Asclepiadaceae GH: 00993918 Asclepias ovalifolia Decaisne USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 00961085 Asclepias pumila (A. Gray) Vail USA: South Dakota Black Hills W. H. Forwood 1887
Asteraceae GH: 02141022 Agoseris aurantiaca aurantiaca USA: Wyoming Head of Clark's Fork Wyoming Terr. W. H. Forwood 1 1881-8
GH: 02141371 Agoseris glauca dasycephala (Torr. & A. Gray) Jepson USA: Wyoming Big Horn Mts. W. H. Forwood 14 1881-8
GH: 01003833 Artemisia biennis Willdenow USA: South Dakota Black Hills W. H. Forwood 1887
GH: 00002702 Artemisia caudata calvens Lunell USA: South Dakota Black Hills W. H. Forwood 1877-9
GH: 00002702 Artemisia forwoodii S. Watson USA: South Dakota Black Hills W. H. Forwood 1877-9
GH: 00988237 Artemisia frigida Willdenow USA: South Dakota Black Hills W. H. Forwood 1887
GH: 00002975 Aster conspicuus Lindley USA: South Dakota Black Hills W. H. Forwood 1887-8
GH: 00002975 Aster forwoodii S. Watson USA: South Dakota Black Hills W. H. Forwood 1887-8
GH: 02142396 Crepis atribarba A. Heller USA: Wyoming Wind R. Mts. W. H. Forwood 1882
GH: 02348356 Erigeron flagellaris A. Gray USA: South Dakota Black Hills W. H. Forwood 1887
GH: 02352683 Erigeron philadelphicus Linnaeus USA: South Dakota Black Hills W. H. Forwood 1887
GH: 00002975 Eurybia conspicua (Lindley) G. L. Nesom USA: South Dakota Black Hills W. H. Forwood 1887-8
GH: 00009028 Hieracium fendleri Schultz Bipontinus USA: South Dakota Black Hills W. H. Forwood 1889
GH: 00009028 Hieracium nigrocollinum S. Watson USA: South Dakota Black Hills W. H. Forwood 1889
GH: 01833112 Hieracium umbellatum Linnaeus USA: South Dakota Black Hills W. H. Forwood 1887
GH: 01835127 Lactuca tatarica (Linnaeus) C. A. Meyer USA: Wyoming road Indian Creek, Clark's Fork Mts., Wyom. ... W. H. Forwood 12 1881-8
GH: 02192491 Liatris ligulistylis (A. Nelson) K. Schumann USA: South Dakota Black Hills W. H. Forwood 1887
Boraginaceae GH: 01995897 Lithospermum caroliniense (J. F. Gmelin) MacMillan USA: South Dakota Black Hills W. H. Forwood 1887
GH: 01997874 Mertensia ciliata (James) G. Don USA: Wyoming Big Horn Mts. W. H. Forwood 32 1880-8
GH: 01872858 Myosotis alpestris asiatica Vestergren ex Hultén USA: Wyoming Big Horn Mts. W. H. Forwood 62 1885-8
Brassicaceae GH: 00252245 Arabis dacotica Greene USA: South Dakota Ozark [?] Hills. [Fort Meade] W. H. Forwood 1887-5
GH: 00252245 Arabis divaricarpa A. Nelson USA: South Dakota Ozark [?] Hills. [Fort Meade] W. H. Forwood 1887-5
GH: 00252245 Arabis divaricarpa dacotica (Greene) B. Boivin USA: South Dakota Ozark [?] Hills. [Fort Meade] W. H. Forwood 1887-5
GH: 00252245 Arabis holboellii Hornemann USA: South Dakota Ozark [?] Hills. [Fort Meade] W. H. Forwood 1887-5
GH: 00252245 Boechera grahamii (Lehmann) Windham & Al-Shehbaz USA: South Dakota Ozark [?] Hills. [Fort Meade] W. H. Forwood 1887-5
GH: 01573885 Physaria arenosa argillosa (Rollins & E. A. Shaw) O'Kane & Al-Shehbaz USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 01575077 Physaria brassicoides Rydberg USA: Wyoming N. Fork of Wind River W. H. Forwood 172 1882-7
GH: 01733276 [None] USA: South Dakota Black Hills W. H. Forwood 1887
