Aceraceae GH: 01791579  Acer negundo  Linnaeus USA: Colorado Roosevelt National Forest: ca 6.0 mi W of ju...  F. H. Utech [data not captured] 84-780 1984-8-9 
 GH: 01792475  Acer nigrum  F. Michaux USA: Pennsylvania Cook Township: Powdermill Nature Reserve. As...  F. H. Utech [data not captured] 83-510 1983-8-8 
 GH: 01794011  Acer saccharinum  Linnaeus USA: Pennsylvania Cook Township: Powdermill Nature Reserve. As...  F. H. Utech [data not captured] 83-510 1983-8-8 
Anacardiaceae GH: 01867782  Rhus glabra  Linnaeus USA: Pennsylvania Donegal township. Road to Powdermill Nature ...  F. H. Utech 79-336 1979-7-13 
 GH: 01867795  Rhus glabra  Linnaeus USA: South Carolina Sumter National Forest, Scotts Ferry, N of C...  F. H. Utech [data not captured] 83-345 1983-6-19 
 GH: 01867796  Rhus glabra  Linnaeus USA: South Carolina Sumter National Forest, Scotts Ferry, N of C...  F. H. Utech [data not captured] 83-345 1983-6-19 
 GH: 01868631  Rhus typhina  Linnaeus USA: Pennsylvania Ligonier township, at the junction of US hwy...  F. H. Utech 79-320 1979-6-29 
 GH: 01868632  Rhus typhina  Linnaeus USA: Pennsylvania Ligonier township. at the junction of US hwy...  F. H. Utech 79-320 1979-6-29 
 GH: 01868648  Rhus typhina  Linnaeus USA: West Virginia ca 1.0 mi S of Etam on WVA hwy 72 along Buff...  F. H. Utech 84-335 1984-6-18 
 GH: 01869017  Toxicodendron radicans  (Linnaeus) Kuntze USA: Pennsylvania Cook, township; Ca. 4.5 miles SW of Rector; ...  F. H. Utech 82-230 1982-7-12 
 GH: 01869032  Toxicodendron radicans  (Linnaeus) Kuntze USA: Pennsylvania Cook township. Powdermill Nature Reserve. Ca...  F. H. Utech 82-230 1982-7-12 
Apocynaceae GH: 00914465  Apocynum cannabinum  Linnaeus USA: South Carolina Sumter National Forest, Scotts Ferry, N of C...  F. H. Utech 83-337 1983-6-18 
Aristolochiaceae GH: 01682258  Asarum canadense  Linnaeus USA: West Virginia [data not captured]   F. H. Utech 84-309 1984-6-11 
Asclepiadaceae GH: 01082803  Asclepias viridiflora  Rafinesque USA: Pennsylvania Nottingham Township: Goat Hill Serpentine Ba...  F. H. Utech [data not captured] 84-509 1984-7-11 
Asteraceae GH: 01924548  Ageratina altissima  (Linnaeus) R. M. King & H. Robinson USA: Pennsylvania Ligonier township. near top of Darlington Hi...  F. H. Utech 80-142 1980-10-4 
 GH: 01237014  Artemisia vulgaris  Linnaeus USA: Pennsylvania Cook Township: Powdermill Nature Reserve. Fr...  F. H. Utech 83-574 1983-9-18 
 GH: 02189038  Eupatorium altissimum  Linnaeus USA: Pennsylvania Cook Township: Powdermill Nature Reserve. Jo...  F. H. Utech 83-578 1983-9-25 
 GH: 02189940  Eupatorium perfoliatum  Linnaeus USA: Pennsylvania Cook Township: Powdermill Nature Reserve. Fi...  F. H. Utech [data not captured] 83-525 1983-8-8 
 GH: 02191072  Eutrochium fistulosum  (Barratt) E. E. Lamont USA: Pennsylvania PA Hwy 381-711, ca. 2.0 km WSW of Melcroft a...  F. H. Utech 80-152 1980-9-15 
 GH: 01831450  Hieracium caespitosum  Dumortier USA: Pennsylvania [data not captured]   F. H. Utech 80-116 1980-6-6 
 GH: 01833217  Hieracium venosum  Linnaeus USA: Pennsylvania [data not captured]   F. H. Utech 80-120 1980-6-7 
 GH: 01833589  Krigia biflora  (Walter) S. F. Blake USA: Pennsylvania [data not captured]   F. H. Utech 80-120 1980-6-7 
 GH: 02213084  Liatris pycnostachya  Michaux USA: Kansas ca. 8.0 mi S of Ft. Scott (city) on US hwy 6...  F. H. Utech [data not captured] 84-567 1984-7-30 
