesa to e. of Gregory Creek, above Boulder J. A. Ewan 11166 1938-5-15
GH: 02058052 Mertensia lanceolata (Pursh) de Candolle USA: Colorado 4 miles n. of Boulder, foot of Front Range J. A. Ewan 11189 1938-5-25
GH: 02058149 Mertensia lanceolata nivalis (S. Watson) L. C. Higgins USA: Colorado West Spanish Peak; Huerfano-Las Animas Count... J. A. Ewan 18091 1949-7-28
GH: 02058167 Mertensia lanceolata nivalis (S. Watson) L. C. Higgins USA: Colorado near Summit Grizzly Peak; Torreys Rk. region J. A. Ewan 11511 1938-8-18
GH: 02059434 Mertensia sp. USA: Colorado Head of Berwind Canyon J. A. Ewan 12984 1941-6-14
GH: 02059432 Mertensia sp. USA: Colorado Summit of Monarch Pass; Gunnison-Chaffee Co.... J. A. Ewan 12050 1939-7-4
GH: 02059431 Mertensia sp. USA: Colorado Near divide betw. head of Big Sandy Creek an... J. A. Ewan 12827 1941-6-1
GH: 02059430 Mertensia sp. USA: Colorado Boulder mesa at foot of Flagstaff Mt. J. A. Ewan 11962 1939-6-8
GH: 02059777 Oreocarya cana A. Nelson USA: Colorado Fremont Butte, nw. of Akron J. A. Ewan 12770 1941-5-30
GH: 02059857 Oreocarya cinerea Greene USA: Colorado 3 miles nw. of Pueblo, on Canyon City road a... J. A. Ewan 14181 1942-6-12
GH: 02060041 Oreocarya cinerea Greene USA: Colorado above South Platte River bottoms near Canton J. A. Ewan 12287 1940-8-17
GH: 02060028 Oreocarya cinerea Greene USA: Colorado Painter Ranch at Roggen J. A. Ewan 12734 1941-3-30
GH: 02060649 Oreocarya glomerata (Pursh) Greene USA: Wyoming Sweetwater River at historic Oregon Trail Cr... J. A. Ewan 18302 1949-8-12
GH: 02061307 Oreocarya thyrsiflora Greene USA: Colorado creek bench of distributary of St. Charles R... J. A. Ewan 15322 1943-9-4
GH: 02061305 Oreocarya thyrsiflora Greene USA: Colorado 3 miles nw. of Pueblo, on Canyon City road a... J. A. Ewan 14178 1942-6-12
GH: 02061321 Oreocarya thyrsiflora Greene USA: Colorado Greenhorn Valley, 3 miles north of Crow J. A. Ewan 11983 1939-7-2
GH: 02061320 Oreocarya thyrsiflora Greene USA: Colorado Lloyd Creek at confluence with Fountain Cree... J. A. Ewan 14164 1942-6-12
GH: 02061332 Oreocarya thyrsiflora Greene USA: New Mexico Between Raton and Sugarite Creek, 3 miles ea... J. A. Ewan 13136 1941-6-17
Brassicaceae GH: 00944789 Brassica rapa Linnaeus USA: Louisiana [data not captured] J. A. Ewan 19033 1957-4-19
GH: 01097540 Cakile edentula (Bigelow) Hooker USA: Maryland Beach along Chesapeake Bay, Sandy Point in t... J. A. Ewan 17374 1946-9-15
GH: 00999983 Cardamine rhomboidea (Persoon) de Candolle USA: Louisiana [data not captured] J. A. Ewan 19687 1959-3-27
GH: 00999984 Cardamine rhomboidea (Persoon) de Candolle USA: Louisiana [data not captured] J. A. Ewan 19712 1959-3-30
GH: 00379097 Caulanthus major (M. E. Jones) Payson USA: California Nature trail from Big Pines to Blue Ridge J. A. Ewan 10030 1936-8-10
GH: 01155392 Descurainia incisa (Engelmann) Britton USA: Colorado 2 miles south of Blue Rock Spring, drainage ... J. A. Ewan 14680 1942-9-9
GH: 01548515 Lepidium didymum Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18949A 1956-11-24
GH: 01548516 Lepidium didymum Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18949 1956-11-24
GH: 01548518 Lepidium didymum Linnaeus USA: Louisiana New Orleans: [data not captured] J. A. Ewan 18386 1952-4
GH: 01548580 Lepidium draba Linnaeus USA: Colorado Mesa above Cherry Creek, 2 miles east of Col... J. A. Ewan 15497 1943-5-3
GH: 01548643 Lepidium draba chalepense (Linnaeus) Thellung USA: Colorado Boulder: Euclid at 12th J. A. Ewan 11896 1939-5-18
GH: 01549014 Lepidium latifolium Linnaeus USA: Colorado along rr. right-of-way in barrow ditch. 6 mi... J. A. Ewan 15525 1943-9
GH: 01549404 Lepidium perfoliatum Linnaeus USA: Colorado South Platte River at Masters J. A. Ewan 12758 1941-5-30
GH: 01575067 Physaria bellii G. A. Mulligan USA: Colorado Along the crest of Niobrara; 6 miles north o... J. A. Ewan 11212 1938-5-25
GH: 01575099 Physaria calcicola (Rollins) O'Kane & Al-Shehbaz USA: Colorado 3 mi. nw. of Pueblo J. A. Ewan 14171 1941-6-12
GH: 01575103 Physaria calcicola (Rollins) O'Kane & Al-Shehbaz USA: Colorado Arkansas River canyon 2 miles e. of Concrete... J. A. Ewan 14196 1942-6-12
GH: 01575513 Physaria fendleri (A. Gray) O'Kane & Al-Shehbaz USA: Colorado 3 miles nw. of Pueblo, on Canyon City road a... J. A. Ewan 14171A 1942-6-12
GH: 01691869 Rorippa alpina (S. Watson) Rydberg USA: Colorado 1 mile above Thunder Lake; Wild Basin J. A. Ewan 13611 1941-8-10
GH: 01692390 Rorippa globosa (Turczaninow) Thellung USA: Colorado Colorado Springs: about lathhouses; Upton Ga... J. A. Ewan 14139 1942-6-11
GH: 01692801 Rorippa palustris hispida (Desvaux) Rydberg USA: Colorado Sayre Ranch, nw. of Rollinsvile, near Boulde... J. A. Ewan 13809 1941-8-17
GH: 00379872 Stanleya pinnata (Pursh) Britton USA: California Lower Swartout Valley, head of Sheep Creek J. A. Ewan 8467 1934-8-2
GH: 00379910 Stanleya pinnata (Pursh) Britton USA: California Lower Swartout Valley, at head of Sheep Cree... J. A. Ewan 8467 1934-8-2
Bromeliaceae GH: 01817178 Tillandsia usneoides Linnaeus USA: Louisiana along dirt road leading from Toro to Sabine ... J. A. Ewan 21152 1962-5-5
Cactaceae GH: 00354903 Opuntia basilaris brachyclada (Griffiths) Munz USA: California Mescal Creek, San Gabriel Mts. J. A. Ewan 9917a 1936-8-2
GH: 01875792 Opuntia littoralis piercei (Fosberg) L. D. Benson & Walk. USA: California Mescal Creek. San Gabriel Mts. J. A. Ewan 9916a 1936-8-2
GH: 01875793 Opuntia littoralis vaseyi (J. M. Coulter) L. D. Benson & Walk. USA: California Near Fork San Gabriel River J. A. Ewan 10973 1937-8-15
GH: 00354908 Opuntia parryi Engelmann USA: California Tujunga Canyon near its mouth. San Gabriel M... J. A. Ewan 11061 1937-8-23
Caprifoliaceae GH: 00386048 Lonicera subspicata johnstonii D. D. Keck USA: California Mescal Creek, San Gabriel Mts. J. A. Ewan 9917 1936-8-2
A: 00386214 Sambucus caerulea Rafinesque USA: California Sheep Creek J. A. Ewan 10003 1936-8-8
A: 00386126 Sambucus nigra cerulea (Rafinesque) Bolli USA: California above Buckhorn, San Gabriel Mts. J. A. Ewan 10101 1936-8-17
A: 00386188 Sambucus nigra cerulea (Rafinesque) Bolli USA: California Fawnskin Valley Road, San Bernardino Mts. J. A. Ewan 4817 1931-8-4
A: 00386214 Sambucus nigra cerulea (Rafinesque) Bolli USA: California Sheep Creek J. A. Ewan 10003 1936-8-8
A: 00386126 Sambucus velutina Durand & Hilgard USA: California above Buckhorn, San Gabriel Mts. J. A. Ewan 10101 1936-8-17
A: 00386188 Sambucus velutina Durand & Hilgard USA: California Fawnskin Valley Road, San Bernardino Mts. J. A. Ewan 4817 1931-8-4
GH: 02187893 Viburnum rufidulum Rafinesque USA: Louisiana [data not captured] J. A. Ewan 21117 1962-5-5
Caryophyllaceae GH: 01741897 Arenaria macradenia parishiorum B. L. Robinson USA: California N. end of Table Mt., Swartout Valley, San Ga... J. A. Ewan 9849 1936-7-27
Chenopodiaceae GH: 02003985 Atriplex hortensis Linnaeus USA: Colorado garden of E. A. P. Evans, at Boulder J. A. Ewan 14423 1942-7-28
GH: 01781164 Bassia scoparia (Linnaeus) A. J. Scott USA: Colorado Six mile ne. of Boulder along C and S RR. be... J. A. Ewan 15520 1943-9
GH: 01781501 Blitum nuttallianum Schultes USA: Colorado Spring Creek Falls, San Juan Mts., headwater... J. A. Ewan 18181 1949-8-2