GH: [None] USA: South Dakota Black Hills W. H. Forwood 1887
Caprifoliaceae GH: 02039275 Linnaea borealis longiflora (Torrey) Piper & Beattie USA: Wyoming Clark's Fork Mts. W. H. Forwood 36 1880
Caryophyllaceae GH: 01741263 Arenaria congesta Nuttall USA: Wyoming Clark's Fork Mts. W. H. Forwood 61 1881-8
GH: 01713046 Minuartia nuttallii (Pax) Briquet USA: Wyoming Wind River Pass W. H. Forwood 78 1882-7-7
GH: 01624226 Vaccaria hispanica (Miller) Rauschert USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
Chenopodiaceae GH: 01785153 Sarcobatus vermiculatus (Hooker) Torrey USA: Montana Clark's Fork Mts W. H. Forwood 47 1881-8
Cornaceae GH: 01844657 Cornus canadensis Linnaeus USA: South Dakota Black Hills W. H. Forwood 1887
Crassulaceae GH: 01991597 Sedum lanceolatum Torrey USA: Wyoming [illegible] Mts. W. H. Forwood 1885-8
Euphorbiaceae GH: 00423878 Euphorbia montana Engelmann USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
Fabaceae GH: 01935922 Amphicarpaea bracteata (Linnaeus) Fernald USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 00058586 Aragallus ventosus Greene USA: Wyoming Valley of the North Fork of Wind River W. H. Forwood 65 1882-7
GH: 00058740 Astragalus aboriginum Richardson USA: South Dakota Black Hills W. H. Forwood 1887-5
GH: 02064133 Astragalus alpinus Linnaeus USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02064286 Astragalus americanus (Hooker) M. E. Jones USA: South Dakota Deadman's Creek. Black Hills, Dak. W. H. Forwood 1887
GH: 02064707 Astragalus bisulcatus (Hooker) A. Gray USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02047235 Astragalus canadensis mortonii (Nuttall) S. Watson USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 00058740 Astragalus forwoodii S. Watson USA: South Dakota Black Hills W. H. Forwood 1887-5
GH: 02044717 Astragalus gilviflorus E. Sheldon USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 00058740 Astragalus glabriusculus Hooker USA: South Dakota Black Hills W. H. Forwood 1887-5
GH: 02052812 Astragalus lotiflorus Hooker USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02052813 Astragalus lotiflorus Hooker USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02049220 Astragalus missouriensis Nuttall USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02048626 Astragalus sericoleucus A. Gray USA: Wyoming Wind River Mts. W. H. Forwood 138 1882-7-7
GH: 02048682 Astragalus simplicifolius (Nuttall) A. Gray USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02048685 Astragalus simplicifolius (Nuttall) A. Gray USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 01921631 Dalea villosa (Nuttall) Sprengel USA: South Dakota Black Hills W. H. Forwood 1887
GH: 01921875 Desmodium canadense (Linnaeus) de Candolle USA: South Dakota Black Hills W. H. Forwood 1887
GH: 01958481 Hedysarum sulphurescens Rydberg USA: Wyoming Wind River W. H. Forwood 59 1882-7-20
GH: 02149558 Lathyrus ochroleucus Hooker USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02086467 Lupinus alpestris (A. Nelson) D. B. Dunn & J. M. Gillett USA: Wyoming Head of Clark's Fork, Wyoming Terr. W. H. Forwood 20 1881-8