Betulaceae GH: 02195457  Betula lenta  Linnaeus USA: Maryland Potomac State Forest: Backbone Mountain, ca ...  F. H. Utech 84-413 1984-6-29 
Bignoniaceae GH: 02054658  Campsis radicans  (Linnaeus) Bureau USA: South Carolina Sumter National Forest, Scotts Ferry, N of C...  F. H. Utech [data not captured] 83-336 1983-6-18 
 GH: 02054750  Catalpa bignonioides  Walter USA: Pennsylvania Cook Township: Powdermill Nature Reserve. Jo...  F. H. Utech [data not captured] 83-509 1983-8-8 
Brassicaceae GH: 01540612  Hesperis matronalis  Linnaeus USA: Pennsylvania Donegal township. Ca. 4 km NNE of Donegal (b...  F. H. Utech 80-110 1980-5-31 
 GH: 01550332  Nasturtium officinale  R. Brown USA: Pennsylvania Cook Township. ca. 6.0 km SSE of Pleasant Gr...  F. H. Utech 80-133 1980-6-28 
 GH: 01550336  Nasturtium officinale  R. Brown USA: Pennsylvania Cook township. ca. 6.0 km SSE of Pleasant Gr...  F. H. Utech 80-133 1980-6-28 
Caesalpiniaceae GH: 01676528  Cercis canadensis  Linnaeus USA: South Carolina Sumter National Forest, ca 5.0 mi W of McCor...  F. H. Utech [data not captured] 83-351 1983-6-19 
Capparaceae GH: 01872279  Peritoma serrulata  (Pursh) de Candolle USA: Colorado ca 3.5 mi W of Wahlensburg on US hwy 160, ca...  F. H. Utech [data not captured] 84-589 1984-7-31 
Caprifoliaceae GH: 02038449  Lonicera involucrata  (Richardson) Banks ex Sprengel USA: Colorado San Isabel National Forest: Garfield Campgro...  F. H. Utech [data not captured] 84-697 1984-8-3 
 GH: 02038859  Lonicera morrowii  A. Gray USA: Pennsylvania Ligonier township. along PA Hwy 711; ca. 2.5...  F. H. Utech 80-104 1980-5-24 
 GH: 02038861  Lonicera morrowii  A. Gray USA: Pennsylvania along PA Hwy 711; ca. 2.5 km SSE of Ligonier...  F. H. Utech 80-104 1980-5-24 
 GH: 02184663  Viburnum acerifolium  Linnaeus USA: West Virginia Tygart Valley River Watershed, ca 9.0 mi NE ...  F. H. Utech 84-308 1984-6-11 
 GH: 02185147  Viburnum dentatum lucidum Aiton USA: West Virginia Monongahela National Forest: ca 4.0 mi SE of...  F. H. Utech 84-330 1984-6-15 
Caryophyllaceae GH: 01744307  Dianthus armeria  Linnaeus USA: Pennsylvania Cook township. Ca. 6.0 km SSE of Pleasant Gr...  F. H. Utech 80132 1980-6-28 
 GH: 01622609  Stellaria longifolia  Muhlenberg ex Willdenow USA: Pennsylvania Cook township. Powdermill Nature Reserve. ca...  F. H. Utech 82-187 1982-7-12 
Cornaceae GH: 01843696  Cornus alternifolia  Linnaeus f. USA: Pennsylvania Road to Powdermill Nature Reserve, ca. 3.5 k...  F. H. Utech 79-302 1979-6-16 
 GH: 01843864  Cornus amomum  Miller USA: Pennsylvania Road to Powdermill Nature Reserve, ca. 3.5 k...  F. H. Utech 79-300 1979-6-16 
 GH: 02018315  Cornus racemosa  Lamarck USA: Pennsylvania Donegal township. Road to Powdermill Nature ...  F. H. Utech 89-300 1979-6-16 
Crassulaceae GH: 01990372  Sedum ternatum  Michaux USA: Pennsylvania Ca. 2.5 km SSE of US Hwy 30 on the Darlingto...  F. H. Utech 80-107 1980-5-25 
Cupressaceae GH: 02107495  Thuja plicata  Donn ex D. Don USA: Oregon [data not captured]   F. H. Utech 86-519 1986-5-28 
Ericaceae GH: 01562196  Chimaphila umbellata  (Linnaeus) W. P. C. Barton USA: New York Eagle Island in Lower Saranac Lake, ca. 3.0 ...  F. H. Utech 79-352 1979-7-26 
 GH: 01594052  Kalmia latifolia  Linnaeus USA: Pennsylvania Cook township. Ca. 1.5 km NE on PA Road 6407...  F. H. Utech 80-125 1980-6-14 
