Apocynaceae GH: 02179340 Apocynum androsaemifolium Linnaeus USA: Colorado 10 miles north of Castle Rock R. C. Rollins 1199 1936-6-21
Asteraceae GH: 01003995 Artemisia borealis purshii Besser USA: Colorado Mount Carbonate, Sangre de Cristo Range, 20 ... R. C. Rollins 1264 1936-6-28
GH: 00968385 Artemisia campestris pacifica Hall & Clements USA: Colorado near Marshall Creek, about 6 miles southeast... R. C. Rollins 1345 1936-7-9
GH: 00968447 Artemisia cana Pursh USA: Colorado 10 m. north of Cold Spring Ranger Station, U... R. C. Rollins 1582 1936-8-31
GH: 00968582 Artemisia carruthii Alph. Wood ex J. H. Carruth USA: Colorado near the Alamosa River, 3 miles east of Stun... R. C. Rollins 1485 1936-8-4
GH: 01234236 Artemisia nova A. Nelson USA: Colorado 10 miles west of Montrose R. C. Rollins 1594 1936-9-3
GH: 02205302 Chrysothamnus depressus Nuttall USA: Colorado Uncompahgre Plateau 20 miles southwest of De... R. C. Rollins 1592 1936-9-2
GH: 02216427 Chrysothamnus vaseyi (A. Gray) Greene USA: Colorado 12 miles north of Cold Spring Ranger Station... R. C. Rollins 1581 1936-8-31
GH: 02216636 Chrysothamnus viscidiflorus lanceolatus (Nuttall) H. M. Hall & Clements USA: Colorado Uncompahgre Plateau, 25 miles west of Delta R. C. Rollins 1589 1936-9-2
GH: 02203499 Dieteria bigelovii (A. Gray) D. R. Morgan & R. L. Hartman USA: Colorado near Pole Creek, 6 miles northwest of the Ri... R. C. Rollins 1505 1936-8-8
GH: 02203474 Dieteria bigelovii (A. Gray) D. R. Morgan & R. L. Hartman USA: Colorado Dry bank 2 miles south of the Conejos River,... R. C. Rollins 1473 1936-8-2
GH: 02203586 Dieteria canescens (Pursh) Nuttall USA: Colorado 20 miles southwest of Delta, Uncompahgre Pla... R. C. Rollins 1593 1936-9-2
GH: 02205319 Ericameria discoidea (Nuttall) G. L. Nesom USA: Colorado canyon of Spring Creek, about 10 miles above... R. C. Rollins 1411 1936-7-21
GH: 02205572 Ericameria nauseosa graveolens (Nuttall) Reveal & Schuyler USA: Colorado near Mill Creek, 6 miles east of Pagosa Spri... R. C. Rollins 1552 1936-8-19
GH: 02207054 Ericameria parryi (A. Gray) G. L. Nesom & G. I. Baird USA: Colorado south slope, near Ophir R. C. Rollins 1570 1936-8-26
GH: 02206726 Erigeron coulteri Porter USA: Colorado Cucharas Creek, 3 miles below Blue Lakes Cam... R. C. Rollins 1279 1936-6-29
GH: 02348093 Erigeron elatior Greene USA: Colorado 1 mile north of Pass between Pitkin and tinc... R. C. Rollins 1440 1936-7-26
GH: 02348174 Erigeron engelmannii A. Nelson USA: Idaho [data not captured] R. C. Rollins 1117 1936-6-9
GH: 02353162 Erigeron grandiflorus Hooker USA: Colorado near Chalk Creek, 5 miles above St Elmo R. C. Rollins 1366 1936-7-13
GH: 02353967 Erigeron melanocephalus A. Nelson USA: Colorado Independence Pass, Leadville - Glenwood Spri... R. C. Rollins 1356 1936-7-10
GH: 02352825 Erigeron poliospermus A. Gray USA: Wyoming near Lyman R. C. Rollins 1171 1936-6-11
GH: 02351435 Erigeron speciosus de Candolle USA: Colorado 6 miles north of Rico R. C. Rollins 1566 1936-8-25
GH: 02587144 Grindelia decumbens Greene USA: Colorado 2 miles southwest of Bighorn Corral, one-hal... R. C. Rollins 1481 1936-8-3
GH: 02204103 Heterotheca pumila (Greene) Semple USA: Colorado 7 miles south of Silverton R. C. Rollins 1544 1936-8-13
Berberidaceae GH: 02168724 Berberis fendleri A. Gray USA: Colorado 3 miles west of Durango R. C. Rollins 1509 1936-8-10
Boraginaceae GH: 02026948 Hackelia cinerea (Piper) I. M. Johnston USA: Idaho Basaltic Bluffs, Sawyer Canyon, between Crai... R. C. Rollins 1120 1936-6-9
GH: 01995275 Lappula redowskii (Hornemann) Greene USA: Utah between Snowville and Tremonton R. C. Rollins 1164 1936-6-10