GH: 01781924 Chenopodium album Linnaeus USA: Louisiana [data not captured] J. A. Ewan 20187 1961-3-6
GH: 01782300 Chenopodium berlandieri Moquin-Tandon USA: Louisiana [data not captured] J. A. Ewan 20188 1961-3-6
GH: 01782483 Chenopodium fremontii S. Watson USA: California [data not captured] J. A. Ewan 9982 1936-8-6
GH: 01783419 Salicornia bigelovii Torrey USA: Louisiana [data not captured] J. A. Ewan 18404 1952-10-24
GH: 01785255 Spirobassia hirsuta (L.) Freitag & G. Kadereit USA: Louisiana New Orleans: [data not captured] J. A. Ewan 18310 1960-11-5
Commelinaceae GH: 02073658 Commelina diffusa N. L. Burman USA: Louisiana [data not captured] J. A. Ewan 19615 1958-10-25
GH: 02073861 Commelina erecta Linnaeus USA: Louisiana [data not captured] J. A. Ewan 19251 1957-6-17
GH: 02113140 Commelina virginica Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18717 1956-5-24
GH: 02113138 Commelina virginica Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18820 1956-10-13
GH: 02113135 Commelina virginica Linnaeus USA: Louisiana [data not captured] J. A. Ewan 20064 1960-10-6
GH: 02113134 Commelina virginica Linnaeus USA: Louisiana [data not captured] J. A. Ewan 20368 1961-10-10
GH: 02113133 Commelina virginica Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18820 1956-10-13
GH: 02113570 Tradescantia hirsutiflora Bush USA: Louisiana [data not captured] J. A. Ewan 18975 1957-4-18
GH: 02113920 Tradescantia paludosa E. S. Anderson & Woodson USA: Louisiana [data not captured] J. A. Ewan 21008 1962-4-17
GH: 02098013 Tradescantia subaspera montana E. S. Anderson & Woodson USA: Louisiana [data not captured] J. A. Ewan 20309A 1961-5-13
Convolvulaceae GH: 02055212 Calystegia occidentalis fulcrata (A. Gray) Brummitt USA: California San Bernardino Mountains: slope above I. S. ... J. A. Ewan 4786 1931-8-3
Cornaceae GH: 01844591 Cornus canadensis Linnaeus USA: Colorado 9 miles south of Devils Head, Rampart Range ... J. A. Ewan 14738 1942-9-10
Crassulaceae GH: 01987420 Dudleya cymosa pumila (Rose) K. M. Nakai USA: California North Fork Tujunga Creek J. A. Ewan 7185 1932-6-30
Cupressaceae A: 02106075 Juniperus scopulorum Sargent USA: Colorado Gregory Canyon J. A. Ewan 11094 1937-9-19
GH: 02106730 Juniperus virginiana Linnaeus USA: Louisiana [data not captured] J. A. Ewan 17950 1948-10-23
A: 02106806 Juniperus virginiana Linnaeus USA: Nebraska Table Mt., se. of Franklin J. A. Ewan 14831 1942-10-2
Cyatheaceae GH: 00020767 Cnemidaria ewanii (Alston) Tryon Colombia: Putumayo Between Mocoa and Urcusique, in route to Umb... J. A. Ewan 16729 1945-1-9
GH: 00098093 Cyathea catacampta Alston : J. A. Ewan 16153
GH: 00020767 Cyathea ewanii Alston Colombia: Putumayo Between Mocoa and Urcusique, in route to Umb... J. A. Ewan 16729 1945-1-9
Cyperaceae GH: 02578098 Carex aureolensis Steudel USA: Louisiana [data not captured] J. A. Ewan 18782 1956-6-11
GH: 02370726 Carex leavenworthii Dewey USA: Louisiana [data not captured] J. A. Ewan 19094A 1957-5-2
GH: 02371740 Carex triangularis Boeckeler USA: Louisiana [data not captured] J. A. Ewan 18996 1957-4-18
Danaeaceae A: 02462291 Danaea inaequilatera A. F. Rojas Colombia: Nariño Quebrada Mongon at Camp Mongon of Cia Minder... J. A. Ewan 16878 1945-2-5
GH: 01583954 Danaea lanceolata H. M. Tuomisto & J. S. Keskiniva Colombia: Putumayo Oreto (Indian pueblo) on Rio Oretopungo, tri... J. A. Ewan 16771 1945-1-14
GH: 02462301 Danaea moritziana C. Presl Colombia: Santander Ridge 5 kilom. ne. Coromoro, 17 kilom. e. ne... J. A. Ewan 15662 1944-5-8
GH: 02462338 Danaea sp. Colombia: Antioquia Dos Bocas, on Rio Nechi, near Pato. drainage... J. A. Ewan 15823 1944-6-23
Dysphaniaceae GH: 01784219 Dysphania ambrosioides (Linnaeus) Mosyakin & Clemants USA: Louisiana [data not captured] J. A. Ewan 20129 1960-10-7
GH: 01784217 Dysphania ambrosioides (Linnaeus) Mosyakin & Clemants USA: Louisiana [data not captured] J. A. Ewan 19030 1957-4-19
GH: 01784214 Dysphania ambrosioides (Linnaeus) Mosyakin & Clemants USA: Louisiana [data not captured] J. A. Ewan 20305 1961-5-13
GH: 01784213 Dysphania ambrosioides (Linnaeus) Mosyakin & Clemants USA: Louisiana [data not captured] J. A. Ewan 19498 1958-9-20
GH: 01784339 Dysphania anthelminticum (Linnaeus) Mosyakin & Clemants USA: Louisiana [data not captured] J. A. Ewan 17795 1948-6-19
Elaeagnaceae GH: 01576707 Shepherdia canadensis Nuttall Canada: Alberta Yellowhead Pass; west of Jasper. J. A. Ewan 18627 1949-9-2
A: 01576841 Shepherdia canadensis Nuttall USA: Colorado West slope of So. Boulder Peak J. A. Ewan 12720 1941-5-17
A: 01576842 Shepherdia canadensis Nuttall USA: Colorado Greenmans Spring, west slope of Bear Mt. (No... J. A. Ewan 11875 1938-10-15
Elaphoglossaceae GH: 02222283 Elaphoglossum ramosissimum T. Moore Ecuador: Pichincha [data not captured] J. A. Ewan 16448 1944-11-10
Ericaceae GH: 00350393 Arctostaphylos glauca Lindley USA: California Mescal Creek J. A. Ewan 9914 1936-8-2
A: 01536375 Arctostaphylos uva-ursi (Linnaeus) Sprengel USA: Colorado Greenmans Spring, west slope of Bear Mt. (No... J. A. Ewan 11872 1938-10-15
GH: 01593879 Kalmia latifolia Linnaeus USA: Louisiana 4 mi. e. of Franklinton, on road to Pine J. A. Ewan 18688 1956-5-22
GH: 01594926 Leucothoë davisiae Torrey ex A. Gray USA: California Bear Lake; Mt. Elwell region. J. A. Ewan 8188 1934-6-27
GH: 01719484 Monotropa uniflora Linnaeus USA: Louisiana Wolf Creek, 1 mi. w. of Sikes J. A. Ewan 19658 1958-10-26
GH: 01719485 Monotropa uniflora Linnaeus USA: Louisiana Outside Caroline Dorman's gate, near Saline.... J. A. Ewan 19657 1958-10-26
GH: 01719486 Monotropa uniflora Linnaeus USA: Louisiana 1 1/2 miles south of Bayou Amacoco. J. A. Ewan 20102 1960-10-7
GH: 01719489 Monotropa uniflora Linnaeus USA: Maryland Vicinity of Piney Creek, Kent Island. J. A. Ewan 17391 1946-9-22
GH: 00362872 Pterospora andromedea Nuttall USA: California near summit of Mt. Williamson, San Gabriel M... J. A. Ewan 8413 1934-8-9
GH: 01684821 Pyrola asarifolia Michaux USA: Wyoming Sheep Mt., Green River Lakes region, Wind Ri... J. A. Ewan 18334 1949-8-13
GH: 00362955 Pyrola dentata Smith USA: California Blue Ridge near auto road saddle. San Gabrie... J. A. Ewan 9881 1936-7-30
GH: 01762097 Rhododendron albiflorum Hooker Canada: Alberta [data not captured] J. A. Ewan 18643 1949-9-4
GH: 01762217 Rhododendron arborescens (Pursh) Torrey USA: Louisiana [data not captured] J. A. Ewan 18672 1956-5-22
GH: 01763024 Rhododendron canescens (Michaux) Sweet USA: Louisiana [data not captured] J. A. Ewan 20140 1960-10-7
GH: 01765529 Rhododendron viscosum (Linnaeus) Torrey USA: Louisiana [data not captured] J. A. Ewan 20261 1961-5-5
GH: 01765530 Rhododendron viscosum (Linnaeus) Torrey USA: Louisiana [data not captured] J. A. Ewan 17776 1948-6-19
GH: 01765531 Rhododendron viscosum (Linnaeus) Torrey USA: Louisiana [data not captured] J. A. Ewan 17894 1948-6-26
Fabaceae GH: 01992867 Acmispon americanus (Nuttall) Rydberg USA: California San Gabriel Mts. J. A. Ewan 9805 1936-7-22
GH: 02064159 Astragalus alpinus Linnaeus USA: Wyoming Sheep Mt., Green River Lakes region, Wind Ri... J. A. Ewan 18346 1949-8-13
GH: 00366240 Astragalus bicristatus A. Gray USA: California N. end of Table Mt. Swartout Valley, San Gab... J. A. Ewan 9845 1936-7-27