 GH: 01594129  Kalmia latifolia  Linnaeus USA: West Virginia Monongahela National Forest: Fernow Experime...  F. H. Utech 84-380 1984-6-25 
Fabaceae GH: 01935548  Amorpha herbacea  Walter USA: South Carolina Sumter National Forest, Scotts Ferry, N of C...  F. H. Utech [data not captured] 83-331 1983-6-18 
 GH: 01935545  Amorpha herbacea  Walter USA: South Carolina Sumter National Forest, Scotts Ferry, N of C...  F. H. Utech [data not captured] 83-331 1983-6-18 
 GH: 02149270  Lathyrus latifolius  Linnaeus USA: Pennsylvania Ligonier township. along PA Hwy 711; ca. 2.5...  F. H. Utech 80-130 1980-6-28 
 GH: 02149269  Lathyrus latifolius  Linnaeus USA: Pennsylvania Ligonier township; along PA Hwy 711; ca. 2.5...  F. H. Utech 80-130 1980-6-28 
 GH: 02150695  Lespedeza bicolor  Turczaninow USA: South Carolina Sumter National Forest, Scotts Ferry, N of C...  F. H. Utech [data not captured] 83-326 1983-6-18 
 GH: 02086209  Lotus corniculatus  Linnaeus USA: Pennsylvania Cook Township. along PA Hwy 381 between PA S...  F. H. Utech 80-117 1980-6-6 
 GH: 02086210  Lotus corniculatus  Linnaeus USA: Pennsylvania Cook township. along PA Hwy 381 between PA S...  F. H. Utech 80-117 1980-6-6 
 GH: 02176732  Lupinus latifolius  Lindley ex J. Agardh USA: California [data not captured]   F. H. Utech [data not captured] 84-084 1984-4-16 
 GH: 02134816  Robinia hispida  Linnaeus USA: West Virginia [data not captured]   F. H. Utech 84-339 1984-6-18 
 GH: 02342185  Trifolium aureum  Pollich USA: Pennsylvania [data not captured]   F. H. Utech 80-128 1980-6-15 
 GH: 02347611  Vicia villosa varia (Host) Corbière USA: Pennsylvania [data not captured]   F. H. Utech 80-122 1980-6-7 
 GH: 02347612  Vicia villosa varia (Host) Corbière USA: Pennsylvania [data not captured]   F. H. Utech 80-122 1980-6-7 
Gentianaceae GH: 02069894  Frasera speciosa  Douglas ex Grisebach USA: Wyoming Medicine Bow National Forest: Happy Jack Loo...  F. H. Utech [data not captured] 84-863 1984-8-10 
Geraniaceae GH: 01864004  Geranium carolinianum  Linnaeus USA: Alabama Ruderal area at junction of ALA hwy 52 and U...  F. H. Utech [data not captured] 83-104 1983-3-29 
Hydrangeaceae GH: 01750865  Hydrangea arborescens  Linnaeus USA: Alabama S of Cahaba River, just W of US hwy. 31 at t...  F. H. Utech [data not captured] 83-396 1983-6-24 
 GH: 01737361  Hydrangea quercifolia  W. Bartram USA: Alabama S of Cahaba River, just W of Us hwy31 at Jef...  F. H. Utech [data not captured] 83-397 1983-6-24 
Juncaceae GH: 02102607  Juncus effusus  Linnaeus USA: West Virginia [data not captured]   F. H. Utech 84-325 1984-6-15 
Lamiaceae GH: 01599058  Monarda fistulosa menthifolia (Graham) Fernald USA: Colorado Roosevelt National Forest: ca 6.0 mi W of ju...  F. H. Utech [data not captured] 84-781 1984-8-9 
Nyctaginaceae GH: 01846250  Mirabilis multiflora  (Torrey) A. Gray USA: Colorado ca 3.0 mi S OF Great Sand Dunes National Mon...  F. H. Utech [data not captured] 84-600 1984-7-31 
Oleaceae GH: 01848041  Fraxinus americana  Linnaeus USA: South Carolina Sumter National Forest, Scotts Ferry, N of C...  F. H. Utech [data not captured] 83-339 1983-6-18 
 GH: 01850594  Ligustrum obtusifolium  Siebold & Zuccarini USA: Pennsylvania Cook Township. Powdermill Nature Reserve. Ca...  F. H. Utech 82-189 1982-7-12 