GH: 01996646 Lithospermum multiflorum Torrey USA: Colorado near Soap Creek, 8 miles north of Sapinero R. C. Rollins 1463 1936-7-30
GH: 02058019 Mertensia lanceolata (Pursh) de Candolle USA: Colorado Big Union Creek, about 10 miles south of Lea... R. C. Rollins 1404 1936-7-16
GH: 02058201 Mertensia lanceolata nivalis (S. Watson) L. C. Higgins USA: Colorado 10 miles west of Cochetopa Pass, Saguache-Gu... R. C. Rollins 1325 1936-7-7
GH: 02058195 Mertensia lanceolata nivalis (S. Watson) L. C. Higgins USA: Colorado Rio Grande National Forest R. C. Rollins 1508 1936
GH: 02058194 Mertensia lanceolata nivalis (S. Watson) L. C. Higgins USA: Colorado Near Chalk Creek, 5 miles above St. Elmo R. C. Rollins 1381 1936-7-13
GH: 02060541 Oreocarya flavoculata A. Nelson USA: Wyoming near Lyman R. C. Rollins 1169 1936-6-11
GH: 02061311 Oreocarya thyrsiflora Greene USA: Colorado north of Lock Mountain T 22 S, R 71 W R. C. Rollins 1232 1936-6-24
GH: 02061437 Oreocarya weberi (I. M. Johnston) W. A. Weber USA: Colorado 1 mile north of Stone Cellar Ranger Station,... R. C. Rollins 1323 1936-7-7
Brassicaceae GH: 00018640 Arabis demissa languida Rollins USA: Wyoming Limestone outcropping near the City Springs,... R. C. Rollins 1178 1936-6-14
GH: 00056262 Arabis demissa languida Rollins USA: Wyoming Limestone outcropping near the City Springs,... R. C. Rollins 1178 1936-6-14
GH: 00960562 Arabis hirsuta pycnocarpa (M. Hopkins) Rollins USA: Colorado near North Quartz Creek, 4 miles above Pitki... R. C. Rollins 1427 1936-7-25
GH: 00960563 Arabis hirsuta pycnocarpa (M. Hopkins) Rollins USA: Colorado on the eastern slope of Cheyenne Mountain, n... R. C. Rollins 1206 1936-6-22
GH: 00960571 Arabis hirsuta pycnocarpa (M. Hopkins) Rollins USA: Colorado near Cucharas Creek, 3 miles below Blue Lake... R. C. Rollins 1278 1936-6-29
GH: 00960572 Arabis hirsuta pycnocarpa (M. Hopkins) Rollins USA: Colorado about 4 miles north of the Columbine Ranger ... R. C. Rollins 1519 1936-8-13
GH: 01181769 Boechera cusickii (S. Watson) Al-Shehbaz USA: Idaho Basaltic Bluffs, Sawyer Canyon, Between Crai... R. C. Rollins 1121 1936-6-9
GH: 01153872 Boechera divaricarpa (A. Nelson) A. Löve & D. Löve USA: Colorado Busk Creek 2 miles below the Carleton Tunnel R. C. Rollins 1405 1936-7-16
GH: 01153874 Boechera divaricarpa (A. Nelson) A. Löve & D. Löve USA: Colorado western slope of Monarch Pass, 1 mile from t... R. C. Rollins 1343 1936-7-9
GH: 01153875 Boechera divaricarpa (A. Nelson) A. Löve & D. Löve USA: Colorado near the Alvrado Ranger Station R. C. Rollins 1245 1936-6-26
GH: 01153877 Boechera divaricarpa (A. Nelson) A. Löve & D. Löve USA: Colorado Dry lower slope of Mount Carbonate, 20 miles... R. C. Rollins 1258 1936-6-28
GH: 01153880 Boechera divaricarpa (A. Nelson) A. Löve & D. Löve USA: Colorado East Tennessee Creek, about 10 miles north o... R. C. Rollins 1401 1936-7-15
GH: 01153883 Boechera divaricarpa (A. Nelson) A. Löve & D. Löve USA: Colorado near Palmer Lake R. C. Rollins 1190 1936-6-21
GH: 01153885 Boechera divaricarpa (A. Nelson) A. Löve & D. Löve USA: Colorado Dry lower slope of Mount Carbonate, 20 miles... R. C. Rollins 1258 1936-6-28
GH: 01153894 Boechera divaricarpa (A. Nelson) A. Löve & D. Löve USA: Colorado 2 miles south of Pitkin R. C. Rollins 1426a 1936-7-24
GH: 01153948 Boechera fendleri spatifolia (Rydberg) W. A. Weber USA: Colorado 2 miles south of Devils Hole R. C. Rollins 1254 1936-6-27
GH: 01153998 Boechera holboelii pinetorum (Tidestrom) Dorn USA: Colorado near the summit of La Veta Pass R. C. Rollins 1288a 1936-6-30
GH: 01155002 Boechera holboelii pinetorum (Tidestrom) Dorn USA: Colorado near the Alvrado Ranger Station R. C. Rollins 1246 1936-6-26