GH: 02044035 Astragalus douglasii (Torrey & A. Gray) A. Gray USA: California SW. slope of Table Mt., Swart[h]out Valley. ... J. A. Ewan 9855 1936-7-29
GH: 02049032 Astragalus miser hylophilus (Rydberg) Barneby USA: Wyoming Sheep Mt., Green River Lakes region, Wind Ri... J. A. Ewan 18341 1949-8-13
GH: 02049196 Astragalus missouriensis Nuttall USA: New Mexico 12 miles east of Raton on road to Capulin J. A. Ewan 13159 1941-6-17
GH: 02048340 Astragalus purshii lectulus (S. Watson) M. E. Jones USA: California San Gabriel Mts. West slope of Table Mt. J. A. Ewan 9863 1936-7-29
GH: 02030127 Astragalus tridactylicus A. Gray USA: Colorado along crest of Niobrara shale ridge; 6 miles... J. A. Ewan 11213 1938-5-25
GH: 01958303 Hedysarum boreale mackenzii (Richardson) S. L. Welsh Canada: Alberta Nigel Peak; above Sunwapta Pass, Jasper Nati... J. A. Ewan 18588 1949-9-1
GH: 01958101 Hedysarum boreale Nuttall USA: Colorado Cow Creek, Wet Mts, on Oak Creek road, south... J. A. Ewan 14225 1942-6-12
GH: 01958352 Hedysarum occidentale Greene Canada: British Columbia Sinclair Pass, near Radium Hotsprings, Koote... J. A. Ewan 18525 1949-8-28
GH: 01958429 Hedysarum sulphurescens Rydberg Canada: Alberta Helen Lake trail; on way to Dolomite Pass, h... J. A. Ewan 18655 1949-9-4
GH: 01539496 Kummerowia striata (Thunberg) Schindler USA: Louisiana [data not captured] J. A. Ewan 120057 1960-10-6
GH: 02150610 Lathyrus sp. USA: Colorado Mosca Pass above Redwing. Sangre de Cristo R... J. A. Ewan 18157 1949-7-30
GH: 00366953 Lupinus elatus I. M. Johnston USA: California Griffys Springs, Blue Ridge J. A. Ewan 8323 1934-8-4
GH: 00366957 Lupinus elatus I. M. Johnston USA: California above mdw. Guffys Spring, Blue Ridge J. A. Ewan 10019 1936-8-9
GH: 00366998 Lupinus excubitus M. E. Jones USA: California East and So. end of Table Mt. J. A. Ewan 9878 1936-7-29
GH: 00366998 Lupinus excubitus johnstonii C. P. Smith USA: California East and So. end of Table Mt. J. A. Ewan 9878 1936-7-29
GH: 02177116 Lupinus lyallii villosus Jepson USA: Oregon [data not captured] J. A. Ewan 10751 1937-7-27
GH: 02177895 Lupinus plattensis S. Watson USA: New Mexico Vermejo Creek, 2 miles north of Dawson J. A. Ewan 13128 1941-6-16
GH: 02129594 Medicago hispida Gaertner USA: Louisiana [data not captured] J. A. Ewan 19907 1960-4-15
GH: 02132025 Oxytropis borealis viscida (Nuttall) Welsh USA: Wyoming White Rock, above Green River Lakes, Wind Ri... J. A. Ewan 18367 1949-8-14
GH: 02133417 Phaseolus sp. USA: Louisiana New Orleans: [data not captured] J. A. Ewan 18425 1952-10-26
GH: 02133535 Pisum sativum Linnaeus USA: Louisiana [data not captured] J. A. Ewan 19070 1957-4-21
GH: 02134378 Rhynchosia reniformis de Candolle USA: Louisiana [data not captured] J. A. Ewan 21126 1962-5-5
A: 02134917 Robinia neomexicana A. Gray USA: Colorado Berwind Canyon Creek, above coke ovens J. A. Ewan 12979 1941-6-14
GH: 02135757 Sesbania drummondii (Rydberg) Cory USA: Louisiana [data not captured] J. A. Ewan 17796 1948-6-19
GH: 02135750 Sesbania drummondii (Rydberg) Cory USA: Louisiana [data not captured] J. A. Ewan 17872 1948-6-26
GH: 02135865 Sesbania herbacea (Miller) McVaugh USA: Louisiana [data not captured] J. A. Ewan 18903 1956-11-11
GH: 02135967 Sesbania punicea (Cavanilles) Bentham USA: Louisiana [data not captured] J. A. Ewan 17765 1948-6-19
GH: 02135984 Sesbania punicea (Cavanilles) Bentham USA: Mississippi [data not captured] J. A. Ewan 18383A 1952-4-27
GH: 02135980 Sesbania punicea (Cavanilles) Bentham USA: Mississippi [data not captured] J. A. Ewan 19091 1957-4-28
GH: 02135979 Sesbania punicea (Cavanilles) Bentham USA: Mississippi [data not captured] J. A. Ewan 18287 1950
GH: 02136042 Sesbania vesicaria (Jacquin) Elliott USA: Louisiana [data not captured] J. A. Ewan 20143 1960-10-7
GH: 02136448 Strophostyles umbellata (Muhlenberg ex Willdenow) Britton USA: Louisiana [data not captured] J. A. Ewan 18782P 1956-6-16
GH: 02136615 Stylosanthes biflora Britton, Stearn & Poggenburg USA: Louisiana [data not captured] J. A. Ewan 18760 1956-6-11
GH: 02136611 Stylosanthes biflora Britton, Stearn & Poggenburg USA: Louisiana [data not captured] J. A. Ewan 19250 1957-6-17
GH: 02137171 Tephrosia onobrychoides Nuttall USA: Louisiana [data not captured] J. A. Ewan 19247 1957-6-17
GH: 02137306 Tephrosia spicata (Walter) Torrey & A. Gray USA: Mississippi [data not captured] J. A. Ewan 17719 1948-6-12
GH: 02137300 Tephrosia spicata (Walter) Torrey & A. Gray USA: Louisiana [data not captured] J. A. Ewan 18742 1956-6-11
GH: 02137556 Tephrosia virginiana (Linnaeus) Persoon USA: Louisiana [data not captured] J. A. Ewan 19251 1957-6-17
GH: 02342654 Trifolium dasyphyllum Torrey & A. Gray USA: Colorado Pitkin-Lake counties. Summit of Independence... J. A. Ewan 18255 1949-8-6
GH: 02342896 Trifolium fragiferum Linnaeus USA: Colorado Boulder Creek 1 mi. n. Valmont. J. A. Ewan 12252 1940-8-10
GH: 02343230 Trifolium incarnatum Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18993 1957-4-18
GH: 02343227 Trifolium incarnatum Linnaeus USA: Louisiana [data not captured] J. A. Ewan 20249 1961-5-5
GH: 02343695 Trifolium nanum Torrey USA: Colorado Trinchera Peak, Culebra Range J. A. Ewan 18119 1949-7-29
GH: 02344281 Trifolium resupinatum Linnaeus USA: Louisiana [data not captured] J. A. Ewan 19079 1957-4-21
GH: 02344279 Trifolium resupinatum Linnaeus USA: Louisiana New Orleans: [data not captured] J. A. Ewan 20355 1961-5-14
GH: 02344311 Trifolium sylvaticum Gerard USA: Mississippi [data not captured] J. A. Ewan 1950
GH: 02345372 Vicia angustifolia Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18988 1957-4-18
GH: 02345371 Vicia angustifolia Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18978 1957-4-18
GH: 02345821 Vicia cracca Linnaeus USA: Louisiana [data not captured] J. A. Ewan 19140 1957-6-13
GH: 02345819 Vicia cracca Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18995 1957-4-18
GH: 02345863 Vicia disperma de Candolle USA: Louisiana [data not captured] J. A. Ewan 19904 1960-4-15
GH: 02345986 Vicia gigantea Hooker USA: California [data not captured] J. A. Ewan 8791 1934-3-24
GH: 02347134 Vicia ludoviciana Nuttall USA: Louisiana [data not captured] J. A. Ewan 19293 1958-3-30
GH: 02347133 Vicia ludoviciana Nuttall USA: Louisiana [data not captured] J. A. Ewan 18536 1953-4-10
GH: 02347367 Vicia sativa Linnaeus USA: Louisiana [data not captured] J. A. Ewan 19022 1957-4-19
GH: 02347366 Vicia sativa Linnaeus USA: Louisiana [data not captured] J. A. Ewan 19919 1960-4-15
GH: 02347764 Wisteria frutescens (Linnaeus) Poiret USA: Mississippi [data not captured] J. A. Ewan 18655 1956-4-22
GH: 02347933 [None] USA: Louisiana [data not captured] J. A. Ewan 21374 1963-4-28
GH: [None] USA: Louisiana [data not captured] J. A. Ewan 21374 1963-4-28
Fagaceae GH: 00344017 Quercus agrifolia Née USA: California 1/2 mile above Felton on Bonnie Doon road J. A. Ewan 9066 1934-10-27
GH: 00344281 Quercus chrysolepis Liebmann USA: California San Antonio Canyon at Bear Flats Ranger Stat... J. A. Ewan 8470 1934-8-2
GH: 00034057 Quercus grandidentata Ewan USA: California 2 miles above A.T. & S.F. tracks at mouth of... J. A. Ewan 8487 1934-12-27