Onagraceae GH: 01674755  Circaea canadensis canadensis (Linnaeus) Hill USA: Pennsylvania Rector (city), ca. 0.75 km S of Linn Run Sta...  F. H. Utech 79-343 1979-7-15 
 GH: 01674756  Circaea canadensis canadensis (Linnaeus) Hill USA: Pennsylvania Rector (city), ca. 0.75 km S of Linn Run Sta...  F. H. Utech 79-343 1979-7-15 
 GH: 01780890  Oenothera albicaulis  Nuttall USA: Colorado ca 3.0 mi S of Great Sand Dunes National Mon...  F. H. Utech [data not captured] 84-611 1984-7-31 
Orobanchaceae GH: 02082118  Melampyrum lineare  Desrousseaux USA: Pennsylvania Cook Township. Ca. 2.5 km S of Rector (boro)...  F. H. Utech 80-137 1980-6-29 
 GH: 02082117  Melampyrum lineare  Desrousseaux USA: Pennsylvania Cook Township. Ca. 2.5 km S of Rector (boro)...  F. H. Utech 80-137 1980-6-29 
Papaveraceae GH: 01856737  Chelidonium majus  Linnaeus USA: Pennsylvania Ligonier township. ca. 0.5 km W of Rector on...  F. H. Utech 80-102 1980-5-24 
 GH: 01856738  Chelidonium majus  Linnaeus USA: Pennsylvania Ligonier township. Ca. 0.5 km W of Rector on...  F. H. Utech 80-102 1980-5-24 
 GH: 01856743  Chelidonium majus  Linnaeus USA: West Virginia Tygart Valley River Watershed, ca 9.0 mi NE ...  F. H. Utech 84-302 1984-6-11 
Plantaginaceae GH: 02001008  Linaria vulgaris  Miller USA: Pennsylvania [data not captured]   F. H. Utech 79-337 1979-7-13 
 GH: 01802898  Plantago major  Linnaeus USA: Pennsylvania [data not captured]   F. H. Utech 79-371 1979-8-10 
Poaceae GH: 01653973  Andropogon gerardi  Vitman USA: North Carolina [data not captured]   F. H. Utech 79-469 1979-9-25 
 GH: 01814128  Erianthus contortus  Elliott USA: North Carolina [data not captured]   F. H. Utech 79-446 1979-9-23 
Polemoniaceae GH: 00985136  Ipomopsis aggregata  (Pursh) V. E. Grant USA: Colorado ca 3.5 mi W of Wahlensburg on US hwy 160, ca...  F. H. Utech [data not captured] 84-582 1984-7-31 
Polygonaceae GH: 02346345  Bistorta bistortoides  (Pursh) Small USA: Colorado Roosevelt National Forest: Long Lake trail h...  F. H. Utech [data not captured] 84-767 1984-8-4 
 GH: 02361832  Polygonum aviculare  Linnaeus USA: Pennsylvania [data not captured]   F. H. Utech 79-332 1979-7-9 
 GH: 02006381  Rumex acetosella  Linnaeus USA: Pennsylvania [data not captured]   F. H. Utech 80-129 1980-6-15 
 GH: 02006384  Rumex acetosella  Linnaeus USA: Pennsylvania [data not captured]   F. H. Utech 80-129 1980-6-15 
Primulaceae GH: 01922393  Dodecatheon meadia  Linnaeus USA: Alabama slope of N-and E-facing bluffs of the Mulber...  F. H. Utech [data not captured] 83-127 1983-3-31 
 GH: 01922575  Dodecatheon pulchellum  (Rafinesque) Merrill USA: Colorado Roosevelt National Forest; ca 6.0 mi W of ju...  F. H. Utech [data not captured] 84-789 1984-8-9 
 GH: 01918159  Lysimachia ciliata  Linnaeus USA: Pennsylvania Cook Township, Powdermill Nature Reserve, al...  F. H. Utech 81-109 1981-7-5 
 GH: 01927059  Lysimachia quadrifolia  Linnaeus USA: Pennsylvania Cook Township. Ca. 2.5 km S of Rector (boro)...  F. H. Utech 80-138 1980-6-29 
 GH: 01927058  Lysimachia quadrifolia  Linnaeus USA: Pennsylvania Cook township. Ca. 2.5 km S of Rector (boro)...  F. H. Utech 80-138 1980-6-29 
Ranunculaceae GH: 01657628  Clematis virginiana  Linnaeus USA: Pennsylvania Cook Township: Powdermill Nature Reserve. By...  F. H. Utech [data not captured] 83-526 1983-8-8 