GH: 00018640 Boechera languida (Rollins) Windham & Al-Shehbaz USA: Wyoming Limestone outcropping near the City Springs,... R. C. Rollins 1178 1936-6-14
GH: 00948184 Boechera retrofracta (Graham) A. Löve & D. Löve USA: Wyoming Wind River Mountains, 10 miles west of Wind ... R. C. Rollins [data not captured] 2067 1936-6-18
GH: 00944288 Boechera sp. USA: Colorado 2 miles south of Pitkin R. C. Rollins 1425 1936-7-24
GH: 00948565 Boechera sparsiflora subvillosa (S. Watson) Dorn USA: Idaho 6 miles south of Craigmont. Alt. 3,800 R. C. Rollins 1118 1936-6-9
GH: 00948807 Boechera stricta (Graham) Al-Shehbaz USA: Colorado 5 miles south of Tincup R. C. Rollins 1439 1936-7-26
GH: 00948812 Boechera stricta (Graham) Al-Shehbaz USA: Colorado Hillside of the east side of Independence Pa... R. C. Rollins 1350 1936-7-10
GH: 00948816 Boechera stricta (Graham) Al-Shehbaz USA: Colorado on the bank of the St. Charles River, near S... R. C. Rollins 1218 1936-6-23
GH: 00948818 Boechera stricta (Graham) Al-Shehbaz USA: Colorado Near Chalk Creek, 5 miles above St. Elmo R. C. Rollins 1370 1936-7-13
GH: 00948822 Boechera stricta (Graham) Al-Shehbaz USA: Colorado Western slope of Monarch Pass, 1 mile from s... R. C. Rollins 1344 1936-7-9
GH: 00948823 Boechera stricta (Graham) Al-Shehbaz USA: Colorado East Tennessee Creek about 10 miles north of... R. C. Rollins 1396 1936-7-15
GH: 00948824 Boechera stricta (Graham) Al-Shehbaz USA: Colorado near Blue Lakes, near upper Cucharas Creek R. C. Rollins 1292 1936-6-30
GH: 00948825 Boechera stricta (Graham) Al-Shehbaz USA: Colorado 4 miles northwest of the Columbine Station, ... R. C. Rollins 1512 1936-8-11
GH: 00948832 Boechera stricta (Graham) Al-Shehbaz USA: Colorado 1 mile north of Summitville R. C. Rollins 1484 1936-8-4
GH: 00948835 Boechera stricta (Graham) Al-Shehbaz USA: Colorado near the Alvrado Ranger Station, southwest o... R. C. Rollins 1244 1936-6-26
GH: 00948857 Boechera stricta (Graham) Al-Shehbaz USA: Colorado T. 22 S., R. 50 W. R. C. Rollins 1238 1936-6-24
GH: 01155882 Draba aurea Vahl USA: Colorado Eagle Pass, one-half mile south of Lewis Pea... R. C. Rollins 1524 1936-8-14
GH: 01155883 Draba aurea Vahl USA: Colorado 3 miles below Blue Lakes Camp, Cucharas Cree... R. C. Rollins 1286 1936-6-29
GH: 01561156 Draba spectabilis oxyloba (Greene) O. E. Schulz USA: Colorado one mile west of Red Mountain Pass R. C. Rollins 1518 1936-8-12
GH: 00992155 Draba streptocarpa A. Gray USA: Colorado near St Charles River, San Isabel City R. C. Rollins 1224 1936-6-23
GH: 01538263 Erysimum capitatum argillosum (Greene) R. J. Davis USA: Colorado headwaters of Saguache Creek, Saguache Park R. C. Rollins 1328 1936-7-8
GH: 01538267 Erysimum capitatum argillosum (Greene) R. J. Davis USA: Colorado 8 miles west of Beulah R. C. Rollins 1214 1936-6-23
GH: 01538312 Erysimum capitatum argillosum (Greene) R. J. Davis USA: Colorado 4 miles south of Red Mountain Pass, near Min... R. C. Rollins 1513 1936-8-12
GH: 01540475 Hesperidanthus linearifolius (A. Gray) Rydberg USA: Colorado near Big Cottonwood Creek about 4 miles abov... R. C. Rollins 1313 1936-7-3
GH: 01546663 Lepidium alyssoides A. Gray USA: Colorado 4 miles east of Moffat R. C. Rollins 1304 1936-7-1
GH: 01550677 Noccaea fendleri glauca (A. Nelson) Al-Shehbz & M. Koch USA: Colorado near Mill Creek, 6 miles east of Pagosa Spri... R. C. Rollins 1551 1936-8-19
GH: 00379830 Rorippa columbiae Suksdorf ex Howell USA: California Lava Beds Nat. Monument R. C. Rollins 13148 1936-7-8
GH: 01736668 Thelypodiopsis elegans (Jones) Rydberg USA: Wyoming near Green River R. C. Rollins 1177 1936-6-13