GH: 00034058 Quercus grandidentata Ewan USA: California 2 miles above A.T. & S.F. tracks at mouth of... J. A. Ewan 8487 1934-12-27
GH: 00343073 Quercus kelloggii Newberry USA: California Los Angeles: San Gabriel Mts. 1 mi. below he... J. A. Ewan 9889 1936-8-2
GH: 00343074 Quercus kelloggii Newberry USA: California Los Angeles: San Gabriel Mts. Table Mt. J. A. Ewan 9879 1936-7-29
GH: 00344017 Quercus pricei Sudworth USA: California 1/2 mile above Felton on Bonnie Doon road J. A. Ewan 9066 1934-10-27
Gentianaceae GH: 00384894 Frasera neglecta H. M. Hall USA: California Swartout Valley, below Big Pinus Cp. J. A. Ewan 8392 1934-8-3
GH: 02069943 Gentiana affinis Grisebach USA: Colorado South Hardscrabble Creek, 5 miles s. of Wetm... J. A. Ewan 15360 1943-9-4
GH: 02166194 Gentianopsis thermalis (Kuntze) Iltis USA: Colorado Below Hermit cabin, Middle Taylor Creek, San... J. A. Ewan 15390 1943-9-5
GH: 02166807 Menyanthes trifoliata minor Rafinesque USA: Colorado Bog at Van Vleet Arabian ranch, Peaceful Val... J. A. Ewan 15515 1943-9
Geraniaceae GH: 01863959 Geranium caespitosum James USA: Colorado headwaters of Dark Canyon, Cameron Cone, Pik... J. A. Ewan 14936 1943-7-11
Grammitaceae GH: 00021262 Grammitis intricata C. V. Morton Ecuador: Pichincha Guamani Pass, east of Pifo, Cordillera Orien... J. A. Ewan 16436 1944-11-10
Hippuridaceae GH: 02000437 Hippuris vulgaris Linnaeus USA: Colorado Colony on south side of lake; Lily Lake, n. ... J. A. Ewan 14067 1941-10-5
Iridaceae GH: 01747442 Iris missouriensis Nuttall USA: Colorado Mesa to e. of Gregory Creek, above Boulder J. A. Ewan 11183 1938-5-15
Isoetaceae GH: 02074394 Isoetes bolanderi Engelmann USA: Colorado Specimen Lake, e. slope Shipler Mt., near Mi... J. A. Ewan 14045 1941-10-5
Juncaceae GH: 02400480 Juncus megacephalus M. A. Curtis USA: Louisiana [data not captured] J. A. Ewan 19648 1958-10-26
GH: 02400686 Juncus mertensianus Bongard USA: Wyoming Holly Lake; Indian Paint-brush Canyon above ... J. A. Ewan 18394 1949-8-16
GH: 02396260 Juncus sp. USA: Louisiana [data not captured] J. A. Ewan 18687 1956-5-22
GH: 02396258 Juncus sp. USA: Louisiana [data not captured] J. A. Ewan 18777 1956-6-11
GH: 02396257 Juncus sp. USA: Louisiana [data not captured] J. A. Ewan 19057 1957-4-20
GH: 02398596 Juncus sphaerocarpus Nees USA: California [data not captured] J. A. Ewan 9802 1936-7-22
Lamiaceae GH: 00400476 Monardella australis cinerea (Abrams) A. C. Sanders & Elvin USA: California east slope North Baldy. San Gabriel Mts. J. A. Ewan 8312 1934-8-6
GH: 00400492 Monardella breweri lanceolata (A. Gray) A. C. Sanders & Elvin USA: California near Gold Creek Road. Pacoima Canyon, San Ga... J. A. Ewan 4737 1931-7-4
GH: 00400504 Monardella breweri lanceolata (A. Gray) A. C. Sanders & Elvin USA: California San Gabriel Mts. J. A. Ewan 8443 1934-8-11
GH: 00400527 Monardella breweri lanceolata (A. Gray) A. C. Sanders & Elvin USA: California San Sevaine Flat, San Gabriel Mts. J. A. Ewan 11023 1937-8-22
GH: 00400580 Monardella linoides erecta (Abrams) Elvin & A. C. Sanders USA: California North Baldy summit trail 1/2 mi. above Vince... J. A. Ewan 8465 1934-8-6
GH: 00400624 Monardella saxicola I. M. Johnston USA: California Lower end of San Sevaine Flat J. A. Ewan 11013 1937-8-22
GH: 00400860 Pycnanthemum californicum Torrey ex Durand USA: California San Antonio Canyon, San Gabriel Mts. J. A. Ewan 8485 1934-8-2
GH: 00403200 Pycnanthemum californicum Torrey ex Durand USA: California San Antonio Canyon, San Gabriel Mts. J. A. Ewan 8485 1934-8-2
GH: 00403479 Salvia pachyphylla Epling ex Munz USA: California San Bernardino Mountains: Green Lead Mine Ro... J. A. Ewan 4867 1931-8-7
GH: 00402073 Scutellaria siphocamplyloides Vatke USA: California 3 miles above Gold Creek Rd., Pacoima Canyon... J. A. Ewan 4744 1931-7-4
GH: 00402085 Scutellaria siphocamplyloides Vatke USA: California San Sevaine Flat, San Gabriel Mts. J. A. Ewan 11027 1937-8-22
GH: 00402126 Stachys albens A. Gray USA: California San Antonio Canyon at foot of Baldy Trail J. A. Ewan 8481 1934-8-2
GH: 00402127 Stachys albens A. Gray USA: California San Antonio Canyon at foot of Baldy Trail J. A. Ewan 8481 1934-8-2
GH: 00402128 Stachys albens A. Gray USA: California Swartout Valley, San Gabriel Mts. J. A. Ewan 9996 1936-8-8
GH: 00402129 Stachys albens A. Gray USA: California San Sevaine Flat J. A. Ewan 11034 1937-8-22
GH: 01699486 Stachys pilosa Nuttall USA: Colorado Estrella; San Luis Valley J. A. Ewan 18158 1949-7-31
GH: 00402426 Trichostema lanceolatum Bentham USA: California Westwood Hills J. A. Ewan 3418 1929-8-14
GH: 00402476 Trichostema oblongum Bentham USA: California San Sevaine Flat, San Gabriel Mts. J. A. Ewan 11017 1937-8-22
Lauraceae A: 00381261 Umbellularia californica (Hooker & Arnott) Nuttall USA: California San Marcos Pass J. A. Ewan 5322
Lentibulariaceae GH: 01974036 Pinguicula lutea Walter USA: Mississippi 8 mi. e. of Pearlington at jct. Miss. 43 (to... J. A. Ewan 19317 1958-4-10
GH: 01974123 Pinguicula pumila Michaux USA: Louisiana ca. 9 mi. e. of De Ridder. J. A. Ewan 21064 1962-5-4
GH: 01974122 Pinguicula pumila Michaux USA: Louisiana So. edge of Elizabeth. J. A. Ewan 21044 1962-5-3
GH: 01975585 Utricularia macrorhiza LeConte USA: Colorado Sheep Lake, Fall River Valley, above Estes P... J. A. Ewan 14057 1941-10-5
Loranthaceae GH: 00355083 Phoradendron bolleanum (Seemann) Eichler USA: California San Bernardino: Acorn Trail, Wrightwood J. A. Ewan 9841 1936-7-26
GH: 00355097 Phoradendron bolleanum (Seemann) Eichler USA: California Mescal Creek, San Gabriel Mts. J. A. Ewan 9945 1936-8-5
GH: 00355065 Phoradendron juniperinum libocedri Engelmann USA: California Cedar Canyon off Mescal Creek, SAN GABRIEL M... J. A. Ewan 9925 1936-8-2
Lycopodiaceae GH: 02076547 Spinulum annotinum (Linnaeus) A. Haines USA: Colorado Fourth July Mine, s slope Arapahoe Peak J. A. Ewan 12178 1940-5-25
GH: 02076546 Spinulum annotinum (Linnaeus) A. Haines USA: Colorado Fourth July Mine, s. slope Arapahoe Peak J. A. Ewan 12178 1940-5-25
Malvaceae GH: 00420499 Malacothamnus davidsonii (B. L. Robinson) Greene USA: California Tujunga Canyon near its mouth J. A. Ewan 11047 1927-8-23
GH: 00420499 Malacothamnus fasciculatus (Nuttall ex Torrey & A. Gray) Greene USA: California Tujunga Canyon near its mouth J. A. Ewan 11047 1927-8-23
GH: 00420527 Malacothamnus fasciculatus (Nuttall ex Torrey & A. Gray) Greene USA: California Auto road up Table Mt., head of Le Montaine ... J. A. Ewan 8448 1934-8-3
GH: 00420531 Malacothamnus fasciculatus (Nuttall ex Torrey & A. Gray) Greene USA: California Blue Ridge near Big Pines road jct. J. A. Ewan 9822 1936-7-22
GH: 00420527 Malacothamnus fremontii (Torrey ex A. Gray) Greene USA: California Auto road up Table Mt., head of Le Montaine ... J. A. Ewan 8448 1934-8-3
GH: 00420531 Malacothamnus fremontii (Torrey ex A. Gray) Greene USA: California Blue Ridge near Big Pines road jct. J. A. Ewan 9822 1936-7-22
Mimosaceae GH: 01680291 Mimosa strigillosa Torr. & A. Gray USA: Louisiana along Miss. R. at Carrollton Ave J. A. Ewan 18794 1956-8-26
Myricaceae GH: 00343928 Morella californica (Chamisso) Wilbur USA: California "Cold Bog", Pt. Reyes Penninsula J. A. Ewan 8052 1933-10-22