GH: 02085763 Lupinus caespitosus Nuttall ex Torrey & A. Gray USA: Wyoming Lincoln Pass - Continental Divide W. H. Forwood 9 1902-8-12
GH: 02176869 Lupinus leucophyllus Douglas ex Lindley USA: Idaho [data not captured] W. H. Forwood 31 1880-9
GH: 02129261 Lupinus wyethii S. Watson USA: Wyoming Wind River Mts. W. H. Forwood 48 1882-8-9
GH: 00058586 Oxytropis besseyi ventosa (Greene) Barneby USA: Wyoming Valley of the North Fork of Wind River W. H. Forwood 65 1882-7
GH: 02132741 Oxytropis deflexa sericea Torrey & A. Gray USA: Wyoming Wind River W. H. Forwood 119 1882-7
GH: 00058586 Oxytropis lagopus Nuttall USA: Wyoming Valley of the North Fork of Wind River W. H. Forwood 65 1882-7
GH: 02131781 Pediomelum argophyllum (Pursh) Rydberg USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02131937 Pediomelum digitatum (Nuttall ex Torrey & A. Gray) J. W. Grimes USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02133625 Psoralidium lanceolatum (Pursh) Rydberg USA: Idaho [data not captured] W. H. Forwood 41 1880-9
GH: 02345084 Vicia americana Muhlenberg ex Willdenow USA: South Dakota Black Hills W. H. Forwood 1889
GH: 02345123 Vicia americana Muhlenberg ex Willdenow USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
Gentianaceae GH: 00026722 Gentiana forwoodii A. Gray USA: Montana Wind River Mountains W. H. Forwood 1883-8
GH: 00026723 Gentiana forwoodii A. Gray USA: Montana Wind River Mountains W. H. Forwood 1883
GH: 00026724 Gentiana forwoodii A. Gray USA: Montana Wind River Mountains W. H. Forwood 1883
GH: 00026721 Gentiana forwoodii A. Gray USA: Montana Wind River Mountains W. H. Forwood 1882-8-10
GH: 00026725 Gentiana forwoodii A. Gray USA: Montana Upper Wind River Mountains W. H. Forwood 1883-8-14
GH: 00415271 Gentianella amarella acuta (Michaux) J. M. Gillett USA: Wyoming [no additional data] W. H. Forwood 1883
GH: 02167588 Gentianella amarella acuta (Michaux) J. M. Gillett USA: Wyoming [data not captured] W. H. Forwood
GH: 02166211 Gentianopsis thermalis (Kuntze) Iltis USA: Wyoming Clark's Fork Mts. W. H. Forwood 9 1881-8
GH: 00026722 Pneumonanthe affinis (Grisebach) Greene USA: Montana Wind River Mountains W. H. Forwood 1883-8
GH: 00026723 Pneumonanthe affinis (Grisebach) Greene USA: Montana Wind River Mountains W. H. Forwood 1883
GH: 00026724 Pneumonanthe affinis (Grisebach) Greene USA: Montana Wind River Mountains W. H. Forwood 1883
GH: 00026721 Pneumonanthe affinis (Grisebach) Greene USA: Montana Wind River Mountains W. H. Forwood 1882-8-10
GH: 00026725 Pneumonanthe affinis (Grisebach) Greene USA: Montana Upper Wind River Mountains W. H. Forwood 1883-8-14
Linaceae GH: 02054124 Linum sulcatum Riddell USA: South Dakota Black Hills W. H. Forwood 1887
Nyctaginaceae GH: 01642586 Abronia mellifera Douglas USA: Idaho Camas Creek, S. E. Idaho W. H. Forwood 42 1880-9
GH: 01846097 Mirabilis linearis (Pursh) Heimerl USA: North Dakota [data not captured] W. H. Forwood 1887
Onagraceae GH: 01672967 Epilobium ciliatum Rafinesque USA: South Dakota Black Hills, Dak. W. H. Forwood 1877