GH: 01733065 Turritis glabra Linnaeus USA: Colorado near East River, 4 miles northwest of Gothic R. C. Rollins 1459 1936-7-28
GH: 01733068 Turritis glabra Linnaeus USA: Colorado 8 miles west of Beulah R. C. Rollins 1213 1936-6-23
Campanulaceae GH: 01795699 Campanula parryi A. Gray USA: Colorado Big Cottonwood Creek about 4 miles inside Sa... R. C. Rollins 1310 1936-7-3
GH: 01796278 Campanula rotundifolia Linnaeus USA: Colorado 1 mile northeast of Wolf Creek Pass, Del Nor... R. C. Rollins 1494 1936-8-7
Caprifoliaceae GH: 02184286 Sambucus racemosa melanocarpa (A. Gray) McMinn USA: Colorado near Ophir R. C. Rollins 1569 1936-8-26
GH: 02036633 Symphoricarpos oreophilus A. Gray USA: Colorado 18 miles southwest of Montrose R. C. Rollins 1600 1936-9-5
Caryophyllaceae GH: 01741047 Arenaria capillaris Poiret USA: Wyoming near Lyman R. C. Rollins 1175 1936-6-11
GH: 01741176 Arenaria congesta Nuttall USA: Colorado Near Chalk Creek, 5 miles above St. Elmo R. C. Rollins 1374 1936-7-13
GH: 01741448 Arenaria fendleri A. Gray USA: Colorado Dave wood Road 32 milew west of Montrose R. C. Rollins 1604 1936-9-6
GH: 01741818 Arenaria lanuginosa saxosa (A. Gray) Maguire USA: Colorado near Cucharas Creek, 3 miles below Blue Lake... R. C. Rollins 1283 1936-6-29
Crassulaceae GH: 01990107 Rhodiola integrifolia Rafinesque USA: Colorado Steep slope of Mount Carbonate, Sangre de Cr... R. C. Rollins 1607 1936-6-20
GH: 01990107 Sedum rosea integrifolium (Rafinesque) Hultén USA: Colorado Steep slope of Mount Carbonate, Sangre de Cr... R. C. Rollins 1607 1936-6-20
Cyperaceae GH: 01771424 Carex sp. USA: Colorado [data not captured] R. C. Rollins 1609 1936-6-30
Ericaceae GH: 00014672 Arctostaphylos coloradensis Rollins USA: Colorado 3 miles west of Cold Spring Ranger Station, ... R. C. Rollins 1587 1936-9-1
GH: 00014685 Arctostaphylos pinetorum Rollins USA: Colorado 3 miles west of Cold Spring Ranger Station, ... R. C. Rollins 1586 1936-9-1
GH: 01536381 Arctostaphylos uva-ursi (Linnaeus) Sprengel USA: Colorado 20 miles south of Montrose on the Dave Wood ... R. C. Rollins 1601 1936-9-5
GH: 01683626 Pterospora andromedea Nuttall USA: Colorado 3 miles west of Cold Springs Ranger Station,... R. C. Rollins 1588 1936-9-1
Fabaceae GH: 01967260 Acmispon wrightii (A. Gray) Brouillet USA: Colorado 20 miles southeast of Pagosa Springs R. C. Rollins 1538 1936-8-16
GH: 02047807 Astragalus cusickii A. Gray USA: Idaho Salmon River, between Whitebird and Riggins R. C. Rollins 1138 1936-6-9
GH: 02049946 Astragalus pectinatus (Douglas ex Hooker) Douglas ex G. Don USA: Idaho near Bliss R. C. Rollins 1159 1936-6-10
GH: 01958357 Hedysarum occidentale Greene USA: Colorado 6 miles northwest of the Rio Grande Reservoi... R. C. Rollins 1503 1936-8-8
GH: 02149293 Lathyrus leucanthus Rydberg USA: Colorado near East Tennessee Creek, 2 miles east of T... R. C. Rollins 1396 1936-7-15
GH: 02150038 Lathyrus polymorphus Nuttall USA: Colorado 10 miles west of Pagosa Springs R. C. Rollins 1554 1936-8-19
GH: 02085237 Lupinus argenteus rubricaulis (Greene) L. W. Hess & D. B. Dunn USA: Colorado 2 miles north of Lake Brennan near base of R... R. C. Rollins 1446 1936-7-27
GH: 02085382 Lupinus bakeri Greene USA: Colorado near Prosser Creek, near Cochetopa N. F. Bou... R. C. Rollins 1339 1936-7-8
GH: 02085940 Lupinus caudatus argophyllus (A. Gray) L. Ll. Phillips USA: Colorado 2 miles south of South Fork Ranger Station, ... R. C. Rollins 1488 1936-8-6
GH: 02085941 Lupinus caudatus argophyllus (A. Gray) L. Ll. Phillips USA: Colorado 10 miles west of Durango R. C. Rollins 1525 1936-8-14