GH: 00343928 Myrica californica Chamisso USA: California "Cold Bog", Pt. Reyes Penninsula J. A. Ewan 8052 1933-10-22
Oleaceae GH: 00401238 Fraxinus latifolia Bentham USA: California West Fork San Gabriel River. San Gabriel Mts... J. A. Ewan 10968 1937-8-15
GH: 00401238 Fraxinus oregona Nuttall USA: California West Fork San Gabriel River. San Gabriel Mts... J. A. Ewan 10968 1937-8-15
Onagraceae GH: 01624355 Boisduvalia densiflora (Lindley) S. Watson USA: California San Sevaine Flat J. A. Ewan 11035 1937-8-22
GH: 01674535 Circaea alpina pacifica (Ascherson & Magnus) P. H. Raven USA: Colorado Rangers trail to summit of Green Mt. above B... J. A. Ewan 11239 1938-7-4
GH: 01645983 Oenothera fruticosa fruticosa USA: Alabama University of Alabama Field Station J. A. Ewan 18389 1952-6
Orchidaceae AMES: 02162492 Aa paleacea (Kunth) H. G. Reichenbach Colombia: Nariño West side of Volcan Dona Juana Cordillera Or... J. A. Ewan 16610 1944-12-16
GH: 01938121 Corallorhiza maculata (Rafinesque) Rafinesque USA: California North side Bluff Lake San Bernardino Mts. J. A. Ewan 4828 1931-8-5
AMES: 01943087 Cranichis ciliata (Kunth) Kunth Colombia: Camino between La Victoria, Colombia, and Pu... J. A. Ewan 16196 1944-9-24
AMES: 02109210 Epidendrum frigidum Linden ex Lindley Colombia: Nariño West side of Volcan Dona Juana; Cordillera O... J. A. Ewan 16614 1944-12-16
AMES: 02109272 Epidendrum gastropodium H. G. Reichenbach Colombia: Nariño South side of Volcan Dona Juana J. A. Ewan 16621 1944-12-16
AMES: 02109470 Epidendrum indecoratum Schlechter Colombia: Nariño South side of Volcan Dona Juana; Cord. Orien... J. A. Ewan 16624 1944-12-16
AMES: 02109716 Epidendrum microglossoides Hágsater & Dodson Colombia: Nariño Volcan de Chiles J. A. Ewan 16086 1944-9-6
AMES: 02109992 Epidendrum pastoense Schlechter Colombia: Nariño West side of Volcan Dona Juana J. A. Ewan 16613 1944-12-16
AMES: 02108649 Epidendrum sp. Colombia: Nariño South slope of Volcan Dona Juana; Cordillera... J. A. Ewan 16620 1944-12-16
AMES: 02108778 Epidendrum sp. Colombia: Cundinamarca Quebrada at end of 20 Julio Avenida trolley ... J. A. Ewan 15594 1944-4-30
AMES: 02108771 Epidendrum sp. Colombia: Nariño West side of Volcan Dona Juana J. A. Ewan 16613 1944-12-16
AMES: 02050675 Habenaria repens Nuttall USA: Louisiana Waggamon Pond, west of Avondale J. A. Ewan 17421 1947-10-12
AMES: 02051298 Listera cordata (Linnaeus) R. Brown USA: Colorado Primitive Forest Reserve above Gothic J. A. Ewan 11787 1938-8-27
AMES: 02063717 Platanthera dilatata leucostachys (Lindley) Luer USA: California about spring 1/2 mile west Windy Camp, n. sl... J. A. Ewan 8300 1934-8-13
AMES: 02083058 Pleurothallis cassidis Lindley Colombia: Nariño Headwaters of Río Tellez, above Soledad J. A. Ewan 16515 1944-12-2
GH: 02051980 Pogonia ophioglossoides (Linnaeus) Ker Gawler USA: Louisiana ca. 9 mi. e. of De Ridder J. A. Ewan 21069 1962-5-4
GH: 02032355 Spiranthes longilabris Lindley USA: Louisiana lower crossing of Choctaw Creek, se. of Read... J. A. Ewan 19873E 1959-11-1
GH: 02032361 Spiranthes longilabris Lindley USA: Mississippi 5 mi. s. Natchez J. A. Ewan 19867 1959-10-30
Orobanchaceae GH: 02033907 Castilleja affinis Hooker f. & Arnott USA: California Dodds Canyon at Oceanside, one mile from the... J. A. Ewan 7176 1932-3-22
GH: 01876931 Castilleja haydenii (A. Gray) Cockerell USA: Colorado West Spanish Peak; Huerdano-Las Animas Co. l... J. A. Ewan 18094 1949-7-28
GH: 01877484 Castilleja linariaefolia Bentham USA: California San Bernardino Mountains: Green Lead Mine Ro... J. A. Ewan 4870 1931-8-7
GH: 01877480 Castilleja linariaefolia Bentham USA: California Sheep Creek, San Gabriel Mts. J. A. Ewan 10004 1936-8-8
GH: 01877770 Castilleja martini Abrams USA: California Bald Flat, Blue Ridge, San Gabriel Mts. J. A. Ewan 10025 1936-8-9
GH: 01877937 Castilleja miniata Douglas ex Hooker USA: California San Bernardino Mountains: Riverside Municipa... J. A. Ewan 4839 1931-8-5
GH: 01877975 Castilleja miniata Douglas ex Hooker USA: California Swartout Valley, San Gabriel Mts. J. A. Ewan 9990 1936-8-8
GH: 01880077 Cordylanthus ramosus Nuttall ex Bentham USA: Wyoming Sweetwater River at historic Oregon Trail Cr... J. A. Ewan 18307 1949-8-12
GH: 02078366 Pedicularis sudetica scopulorum (A. Gray) Hultén USA: Colorado summit of Independence Pass, Sawatch Range; ... J. A. Ewan 18262 1949-8-6
GH: 02078678 Rhinanthus minor Linnaeus USA: Colorado Bog at Van Vleet Arabian ranch, Peaceful Val... J. A. Ewan 15510 1943-9
Papaveraceae GH: 01856648 Argemone rotundata Rydberg USA: California Bald Flat on Blue Ridge, San Gabriel Mts. J. A. Ewan 10024 1936-8-9
GH: 01856651 Argemone rotundata Rydberg USA: California Mescal Creek. San Gabriel Mts. J. A. Ewan 9934 1936-8-5
GH: 01738569 Corydalis caseana brandegei (S. Watson) Ownbey USA: Colorado West slope of Kebler Pass J. A. Ewan 18235 1949-8-5
Passifloraceae GH: 00268011 Passiflora lutea Linnaeus USA: Louisiana Site of old Valcour Aime plantation near Vac... J. A. Ewan 19865 1959-10-4
GH: 00268012 Passiflora lutea Linnaeus USA: Louisiana Jefferson Parish, Swamp near Indian Mound, L... J. A. Ewan 20369 1961-10-10
Phyllanthaceae GH: 01971450 Phyllanthus carolinensis Walter USA: Louisiana S.P. RR. sta., Raceland Jct. J. A. Ewan 18878 1956-10-20
GH: 01971449 Phyllanthus carolinensis Walter USA: Louisiana along lower Atchafalaya River between Morgan... J. A. Ewan 18959 1956-11-24
GH: 01971447 Phyllanthus carolinensis Walter USA: Louisiana benches of old Sabine River terraces, near r... J. A. Ewan 20132 1960-10-7
GH: 01971446 Phyllanthus carolinensis Walter USA: Louisiana New Orleans: behind Audobon Park J. A. Ewan 18429 1949-10-23
Phytolaccaceae GH: 01681268 Phytolacca americana Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18705 1956-5-23
Pinaceae A: 00311166 Abies concolor (Gordon & Glendinning) Lindley ex Hildebrand USA: California Williamson-Islip saddle, San Gabriel Mts. J. A. Ewan 8306 1934-8-9
A: 00395628 Abies concolor (Gordon & Glendinning) Lindley ex Hildebrand USA: Colorado Hayden Creek; n. end of Sangre de Cristo Ran... J. A. Ewan 15478 1943-9-6
A: 00398135 Pinus contorta latifolia Engelmann USA: Colorado Five miles above (town of) Magnolia J. A. Ewan 11121 1937-10-10
A: 00398145 Pinus contorta latifolia Engelmann USA: Colorado Above Greenmans Spring, west slope of Bear M... J. A. Ewan 11876 1938-10-15
A: 00398728 Pinus flexilis James USA: Colorado above Saddle Rock, mostly in deep soil of ro... J. A. Ewan 11113 1937-9-19
GH: 00357099 Pinus monophylla Torrey & Fremont USA: California on rocky slope S. end of Table Mt., head of ... J. A. Ewan 8409 1934-8-3
A: 01113385 Pseudotsuga menziesii (Mirbel) Franco USA: Colorado Flatirons, Green Mt., above Boulder J. A. Ewan 1937-10-17
A: 01113388 Pseudotsuga menziesii (Mirbel) Franco USA: Colorado Gregory Canyon; above Boulder. J. A. Ewan 11093 1937-9-19
Piperaceae A: 01981075 Peperomia glabella (Swartz) A. Dietrich Trinidad and Tobago: Trinidad Tamana, ne. Central Range J. A. Ewan 17029 1945-3-23
A: 01965747 Piper dilatatum Richard Trinidad and Tobago: Trinidad Tamana, ne. Central Range J. A. Ewan 17024 1945-3-23
Plantaginaceae GH: 01046519 Bacopa rotundifolia (Michaux) Wettstein USA: Louisiana New Orleans: [data not captured] J. A. Ewan 18302 1950-11-5