 GH: 01658618  Delphinium carolinianum  Walter USA: South Carolina Sumter National Forest, Scotts Ferry, N of C...  F. H. Utech [data not captured] 83-332 1983-6-18 
 GH: 01662987  Ranunculus bulbosus  Linnaeus USA: Pennsylvania along Little Chartiers Creek, ca. 3.0 miles ...  F. H. Utech [data not captured] 82-174 1982-6-2 
Rhamnaceae GH: 01789226  Ceanothus americanus  Linnaeus USA: South Carolina ca 2.2 mi NNE on County Road 33-88 from junc...  F. H. Utech [data not captured] 83-320 1983-6-17 
 GH: 01789237  Ceanothus americanus  Linnaeus USA: South Carolina ca 2.2 mi NNE on County Road 33-88 from junc...  F. H. Utech [data not captured] 83-320 1983-6-17 
Rosaceae GH: 01726406  Amelanchier alnifolia  (Nuttall) Nuttall ex M. Roemer USA: Idaho 2.5 mi W on Harris Creek Road from Horseshoe...  F. H. Utech 84255 1984-4-28 
 GH: 00994014  Aruncus dioicus  (Walter) Fernald USA: Pennsylvania Ligonier township. Along Four Mile Run, ca. ...  F. H. Utech 79-330 1979-7-4 
 GH: 00994045  Aruncus dioicus  (Walter) Fernald USA: West Virginia ca 1.0 mi S of Etam on WVA hwy 72 along Buff...  F. H. Utech 84-342 1984-6-18 
 GH: 01669742  Crataegus pennsylvanica  Ashe USA: Pennsylvania Pittsburgh, Schenley Park, tee 1 of Disc Gol...  F. H. Utech 98-3 1998-5-6 
 GH: 00994468  Gillenia trifoliata  (Linnaeus) Moench USA: West Virginia Monongahela National Forest: ca 4.0 mi SE of...  F. H. Utech 84-326 1984-6-15 
 GH: 01590989  Physocarpus opulifolius  (Linnaeus) Maximowicz USA: West Virginia Tygart Valley River Watershed, ca 9.0 mi NE ...  F. H. Utech 84-303 1984-6-11 
 GH: 01570163  Potentilla recta  Linnaeus USA: Pennsylvania Cook township. Ca. 0.8 km N of Kregar (boro)...  F. H. Utech [data not captured] 80-135 1980-6-28 
 GH: 01570168  Potentilla recta  Linnaeus USA: Pennsylvania Cook township. Ca. 0.8 km N of Kregar (boro)...  F. H. Utech [data not captured] 80-135 1980-6-28 
 GH: 01559524  Rosa multiflora  Thunberg USA: Pennsylvania along Little Chartiers Creek, ca. 3.0 miles ...  F. H. Utech [data not captured] 82-171 1982-6-2 
 GH: 01602521  Rubus allegheniensis  Porter USA: Pennsylvania Ligonier township. Road parallel to Loyalhan...  F. H. Utech 80-115 1980-6-6 
 GH: 01602523  Rubus allegheniensis  Porter USA: Pennsylvania Ligonier township. Road parallel to Loyalhan...  F. H. Utech 80-115 1980-6-6 
 GH: 01701623  Rubus odoratus  Linnaeus USA: West Virginia Monongahela National Forest: Fernow Experime...  F. H. Utech 84-382 1984-6-25 
Saxifragaceae GH: 01733870  Heuchera americana  Linnaeus USA: Pennsylvania Cook township, Powdermill Nature Reserve. ca...  F. H. Utech 82-188 1982-7-12 
Urticaceae GH: 02170618  Parietaria pensylvanica  Muhlenberg ex Willdenow USA: Pennsylvania [data not captured]   F. H. Utech 91-648 1911-7-4 
 GH: 02170920  Pilea pumila  (Linnaeus) A. Gray USA: Pennsylvania [data not captured]   F. H. Utech 80-143 1980-10-5 
 GH: 02170916  Pilea pumila  (Linnaeus) A. Gray USA: Pennsylvania [data not captured]   F. H. Utech 80-143 1980-10-5 
Verbenaceae GH: 01954847  Verbena brasiliensis  Vellozo USA: South Carolina Sumter National Forest, Scotts Ferry, N of C...  F. H. Utech [data not captured] 83-330 1983-6-18 
Vitaceae GH: 01577813  Parthenocissus quinquefolia  (Linnaeus) Planchon USA: Pennsylvania Ligonier township; ca. 3.5 km SSE of US 30 o...  F. H. Utech 79-321 1979-6-30