GH: 02176535 Lupinus greenei A. Heller USA: Colorado Soap Creek 6 miles north of Sapinero R. C. Rollins 1462 1936-7-30
GH: 02176665 Lupinus kingii S. Watson USA: Colorado headwaters of Coyote Creek, 20 miles southea... R. C. Rollins 1536 1936-8-16
GH: 02177697 Lupinus parviflorus myrianthus (Greene) Harmon USA: Colorado near Prosser Creek, Cochetopa N. F. Boundary... R. C. Rollins 1338 1936-7-8
GH: 02129279 Lupinus sp. USA: Colorado Open park near East Tennessee Creek, 10 mile... R. C. Rollins 1398 1936-7-15
GH: 02132850 Oxytropis lambertii Pursh USA: Colorado near Marshall Creek, about 6 miles southeast... R. C. Rollins 1348 1936-7-9
GH: 02131407 Oxytropis sericea Nuttall USA: Colorado Wet Mountain Valley, 8 miles southeast of We... R. C. Rollins 1243 1936-6-26
GH: 02342095 Trifolium attenuatum Greene USA: Colorado about 2 miles below Blue Lakes, upper Cuchar... R. C. Rollins 1296 1936-6-30
GH: 02343427 Trifolium longipes reflexum (A. Nelson) J. M. Gillett USA: Colorado near Brewery Creek, Brewery Creek Ranger Sta... R. C. Rollins 1320 1936-7-6
GH: 02343426 Trifolium longipes reflexum (A. Nelson) J. M. Gillett USA: Colorado 1 mile east of Spring Creek Pass R. C. Rollins 1467 1936-7-31
Gentianaceae GH: 02069605 Frasera albicaulis Grisebach USA: Idaho Sawyer Canyon, between Craigmont and Grangev... R. C. Rollins 1124 1936-6-9
GH: 02069673 Frasera albicaulis idahoensis (H. St. John) C. L. Hitchcock USA: Idaho 4 miles north of New Meadows R. C. Rollins 1140 1936-6-9
GH: 00936145 Gentiana parryi Engelmann USA: Colorado near the Dolores River, 10 miles north of Ri... R. C. Rollins 1568 1936-8-25
GH: 02072874 Gentiana parryi Engelmann USA: Colorado 1 mile east of Spring Creek Pass, Lake City-... R. C. Rollins 1466 1936-7-31
GH: 02166195 Gentianopsis thermalis (Kuntze) Iltis USA: Colorado Middle Quartz Creek, 6 miles east of Pitkin R. C. Rollins 1434 1936-7-25
GH: 02164359 Swertia perennis Linnaeus USA: Colorado near Middle Quartz Creek, 4 miles east of Pi... R. C. Rollins 1429 1936-7-25
Geraniaceae GH: 01863951 Geranium caespitosum James USA: Colorado near Blanco Basin School, Rio Blanco Creek R. C. Rollins 1936-8-17
GH: 01863960 Geranium caespitosum James USA: Colorado 2 miles south of Beaver Creek Reservoir R. C. Rollins 1491 1936-8-6
GH: 01864469 Geranium fremontii Torrey ex A. Gray USA: Colorado near St Charles River, San Isabel City R. C. Rollins 1222 1936-6-23
GH: 01864870 Geranium parryi (G. Engelmann ex A. Gray) A. Heller USA: Colorado near Larkspure R. C. Rollins 1194 1936-6-21
GH: 01864872 Geranium parryi (G. Engelmann ex A. Gray) A. Heller USA: Colorado near Palmer Lake R. C. Rollins 1180 1936-6-21
GH: 01866036 Geranium richardsonii Fischer & C. A. Meyer USA: Colorado 2 miles north of Lake Brennan near base of R... R. C. Rollins 1455 1936-7-27
GH: 01866052 Geranium richardsonii Fischer & C. A. Meyer USA: Colorado 3 miles below Blue Lakes Camp, Cucharas Cree... R. C. Rollins 1285 1936-6-29
Hydrangeaceae A: 01737870 Philadelphus microphyllus A. Gray USA: Colorado Oak Creek Canyon, T 20 S., R 70 W. R. C. Rollins 1240 1936-6-24
GH: 01737881 Philadelphus microphyllus A. Gray USA: Colorado Oak Creek Canyon, T 20 S., R 70 W. R. C. Rollins 1240 1936-6-24
Iridaceae GH: 01749998 Sisyrinchium montanum Greene USA: Colorado 2 miles north of Cucharas Pass, west of La V... R. C. Rollins 1299 1936-6-30
Juncaceae GH: 02366357 Luzula parviflora (Ehrhart) Desvaux USA: Colorado Near Chalk Creek, 5 miles above St. Elmo R. C. Rollins 1364 1936-7-13
Lamiaceae GH: 01555109 Agastache urticifolia (Bentham) Kuntze USA: Colorado near main hiway, 5 miles west of Crested But... R. C. Rollins 1458 1936-7-27