GH: 01999076 Collinsia torreyi A. Gray USA: California [data not captured] J. A. Ewan 8225 1934-6-25
GH: 01999615 Gratiola neglecta Torrey USA: Louisiana [data not captured] J. A. Ewan 19013 1957-4-19
GH: 01999798 Gratiola pilosa Michaux USA: Louisiana [data not captured] J. A. Ewan 19214 1957-6-14
GH: 01999797 Gratiola pilosa Michaux USA: Louisiana [data not captured] J. A. Ewan 19278 1957-6-17
GH: 00365825 Keckiella ternata (Torrey ex A. Gray) Straw USA: California San Swaine Flat, San Gabriel Mts. J. A. Ewan 11015 1937-8-22
GH: 00365845 Keckiella ternata (Torrey ex A. Gray) Straw USA: California along stream bed 2 miles above Gold Creek Ro... J. A. Ewan 4741 1931-7-4
GH: 02000774 Leucospora multifida (Michaux) Nuttall USA: Louisiana New Orleans: [data not captured] J. A. Ewan 18276E 1949-11-20
GH: 02001237 Mecardonia acuminata (Walter) Small USA: Louisiana [data not captured] J. A. Ewan 18824 1956-10-13
GH: 02001236 Mecardonia acuminata (Walter) Small USA: Louisiana [data not captured] J. A. Ewan 19873R 1959-11-1
GH: 02001228 Mecardonia acuminata (Walter) Small USA: Louisiana [data not captured] J. A. Ewan 20160 1960-10-8
GH: 02001227 Mecardonia acuminata (Walter) Small USA: Louisiana [data not captured] J. A. Ewan 19991 1960-10-6
GH: 02001755 Nuttallanthus texanus (Scheele) D. A. Sutton USA: Mississippi [data not captured] J. A. Ewan 18650 1956-4-22
GH: 02002877 Penstemon bridgesii A. Gray USA: California [data not captured] J. A. Ewan 10021 1936-8-9
GH: 02118072 Penstemon canescens (Britton) Britton USA: Louisiana [data not captured] J. A. Ewan 18983 1957-4-18
GH: 02120580 Penstemon labrosus (A. Gray) Masters ex Hooker f. USA: California [data not captured] J. A. Ewan 9970 1936-8-6
GH: 02120579 Penstemon labrosus (A. Gray) Masters ex Hooker f. USA: California [data not captured] J. A. Ewan 10008 1936-8-9
A: 00367538 Penstemon newberryi sonomensis (Greene) Jepson USA: California Summit trail Mt. St. Helena J. A. Ewan 10334 1937-5-23
GH: 02122713 Penstemon spectabilis Thurber ex A. Gray USA: California [data not captured] J. A. Ewan 11018 1937-8-22
GH: 01801053 Penstemon tubaeflorus Nuttall USA: Louisiana [data not captured] J. A. Ewan 21100 1962-5-4
GH: 01801798 Plantago aristata Michaux USA: Louisiana [data not captured] J. A. Ewan 19162 1957-6-13
GH: 01801797 Plantago aristata Michaux USA: Louisiana [data not captured] J. A. Ewan 19274 1957-6-17
GH: 01801796 Plantago aristata Michaux USA: Louisiana [data not captured] J. A. Ewan 19202 1957-6-14
GH: 01801795 Plantago aristata Michaux USA: Louisiana [data not captured] J. A. Ewan 21026 1962-5-3
GH: 01801794 Plantago aristata Michaux USA: Louisiana [data not captured] J. A. Ewan 19240 1957-6-16
GH: 01801793 Plantago aristata Michaux USA: Louisiana [data not captured] J. A. Ewan 21330 1963-4-28
GH: 01802263 Plantago eriopoda Torrey USA: Wyoming 5 miles north of Riverside, Encampment River... J. A. Ewan 18298 1949-8-11
GH: 01802749 Plantago major Linnaeus Canada: Alberta [data not captured] J. A. Ewan 18638 1949-9-3
GH: 01803498 Plantago patagonica Jacquin USA: Colorado Boulder: lower Bluebell Canyon J. A. Ewan 12182 1940-6-8
GH: 01804153 Plantago virginica Linnaeus USA: Louisiana [data not captured] J. A. Ewan 21034 1962-5-3
GH: 01804152 Plantago virginica Linnaeus USA: Louisiana [data not captured] J. A. Ewan 19902 1960-4-15
GH: 01805991 Veronica peregrina Linnaeus USA: Louisiana [data not captured] J. A. Ewan 28 1955-3-12
GH: 01805990 Veronica peregrina Linnaeus USA: Louisiana [data not captured] J. A. Ewan 19027 1957-4-19
GH: 01805988 Veronica peregrina Linnaeus USA: Louisiana [data not captured] J. A. Ewan 19961 1960-4-29
GH: 01811400 Veronica polita Fries USA: Louisiana [data not captured] J. A. Ewan 19295 1958-3-30
Platanaceae GH: 00347845 Platanus racemosa Nuttall USA: California Tujunga Creek near mouth of canyon, San Gabr... J. A. Ewan 11050 1937-8-23
Poaceae GH: 01812295 Andropogon glomeratus pumilus (Vasey) Vasey ex L. H. Dewey USA: Louisiana [data not captured] J. A. Ewan 18792 1956-8-26
GH: 01815171 Sorghum halepense (Linnaeus) Persoon USA: Louisiana [data not captured] J. A. Ewan 18785 1956-8-25
Polemoniaceae GH: 00385299 Navarretia sp. USA: California Guidici Rch. Road, Penman Peak J. A. Ewan 8237 1934-7-2
GH: 01717088 Polemonium viscosum Nuttall USA: Wyoming White Rock, above Green River Lakes, Wind Ri... J. A. Ewan 18353 1949-8-14
Polygonaceae GH: 02346023 Antenoron virginianum (Linnaeus) Roberty & Vautier USA: Louisiana [data not captured] J. A. Ewan 20172 1960-10-8
GH: 01717809 Chorizanthe staticoides Bentham USA: California Upper Millards Canyon, San Gabriel Mts. J. A. Ewan 7586 1932-7-4
GH: 00364172 Eriogonum fasciculatum polifolium (Bentham) Torrey & A. Gray USA: California Upper Lone Pine Canyon J. A. Ewan 8473 1934-8-2
GH: 00364240 Eriogonum heermannii Durand & Hilgard USA: California Sheep Creek, San Gabriel Mts. J. A. Ewan 10001 1936-8-8
GH: 00364271 Eriogonum kennedyi alpigenum (Munz & I. M. Johnston) Munz & I. M. Johnston USA: California Summit Mt. Williamson, San Gabriel Mts. J. A. Ewan 8407 1934-8-9
GH: 00364272 Eriogonum kennedyi alpigenum (Munz & I. M. Johnston) Munz & I. M. Johnston USA: California Summit Mt. Williamson, San Gabriel Mts. J. A. Ewan 8407 1934-8-9
GH: 00364477 Eriogonum kennedyi alpigenum (Munz & I. M. Johnston) Munz & I. M. Johnston USA: California Summit Mt. Williamson, San Gabriel Mts. J. A. Ewan 8407 1934-8-9
GH: 00364352 Eriogonum microthecum corymbosoides Reveal USA: California Near Summit Table Mt. head of Le Montaine Cr... J. A. Ewan 8332 1934-8-3
GH: 01966173 Eriogonum pyrolifolium coryphaeum Torrey & A. Gray USA: Oregon [data not captured] J. A. Ewan 10764 1937-7-27
GH: 01966506 Eriogonum saxatile S. Watson USA: California [data not captured] J. A. Ewan [data not captured] 10037 1936-8-13
GH: 01966507 Eriogonum saxatile S. Watson USA: California [data not captured] J. A. Ewan 8342 1934-8-11
GH: 00364547 Eriogonum umbellatum stellatum (Bentham) M. E. Jones USA: California Swartout Valley, below Big Pine Camp J. A. Ewan 8358 1934-8-3
GH: 00364547 Eriogonum umbellatum munzii Reveal USA: California Swartout Valley, below Big Pine Camp J. A. Ewan 8358 1934-8-3
GH: 02043984 Eriogonum vimineum Douglas ex Bentham USA: California [data not captured] J. A. Ewan 8369 1934-8-3
GH: 00364655 Eriogonum wrightii subscaposum S. Watson USA: California Only on highest peak ridges, Summit Mount Wi... J. A. Ewan 8408 1934-8-9
GH: 00364662 Eriogonum wrightii subscaposum S. Watson USA: California Only on highest ridges, Summit Mount William... J. A. Ewan 8408 1934-8-9
GH: 00364669 Eriogonum wrightii subscaposum S. Watson USA: California San Sevaine Flat, San Gabriel Mts. J. A. Ewan 11030 1937-8-22
GH: 00443165 Oxytheca parishii Parry USA: California Table Mt. Trail to Swartout Valley floor, Sa... J. A. Ewan 8427 1934-8-3
GH: 00443165 Oxytheca parishii abramsii (E. A. McGregor) Munz USA: California Table Mt. Trail to Swartout Valley floor, Sa... J. A. Ewan 8427 1934-8-3
GH: 02364156 Oxytheca trilobata A. Gray USA: California [data not captured] J. A. Ewan 9977 1936-8-6
GH: 02364935 Persicaria glabra (Willdenow) M. Gómez USA: Louisiana [data not captured] J. A. Ewan 20321 1961-5-13