GH: 01644544 Oenothera laciniata Hill USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 01644984 Oenothera nuttallii Sweet USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
Orchidaceae AMES: 02065288 Cypripedium pubescens Willdenow USA: Minnesota Fort-Snelling W. H. Forwood 3679 1888-6
Orobanchaceae GH: 02035517 Agalinis aspera (Douglas ex Bentham) Britton USA: South Dakota Black Hills W. H. Forwood 1887
GH: 01877596 Castilleja linariaefolia Bentham USA: Wyoming Head of Clark's Fork, Wyom Terr. W. H. Forwood 11 1881-8
GH: 01878251 Castilleja miniata Douglas ex Hooker USA: Wyoming Big Horn Mts., Wyom. Terr. W. H. Forwood 27 1881-8
GH: 01879259 Castilleja sessiliflora Pursh USA: South Dakota Black Hills W. H. Forwood 1887-5
GH: 02081262 Orthocarpus luteus Nuttall USA: South Dakota Black Hills Dak. W. H. Forwood 1887
GH: 02079950 Pedicularis procera A. Gray USA: Wyoming Wind River Mts W. H. Forwood 1882
Parnassiaceae GH: 01787220 Parnassia palustris parviflora (de Candolle) B. Boivin USA: South Dakota Black Hills W. H. Forwood 1881
Plantaginaceae GH: 00466473 Besseya wyomingensis (A. Nelson) Rydberg USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02001985 Penstemon albidus Nuttall USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02120007 Penstemon gracilis Nuttall USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02120096 Penstemon grandiflorus Nuttall USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 02121898 Penstemon procerus Douglas ex Graham USA: Wyoming Head of Clark's Fork W. H. Forwood 23.74 1881-8
GH: 02122849 Penstemon subglaber Rydberg USA: Wyoming Wind River Mts. W. H. Forwood 1882-8-10
GH: 01801502 Penstemon whippleanus A. Gray USA: Wyoming Wind River Mts. W. H. Forwood 1882
GH: 01805071 Veronica americana Schweinitz ex Bentham : US and Canada (countries only and not Greenl... W. H. Forwood 1882
Polemoniaceae GH: 01571517 Phlox longifolia cortezana (A. Nelson) Wherry USA: Wyoming Wind River Mts. W. H. Forwood 1882-7-23
GH: 01574759 Phlox multiflora A. Nelson USA: Wyoming Big Horn Mts., Wyom. Terry. W. H. Forwood 64 1881-8
GH: 01571517 Phlox multiflora depressa (E. E. Nelson) Wherry USA: Wyoming Wind River Mts. W. H. Forwood 1882-7-23
Polygalaceae GH: 01971767 Polygala alba Nuttall USA: South Dakota Black Hills W. H. Forwood 1887
GH: 01968427 Polygala senega Linnaeus USA: South Dakota Black Hills W. H. Forwood 1887
GH: 01968686 Polygala verticillata isocycla Fernald USA: South Dakota Black Hills W. H. Forwood 1877
Polygonaceae GH: 01618234 Eriogonum annuum Nuttall USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 01618446 Eriogonum brevicaule Nuttall USA: Wyoming N. fork of Wind River W. H. Forwood 113 1882-7
GH: 01618659 Eriogonum cernuum Nuttall USA: Idaho Common Creek W. H. Forwood 43 1880-9
GH: 00936167 Eriogonum microthecum laxiflorum Hooker USA: Idaho Canvas Creek, S.E. Idaho W. H. Forwood 26 1881-4
GH: 01986601 Eriogonum ovalifolium Nuttall USA: Wyoming Pryor's Gap, Clark's Fork Mts., Wyom. Terr. W. H. Forwood 8 1881-8
GH: 01618813 Eriogonum pauciflorum Pursh USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 01689532 Eriogonum umbellatum majus Bentham USA: Wyoming Head of Clark's Fork, Wyom. Terr. W. H. Forwood 15 1881-8