GH: 01599415 Monarda pectinata Nuttall USA: Colorado near South Crestone Creek, 2 miles east of C... R. C. Rollins 1305 1936-7-1
Malvaceae GH: 02200991 Sidalcea candida glabrata C. L. Hitchcock USA: Colorado 5 miles west of Crested Butte R. C. Rollins 1457 1936-7-27
GH: 02199067 Sidalcea neomexicana A. Gray USA: Colorado 1 mile east of Bristol View Ranger Station, ... R. C. Rollins 1507 1936-8-8
GH: 01547964 Sphaeralcea coccinea (Nuttall) Rydberg USA: Wyoming near Lyman R. C. Rollins 1167 1936-6-11
Nyctaginaceae GH: 01642406 Abronia fragrans Nuttall ex Hooker USA: Colorado 4 miles north of Buena Vista R. C. Rollins 1402 1936-7-16
GH: 01641538 Mirabilis albida (Walter) Heimerl USA: Colorado 8 miles north of Pagosa Springs R. C. Rollins 1546 1936-8-18
GH: 01641998 Mirabilis linearis (Pursh) Heimerl USA: Colorado near Cebolla Creek, 8 miles north of Cathedr... R. C. Rollins 1416 1936-7-22
GH: 01846190 Mirabilis linearis decipiens (Standley) S. L. Welsh USA: Colorado 1 mile west of Pagosa Springs R. C. Rollins 1545 1936-8-18
GH: 01846252 Mirabilis multiflora (Torrey) A. Gray USA: Colorado 6 miles southwest of Whitewater R. C. Rollins 1583 1936-8-31
GH: 01846259 Mirabilis multiflora (Torrey) A. Gray USA: Colorado 12 miles west of Pueblo R. C. Rollins 1208 1936-6-23
Onagraceae GH: 01625142 Camissonia boothii alyssoides (Hooker f. & Arnott) P. H. Raven USA: Idaho 23 miles southeast of Boise, Boise-Mountain ... R. C. Rollins 1151 1936-6-10
GH: 01645323 Oenothera caespitosa Nuttall USA: Colorado near the Brewery Creek Ranger Station, Coche... R. C. Rollins 1316 1936-7-6
Orobanchaceae GH: 01876240 Castilleja chromosa A. Nelson USA: Wyoming near Lyman R. C. Rollins 1165 1936-6-11
GH: 01876820 Castilleja flava S. Watson USA: Wyoming near Lyman R. C. Rollins 1173 1936-6-11
GH: 01876930 Castilleja haydenii (A. Gray) Cockerell USA: Colorado Mount Carbonate, Sangre de Cristo Range, 20 ... R. C. Rollins 1263 1936-6-28
GH: 01876975 Castilleja hispida Bentham USA: Idaho Clearwater River, 10 miles east of Lewiston.... R. C. Rollins 1112 1936-6-8
GH: 01876974 Castilleja hispida Bentham USA: Idaho summit of Whitebird Hill, Grangeville-Whiteb... R. C. Rollins 1133 1936-6-10
GH: 01877295 Castilleja integra A. Gray USA: Colorado 2 miles north of Palmer Lake R. C. Rollins 1191 1936-6-21
GH: 01877525 Castilleja linariaefolia Bentham USA: Colorado Spring Creek, 10 miles southeast of Bayfield R. C. Rollins 1529 1936-8-15
GH: 01878049 Castilleja miniata Douglas ex Hooker USA: Colorado 2 miles north of Lake Brennan near base of R... R. C. Rollins 1451 1936-7-27
A: 01878069 Castilleja miniata Douglas ex Hooker USA: Colorado Willow Creek, San Isabel Nat. Forest R. C. Rollins 1241 1936-6-25
GH: 01878436 Castilleja occidentalis Torrey USA: Colorado pass between Pitkin and Tincup R. C. Rollins 1444 1936-7-26
GH: 01878853 Castilleja rhexifolia Rydberg USA: Colorado near Chalk Creek, 5 miles above St. Elmo R. C. Rollins 1372 1936-7-13
GH: 02079986 Pedicularis racemosa Douglas ex Bentham USA: Colorado Near Chalk Creek, 5 miles above St. Elmo R. C. Rollins 1368 1936-7-13
Plantaginaceae GH: 02002316 Penstemon attenuatus Douglas ex Lindley USA: Idaho [data not captured] R. C. Rollins 1132 1936-6-9
GH: 02002446 Penstemon auriberbis Pennell USA: Colorado near the head of Williams Creek, Devils Hole... R. C. Rollins 1249 1936-6-27
GH: 02002695 Penstemon barbatus torreyi (Bentham) A. Gray USA: Colorado near Cucharas Creek, 15 miles west of La Vet... R. C. Rollins 1289 1936-6-30
GH: 02118439 Penstemon confertus Douglas ex Lindley USA: Idaho [data not captured] R. C. Rollins 1116 1936-6-9