GH: 02362795 Persicaria punctata (Elliott) Small USA: Louisiana [data not captured] J. A. Ewan 20040 1960-10-6
GH: 02361236 Persicaria setacea (Baldwin) Small USA: Louisiana [data not captured] J. A. Ewan 18829 1956-10-13
GH: 02361316 Persicaria sp. USA: Louisiana [data not captured] J. A. Ewan 19261 1957-6-17
GH: 02361736 Polygonum aviculare Linnaeus USA: California [data not captured] J. A. Ewan 9803 1936-7-22
GH: 02006865 Rumex chrysocarpos Moris USA: Louisiana [data not captured] J. A. Ewan 19930 1960-4-15
GH: 02005176 Rumex densiflorus Osterhout USA: Colorado Kebler Pass, just below the summit on east s... J. A. Ewan 18234 1949-8-5
GH: 02005171 Rumex densiflorus Osterhout USA: Colorado Summit of Wolf Creek Pass, San Juan Mts. J. A. Ewan 18187 1949-8-2
GH: 02005251 Rumex hastatulus Baldw. USA: Louisiana [data not captured] J. A. Ewan 21039 1962-5-3
Polypodiaceae GH: 00021637 Microgramma acatallela Alston Colombia: Putumayo Rio Mocoa drainage, 3 km above Mocoa, alt. 6... J. A. Ewan 16706 1945-1-8
GH: 00382017 Pecluma pastazensis (Hieronymus) R. C. Moran Brazil: between Río Miraflores and Rio San Martín,... J. A. Ewan 16157 1944-9-12
GH: 00382017 Polypodium pastazense Hieronymus Brazil: between Río Miraflores and Rio San Martín,... J. A. Ewan 16157 1944-9-12
Potamogetonaceae GH: 01688328 Potamogeton illinoensis Morong USA: Louisiana 1 mi. e. of Mt. Hermon J. A. Ewan 18700 1956-5-23
Ranunculaceae GH: 01708948 Aquilegia coerulea James USA: Colorado boulder field of Mt. Tanima, above Thunder L... J. A. Ewan 13576 1941-8-9
GH: 00369595 Clematis ligusticifolia Nuttall USA: California Swartout Valley (fork of Table Mt.) San Gabr... J. A. Ewan 8425 1934-8-3
GH: 01658224 Delphinium barbeyi (Huth) Huth USA: Colorado Alpine Brook 1 mile below Timberline Cabin, ... J. A. Ewan 14623 1942
GH: 01658225 Delphinium barbeyi (Huth) Huth USA: Colorado (west) upper end of Thunder Lake, Rocky Moun... J. A. Ewan 13631 1941-8-10
GH: 01658234 Delphinium barbeyi (Huth) Huth USA: Colorado 4 mi. above Pingree Park J. A. Ewan 11347 1938-7-10
GH: 01658235 Delphinium barbeyi (Huth) Huth USA: Colorado Trail to Fourth of July Mine; s. slope Arapa... J. A. Ewan 12232 1940-7-27
GH: 01658237 Delphinium barbeyi (Huth) Huth USA: Colorado near summit Loveland Pass J. A. Ewan 11522 1938-8-18
GH: 01658239 Delphinium barbeyi (Huth) Huth USA: Colorado 2 mi. above Crested Butte on Gothic road. J. A. Ewan 11635 1938-8-24
GH: 01658641 Delphinium carolinianum penardii (Huth) Warnock USA: Colorado Bluff Lake, n. of Aurora J. A. Ewan 14312 1942-6-20
GH: 01658642 Delphinium carolinianum penardii (Huth) Warnock USA: Colorado Boulder: Aurora and Fourteenth Sts. J. A. Ewan 14361 1942-6-24
GH: 01659132 Delphinium glaucum S. Watson USA: Wyoming Sheep Mt., Green River Lakes region, Wind Ri... J. A. Ewan 18323 1949-8-13
GH: 00038223 Delphinium gypsophilum Ewan USA: California Mouth of Pinoche Creek, alt. 550 feet J. A. Ewan 10295 1937-4-25
GH: 00038226 Delphinium hesperium pallescens Ewan USA: California Steel Canyon Road, 0.5 mile from junction wi... J. A. Ewan 8835 1934-4-30
GH: 00038225 Delphinium hesperium hirsutum Ewan USA: California Canyon on east side of North Butte, Marysvil... J. A. Ewan 9562 1936-5-9
GH: 00369716 Delphinium luteum A. Heller USA: California 1 1/2 miles west of Bodega, Bodega Bay road J. A. Ewan 9229 1935-5-12
GH: 00369717 Delphinium luteum A. Heller USA: California 2 mi. west of Bodega, on Bodega road J. A. Ewan 9203 1935-5-12
GH: 01660217 Delphinium ramosum Rydberg USA: Colorado Stonewall J. A. Ewan 18081 1949-7-27
GH: 00369750 Delphinium uliginosum Curran USA: California Lower Lake to Monticello road, 1.9 mi. s. of... J. A. Ewan 10360 1937-5-23
GH: 01838758 Thalictrum dasycarpum Fischer & Ave-Lallemant USA: Colorado along old road; near St. Vrain Creek. Dixons... J. A. Ewan 13654 1941-8-12
Rhamnaceae A: 01789465 Ceanothus fendleri A. Gray USA: Colorado Boulder mesa at foot of Flagstaff Mt. J. A. Ewan 11969 1939-6-8
GH: 00349996 Ceanothus papillosus Torrey & A. Gray USA: California Santa Cruz Mts. 5 miles from Big Basin on Bo... J. A. Ewan 1934-4-14
A: 00425027 Ceanothus papillosus Torrey & A. Gray USA: California Saratoga road 4 mi. from Big Basin, on headw... J. A. Ewan 8796 1934-4-14
GH: 00425943 Frangula californica cuspidata (Greene) Kartesz & Gandhi USA: California 2 mi. s. of Buckhorn, on Kratka Ridge, San G... J. A. Ewan 10106 1936-8-17
GH: 00425943 Rhamnus californica cuspidata (Greene) C. B. Wolf USA: California 2 mi. s. of Buckhorn, on Kratka Ridge, San G... J. A. Ewan 10106 1936-8-17
Rosaceae GH: 01586987 Agrimonia striata Michaux USA: Colorado Boulder: Near Rockmont Nursery J. A. Ewan 11462 1938-7-29
GH: 00345469 Cercocarpus ledifolius Nuttall USA: California on steep north slope Summit Table Mt., head ... J. A. Ewan 8447 1934-8-3
GH: 01607526 Comarum palustre Linnaeus USA: Colorado Cumbres Pass summit J. A. Ewan 18159 1949-8-1
A: 01865294 Crataegus sp. USA: Colorado Mesa to e. of Gregory Creek, above Boulder J. A. Ewan 11171 1938-5-15
GH: 01610195 Geum rossii turbinatum (Rydberg) C. L. Hitchcock USA: Colorado Summit of Independence Pass, Sawatch Range; ... J. A. Ewan 18258 1949-8-6
GH: 00994539 Holodiscus discolor (Pursh) Maximowicz USA: Colorado above Cuchara USFS Campground J. A. Ewan 18095 1949-7-28
A: 01590541 Physocarpus monogynus (Torrey) J. M. Coulter USA: Colorado Boulder mesa at foot of Flagstaff Mts. J. A. Ewan 11970 1939-6-8
A: 01590542 Physocarpus monogynus (Torrey) J. M. Coulter USA: Colorado 6 miles north of Boulder, on Lyons road J. A. Ewan 11952 1939-5-25
GH: 01566598 Potentilla anserina Linnaeus USA: Wyoming 5 miles north of Riverside, Encampment River... J. A. Ewan 18297 1949-8-11
GH: 01569411 Potentilla norvegica Linnaeus USA: Colorado Boulder: between the stone seats of open-air... J. A. Ewan 11417 1938-6-30
GH: 00346740 Prunus demissa (Nuttall) Walpers USA: California Head of Cedar Canyon, off Mescal Canyon, San... J. A. Ewan 9975 1936-8-6
GH: 00346370 Prunus emarginata (Douglas ex Hooker) Eaton USA: California Blue Ridge near Big Pines road jct. J. A. Ewan 9818 1936-7-22
GH: 00346732 Prunus virginiana Linnaeus USA: California Prarie Forks of San Gabriel River, San Gabri... J. A. Ewan 8461 1934-8-5
GH: 00346732 Prunus virginiana demissa (Nuttall) Torrey USA: California Prarie Forks of San Gabriel River, San Gabri... J. A. Ewan 8461 1934-8-5
GH: 00346740 Prunus virginiana demissa (Nuttall) Torrey USA: California Head of Cedar Canyon, off Mescal Canyon, San... J. A. Ewan 9975 1936-8-6
A: 01725552 Prunus virginiana demissa (Nuttall) Torrey USA: Colorado Mesa above Boulder, along Gregory Creek, s. ... J. A. Ewan 15481 1943-4
A: 01601984 Rosa sp. USA: Colorado 1/2 mile below Hermit Lake, Middle Taylor Cr... J. A. Ewan 15411 1943-9-5
GH: 00346187 Rubus leucodermis Douglas ex Torrey & A. Gray USA: California Along trail in semi-shade. Kratka Ridge, 1 m... J. A. Ewan 8419 1934-8-10
GH: 00346227 Rubus parviflorus Nuttall USA: California Nature trail from Big Pines to Blue Ridge J. A. Ewan 10031 1936-8-10
A: 01701698 Rubus parviflorus Nuttall USA: Colorado Panther Gulch, Green Mt., above Boulder J. A. Ewan 11879 1938-10-15