GH: 02360594 Polygonum douglasii Greene USA: South Dakota Black Hils, Dak. W. H. Forwood 1887
GH: 02004028 Rumex paucifolius Nuttall USA: Wyoming Big Horn Mts. W. H. Forwood 66 1881-8
GH: 02004140 Rumex salicifolius Weinman USA: Wyoming Wind River Mts. W. H. Forwood 177 1882-8
Portulacaceae GH: 00353733 Calyptridium umbellatum (Torrey) Greene USA: Wyoming Union Peak, Wind River Mts. W. H. Forwood 4 1882-8-7
GH: 00353733 Spraguea umbellata Torrey USA: Wyoming Union Peak, Wind River Mts. W. H. Forwood 4 1882-8-7
GH: 00353733 Spraguea umbellata caudifera A. Gray USA: Wyoming Union Peak, Wind River Mts. W. H. Forwood 4 1882-8-7
Ranunculaceae GH: 01708728 Anemone virginiana Linnaeus USA: South Dakota Black Hills, Dak. W. H. Forwood 1877
GH: 01656345 Clematis columbiana tenuiloba (A. Gray) J. S. Pringle USA: South Dakota Black Hills W. H. Forwood 1887-5
GH: 01658398 Delphinium bicolor Nuttall USA: Wyoming Clark's Fork Mts, Wyom. Terr. W. H. Forwood 6a 1881-9
GH: 01659665 Delphinium occidentale (S. Watson) S. Watson USA: Wyoming Head of Clark's Fork, Wyoming Terry. W. H. Forwood 2 1881-8
GH: 00038324 Ranunculus acriformis A. Gray USA: Wyoming Wind River W. H. Forwood 96 1882-7
GH: 01663656 Ranunculus eschscholtzii eximius (Greene) L. D. Benson USA: Wyoming Bighorn Mts, Wyoming Terr. W. H. Forwood 65 1887-8
GH: 01836003 Ranunculus macounii Britton USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 01837878 Ranunculus rhomboideus Goldie USA: South Dakota Black Hills, Dak. W. H. Forwood 1887-5
GH: 01840033 Thalictrum venulosum Trelease USA: Wyoming Wind River W. H. Forwood 1882-7-24
Rhamnaceae GH: 01789781 Ceanothus herbaceus Rafinesque USA: South Dakota Black Hills W. H. Forwood 1887
Rosaceae GH: 01587026 Agrimonia striata Michaux USA: South Dakota Black Hills W. H. Forwood 1887
GH: 01609016 Geum aleppicum strictum Fernald USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 01609294 Geum canadense Jacquin USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 00135201 Potentilla concinna divisa Rydberg USA: South Dakota Black Hills W. H. Forwood 1887-5
GH: 01567799 Potentilla glaucophylla Lehmann USA: Wyoming Big Horn Mts., Wyoming Trrty. W. H. Forwood 67 1881-8
GH: 01567804 Potentilla glaucophylla Lehmann USA: Wyoming Gros Ventre River W. H. Forwood 1882-8
GH: 01569509 Potentilla norvegica Linnaeus USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
Rubiaceae GH: 02359477 Galium boreale Linnaeus USA: Wyoming Head of Clark's Fork W. H. Forwood 24.25 1881-7
Saxifragaceae GH: 01735813 Heuchera richardsonii hispidior Rosendahl, Butters & Lakela USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
GH: 01616929 Saxifraga allenii (Small) Fedde USA: South Dakota Black Hills, Dak. W. H. Forwood 1887
Scrophulariaceae GH: 00549201 Mimulus guttatus gracilis G. R. Campbell USA: Wyoming Clark's Fork Mts. Wyom. Terrty. W. H. Forwood 22 1881
GH: 00549201 Mimulus luteus Linnaeus USA: Wyoming Clark's Fork Mts. Wyom. Terrty. W. H. Forwood 22 1881
Violaceae GH: 02210940 Viola sororia Willdenow USA: South Dakota Black Hills, Dak. W. H. Forwood 1887