GH: 02118551 Penstemon crandallii glabrescens (Pennell) C. C. Freeman USA: Colorado near Brewery Creek, Brewery Creek Ranger Sta... R. C. Rollins 1315 1936-7-6
GH: 02118571 Penstemon cusickii A. Gray USA: Idaho [data not captured] R. C. Rollins 1147 1936-6-10
GH: 02118825 Penstemon deustus Douglas USA: Idaho [data not captured] R. C. Rollins 1139 1936-6-9
GH: 02119805 Penstemon glaber brandegeei (Porter) C. C. Freeman USA: Colorado North Hardscrabble Creek, T 22 S., R 70 W. R. C. Rollins 1239 1936-6-24
GH: 02119961 Penstemon gracilis Nuttall USA: Colorado eastern slope of Cheyenne Mountain, near Col... R. C. Rollins 1203 1936-6-22
GH: 02121234 Penstemon oliganthus Wooton & Standley USA: Colorado 2 miles south of South Fork Ranger Station, ... R. C. Rollins 1489 1936-8-6
GH: 02121624 Penstemon payettensis A. Nelson & J. F. Macbride USA: Idaho [data not captured] R. C. Rollins 1145 1936-6-9
GH: 02121765 Penstemon procerus Douglas ex Graham USA: Colorado in Saguache Park, upper Saguache Creek, T 44... R. C. Rollins 1331 1936-7-8
GH: 02122301 Penstemon rydbergii A. Nelson USA: Colorado on hillsides, 1 mile east of Tennessee Pass,... R. C. Rollins 1359 1936-7-11
GH: 02122409 Penstemon secundiflorus Bentham USA: Colorado eastern slope of Cheyenne Mountain, near Col... R. C. Rollins 1202 1936-6-22
GH: 02122445 Penstemon secundiflorus lavendulus Pennell USA: Colorado 12 miles west of Cochetopa Pass, Saguache-Gu... R. C. Rollins 1324 1936-7-7
GH: 02122780 Penstemon strictus Bentham USA: Colorado near Pole Creek, 7 miles northwest of the Ri... R. C. Rollins 1500 1936-8-8
GH: 01801002 Penstemon triphyllus Douglas USA: Idaho [data not captured] R. C. Rollins 1137 1936-6-9
GH: 01801113 Penstemon unilateralis Rydberg USA: Colorado near Huerfano River, 20 miles west of Gardne... R. C. Rollins 1257 1936-6-28
GH: 01801254 Penstemon virens Pennell ex Rydberg USA: Colorado near Palmer Lake R. C. Rollins 1188 1936-6-21
GH: 01801439 Penstemon whippleanus A. Gray USA: Colorado 1 mile east of Independence Pass, Granite-Gl... R. C. Rollins 1352 1936-7-10
Polemoniaceae GH: 01083716 Aliciella pinnatifida (Nuttall ex A. Gray) J. M. Porter USA: Colorado Steep slope of Mt. Carbonate, above timberli... R. C. Rollins 1266 1936-6-28
GH: 01083723 Aliciella pinnatifida (Nuttall ex A. Gray) J. M. Porter USA: Colorado near Larkspur R. C. Rollins 1192 1936-6-21
GH: 01083731 Aliciella pinnatifida (Nuttall ex A. Gray) J. M. Porter USA: Colorado near the Flying M Ranch R. C. Rollins 1335 1936-7-8
GH: 00985146 Ipomopsis aggregata (Pursh) V. E. Grant USA: Colorado near Chicken Creek, 10 miles northeast of Ma... R. C. Rollins 1563 1936-8-22
GH: 00985388 Ipomopsis aggregata candida (Rydberg) V. E. Grant & A. D. Grant USA: Colorado North Cottonwood Creek, 6 miles west of Buen... R. C. Rollins 1385 1936-7-14
GH: 01105643 Leptosiphon nuttallii (A. Gray) J. M. Porter & L. A. Johnson USA: Colorado 1 mile east of Tennessee Pass R. C. Rollins 1358 1936-7-11
GH: 01694351 Polemonium foliosissimum A. Gray USA: Colorado near Pole Creek, 7 miles northwest of the Ri... R. C. Rollins 1501 1936-8-8
GH: 01694368 Polemonium foliosissimum A. Gray USA: Colorado near Coal Creek, 5 miles west of Crested But... R. C. Rollins 1456 1936-7-27
Polygonaceae GH: 01618613 Eriogonum caespitosum Nuttall USA: Wyoming near Lyman R. C. Rollins 1608 1936-6-11
GH: 01652527 Eriogonum flavum Nuttall USA: Colorado Slopes of Mt Carbonate, Sangre de Cristo Ran... R. C. Rollins 1267 1936-6-28
GH: 01652886 Eriogonum heracleoides Nuttall USA: Idaho Near the Clearwater River, 10 miles east of ... R. C. Rollins 1111 1936-6-8
GH: 01851260 Eriogonum jamesii Bentham USA: Colorado near Spring Creek, 8 miles southeast of Bayf... R. C. Rollins 1527 1936-8-15