Rubiaceae GH: 00385682 Galium angustifolium Nuttall ex A. Gray USA: California SW slope of Table Mt., San Gabriel Mts. J. A. Ewan 9857 1936-6-29
GH: 00385682 Galium angustifolium pinetorum Munz & I. M. Johnston USA: California SW slope of Table Mt., San Gabriel Mts. J. A. Ewan 9857 1936-6-29
GH: 02359546 Galium circaezans Michaux USA: Louisiana [data not captured] J. A. Ewan 19038 1957-4-20
GH: 02359895 Galium filifolium (Wiegand) Small USA: Louisiana [data not captured] J. A. Ewan 19934 1960-4-15
GH: 00385971 Galium hallii Munz & I. M. Johnston USA: California Acorn trail above Wrightwood J. A. Ewan 1936-7-26
GH: 00417032 Galium parishii Hilend & J. T. Howell USA: California Garden o' Gods Trail above Bear Valley, San ... J. A. Ewan 4854a 1931-8-6
GH: 02138946 Galium parisiense Linnaeus USA: Louisiana [data not captured] J. A. Ewan 1961-4-25
GH: 02138945 Galium parisiense Linnaeus USA: Louisiana [data not captured] J. A. Ewan 21350 1963-4-28
GH: 02138944 Galium parisiense Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18340 1951-3-26
GH: 02139163 Galium pilosum puncticulosum (Michaux) Torr. & A. Gray USA: Louisiana [data not captured] J. A. Ewan 18747 1956-6-11
GH: 02139162 Galium pilosum puncticulosum (Michaux) Torr. & A. Gray USA: Louisiana [data not captured] J. A. Ewan 19292 1957-6-14
GH: 02140739 Galium sp. USA: Louisiana [data not captured] J. A. Ewan 19931 1960-4-15
GH: 02140738 Galium sp. USA: Louisiana [data not captured] J. A. Ewan 19908 1960-4-15
GH: 02139586 Galium tinctorium floridanum Wiegand USA: Louisiana [data not captured] J. A. Ewan 19043 1957-4-20
GH: 02140021 Galium trifidum subbiflorum (Wiegand) Puff (Wiegand) Puff USA: Montana [data not captured] J. A. Ewan 18414 1949-8-19
GH: 02140329 Galium triflorum Michaux USA: Louisiana [data not captured] J. A. Ewan 19052 1957-4-20
Rutaceae A: 01545906 Ptelea trifoliata Linnaeus USA: Colorado Cow Creek, Wet Mts., on Oak Creek road, s. o... J. A. Ewan 14234 1942-6-12
GH: 01684079 Zanthoxylum clava-herculis Linnaeus USA: Louisiana [data not captured] J. A. Ewan 18737 1956-5-26
Salicaceae GH: 00382139 Populus balsamifera trichocarpa (Torrey & A. Gray) Brayshaw USA: California Tujunga Creek near mouth of canyon, San Gabr... J. A. Ewan 11057 1937-8-23
GH: 00382210 Populus fremontii S. Watson USA: California Swartout Valley, near county line, San Gabri... J. A. Ewan 8364 1934-8-3
GH: 00382234 Populus fremontii S. Watson USA: California Tujungo Creek near mouth of canyon, San Gabr... J. A. Ewan 11056 1937-8-23
GH: 00382139 Populus trichocarpa Torrey & A. Gray USA: California Tujunga Creek near mouth of canyon, San Gabr... J. A. Ewan 11057 1937-8-23
GH: 00384258 Salix melanopsis Nuttall USA: California Swartout Valley, San Gabriel Mts. J. A. Ewan 9987 1936-8-8
GH: 00384456 Salix scouleriana Barratt ex Hooker USA: California Nature Trail from Big Pines to Blue Ridge J. A. Ewan 10029 1936-8-10
Sarraceniaceae GH: 01678371 Sarracenia alata (Alph. Wood) Alph. Wood USA: Louisiana "Tupelo bottom" ca. 9 mi. e. De Ridder J. A. Ewan 21081 1962-5-4
GH: 01678379 Sarracenia alata (Alph. Wood) Alph. Wood USA: Louisiana betw. Mandeville and Abita Springs J. A. Ewan 20224 1961-4-30
GH: 01678391 Sarracenia alata (Alph. Wood) Alph. Wood USA: Mississippi w. edge of Bay St. Louis J. A. Ewan 17742 1948-6-12
GH: 01678665 Sarracenia psittacina Michaux USA: Mississippi across road from White Tavern, Jct. JS 90 an... J. A. Ewan 17749 1948-6-12
Saxifragaceae GH: 01733398 Boykinia jamesii (Torrey) Engler USA: Wyoming White Rock, above Green River Lakes, Wind Ri... J. A. Ewan 18359 1949-8-14
GH: 01735495 Heuchera nivalis Rosend., Butters & Lakela USA: Colorado West Spanish Peak; Huerfano-Las Animas Count... J. A. Ewan 18092 1949-7-28
GH: 01711097 Heuchera sp. USA: Idaho W. slope of Glidden Pass, Bitterroot Range, ... J. A. Ewan 18429 1949-8-21
GH: 01735928 Heuchera tenuifolia (Wheelock) Rydberg USA: Idaho Silvian Creek Clearwater National J. A. Ewan 21153 1950-7-21
GH: 00380636 Ribes nevadense Kellogg USA: California Cedar Canyon off Mescal Creek, San Gabriel M... J. A. Ewan 9922 1936-8-2
GH: 01619731 Saxifraga cespitosa monticola (Small) A. E. Porsild USA: Colorado Trinchera Peak, Culebra Range J. A. Ewan 18142 1949-7-29
Simaroubaceae A: 02168411 Ailanthus altissima (Miller) Swingle USA: Colorado Chautauqua grounds, near Auditorium, Boulder J. A. Ewan 12335 1940-11-1
Solanaceae GH: 00395316 Datura wrightii Regel USA: California Jct. West Fork with No. Fork San Gabriel Riv... J. A. Ewan 10963 1937-8-15
GH: 01563858 Physalis cinerascens spathulifolia (Torrey) J. R. Sullivan USA: Louisiana 1/2 mi. w. Mermentau River, chenier, Louisia... J. A. Ewan 21359 1963-4-28
GH: 01543142 Solanum nitidibaccatum Bitter USA: Colorado Superior, south of Louisville J. A. Ewan 14108 1941-10-17
GH: 01543143 Solanum nitidibaccatum Bitter USA: Colorado Van Vleet Arabian ranch, Peaceful Valley, n.... J. A. Ewan 15498 1943-9
Styracaceae GH: 00384789 Styrax redivivus (Torrey) L. C. Wheeler USA: California So. Fork San Sevaine Canyon J. A. Ewan 10986 1937-8-22
GH: 00384843 Styrax redivivus (Torrey) L. C. Wheeler USA: California San Sevaine Canyon J. A. Ewan 10982 1937-8-22
Urticaceae GH: 02170118 Boehmeria cylindrica (Linnaeus) Swartz USA: Louisiana New Orleans: [data not captured] J. A. Ewan 18355 1951-10-14
GH: 02170115 Boehmeria cylindrica (Linnaeus) Swartz USA: Louisiana [data not captured] J. A. Ewan 18851 1956-10-14
GH: 02170113 Boehmeria cylindrica (Linnaeus) Swartz USA: Louisiana [data not captured] J. A. Ewan 19461 1958-9-19
GH: 02170491 Parietaria pensylvanica Muhlenberg ex Willdenow USA: Colorado Ute Pass, 1/2 mile below the Crags, Fountain... J. A. Ewan 15229 1943-8-15
GH: 02170543 Parietaria pensylvanica Muhlenberg ex Willdenow USA: Louisiana New Orleans: [data not captured] J. A. Ewan 17663 1948-5-2
GH: 02170542 Parietaria pensylvanica Muhlenberg ex Willdenow USA: Louisiana [data not captured] J. A. Ewan 18548 1953-5
GH: 02170541 Parietaria pensylvanica Muhlenberg ex Willdenow USA: Louisiana [data not captured] J. A. Ewan 19017 1957-4-19
GH: 02170539 Parietaria pensylvanica Muhlenberg ex Willdenow USA: Louisiana [data not captured] J. A. Ewan 18731 1956-5-26
GH: 02171039 Urtica chamaedryoides Pursh USA: Louisiana [data not captured] J. A. Ewan 20191 1961-3-16
GH: 02171038 Urtica chamaedryoides Pursh USA: Louisiana [data not captured] J. A. Ewan 19673 1959-3-27
GH: 02171036 Urtica chamaedryoides Pursh USA: Louisiana [data not captured] J. A. Ewan 19119 1956-6-12
GH: 02171031 Urtica chamaedryoides Pursh USA: Louisiana [data not captured] J. A. Ewan 19016 1957-4-19
GH: 02171024 Urtica chamaedryoides Pursh USA: Louisiana [data not captured] J. A. Ewan 19016 1957-4-19
Verbenaceae GH: 02128774 Glandularia canadensis (Linnaeus) Nuttall USA: Louisiana [data not captured] J. A. Ewan 19048 1957-4-20
GH: 01954574 Verbena bracteata Lagasca & Rodriguez USA: Colorado mesa at foot of Flagstaff Mountain, above Bo... J. A. Ewan 1940-7-15
GH: 01954588 Verbena bracteata Lagasca & Rodriguez USA: Colorado mesa at foot of Flagstaff Mountain, above Bo... J. A. Ewan 1940-7-15
Violaceae GH: 02147882 Viola nuttallii Pursh USA: Colorado Mesa to e. of Gregory Creek, above Boulder J. A. Ewan 11165 1938-5-15