GH: 01851607 Eriogonum lonchophyllum Torrey & A. Gray USA: Colorado headwaters of Coyote Creek, 20 miles southea... R. C. Rollins 1549 1936-8-16
GH: 01851791 Eriogonum maculatum A. Heller USA: Idaho 14 miles northwest of Glenns Ferry R. C. Rollins 1154 1936-6-10
GH: 01851989 Eriogonum microthecum simpsonii (Bentham) Reveal USA: Colorado near Spring Creek, 10 miles southeast of Bay... R. C. Rollins 1532 1936-8-15
GH: 01986721 Eriogonum ovalifolium purpureum (Nuttall) Durand USA: Wyoming near Lyman R. C. Rollins 1166 1936-6-11
GH: 01986679 Eriogonum ovalifolium ochroleucum (Small) M. Peck USA: Idaho [data not captured] R. C. Rollins 1162 1936-6-10
GH: 01966230 Eriogonum racemosum Nuttall USA: Colorado near Taylor River, 3 miles east of Almont R. C. Rollins 1415 1936-7-21
GH: 02043397 Eriogonum umbellatum majus Bentham USA: Colorado near Larkspur R. C. Rollins 1197 1936-6-21
GH: 02360506 Polygonum douglasii Greene USA: Idaho [data not captured] R. C. Rollins 1135 1936-6-9
Primulaceae GH: 01942555 Androsace septentrionalis glandulosa (Wooton & Standley) H. St. John USA: Colorado North Cottonwood Creek, 6 miles west of Buen... R. C. Rollins 1383 1936-7-14
GH: 01922719 Dodecatheon pulchellum (Rafinesque) Merrill USA: Colorado 3 miles below Blue Lakes Camp, Cucharas Cree... R. C. Rollins 1280 1936-6-29
Pucciniaceae FH: 00951476 Puccinia swertiae (Opiz) G. Winter USA: Colorado 4 mi. east of Pitkin, Middle Quartz Creek R. C. Rollins 1428 1936-7-25
FH: 00941644 Uromyces lapponicus Lagerheim USA: Colorado 4 miles northeast of Cucharas Pass R. C. Rollins 1303 1936-6-30
Ranunculaceae GH: 01720206 Aconitum columbianum Nuttall USA: Colorado road to La Manga Pass, 2 miles south of the ... R. C. Rollins 1476 1936-8-2
GH: 01720211 Aconitum columbianum Nuttall USA: Colorado South Crestone Creek, 2 miles east of Cresto... R. C. Rollins 1307 1936-7-1
GH: 01709377 Aquilegia elegantula Greene USA: Colorado near Cucharas Creek, 2 miles above Blue Lake... R. C. Rollins 1291 1936-6-30
GH: 01657179 Clematis scottii Porter & J. M. Coulter USA: Colorado north of Lock Mountain, T. 22 S, R 71 W. R. C. Rollins 1230 1936-6-24
GH: 01658640 Delphinium carolinianum penardii (Huth) Warnock USA: Colorado railroad right-of-way 10 miles north of Cast... R. C. Rollins 1198 1936-6-21
GH: 01660291 Delphinium scopulorum A. Gray USA: Colorado one-half mile south of South Fork Ranger Sta... R. C. Rollins 1490 1936-8-6
Rhamnaceae GH: 01789456 Ceanothus fendleri A. Gray USA: Colorado near Cucharas Camp, Cucharas Creek west of L... R. C. Rollins 1936-6-29
Rosaceae GH: 01588625 Chamaerhodos nuttallii Pickering USA: Colorado near Flying M Ranch, Saguache-Gunnison R. C. Rollins 1332 1936-7-8
GH: 00994540 Holodiscus discolor (Pursh) Maximowicz USA: Colorado Oak Creek Canyon, T 20 S, R 70 W R. C. Rollins 1226 1936-6-24
GH: 01590009 Holodiscus microphyllus Rydberg USA: Idaho East of Twin Falls R. C. Rollins 1163 1936-6-10
GH: 01590517 Physocarpus monogynus (Torrey) J. M. Coulter USA: Colorado near San Isabel City R. C. Rollins 1223 1936-6-23
GH: 01604278 Rubus deliciosus Torrey USA: Colorado T 22 S, R. 70 W. R. C. Rollins 1236 1936-6-24
Saxifragaceae GH: 01735584 Heuchera parvifolia Nuttall ex Torrey & A. Gray USA: Colorado 2 miles west of Red Mountain Pass, Silverton... R. C. Rollins 1516 1936-8-12
A: 01737476 Jamesia americana Torrey & A. Gray USA: Colorado 3 miles up Rio Alto Creek from the canyon mo... R. C. Rollins 1308 1936-7-2
GH: 01712412 Micranthes rhomboidea (Greene) Small USA: Colorado near Chalk Creek, five miles above St Elmo R. C. Rollins 1375 1936-7-13
