<< < Previous FH: 00494257 Verrucaria mucosa Wahlenberg USA: Maine [data not captured] G. E. Osterhout 1912-9
Asteraceae GH: 02141686 Agoseris hirsuta (Hooker) Greene USA: Colorado Jennesser Pass G. E. Osterhout 2643 1902-7-18
GH: 02141855 Agoseris sp. USA: Colorado Fall River Pass- Between Estes Park and Gran... G. E. Osterhout 6330 1924-8-20
GH: 01003629 Artemisia arbuscula Nuttall USA: Colorado North of Craig G. E. Osterhout 6431 1925-6-21
GH: 00968449 Artemisia cana Pursh USA: Colorado North Park G. E. Osterhout 2269 1900-9-5
GH: 00968948 Artemisia filifolia Torrey USA: Colorado New Windsor G. E. Osterhout 1901-9
GH: 01234268 Artemisia nova A. Nelson USA: Wyoming Laramie Plains G. E. Osterhout 2269 1900-9-6
GH: 01234423 Artemisia scouleriana Rydb. USA: Colorado New Windsor G. E. Osterhout 2324 1900-9-11
GH: 01234444 Artemisia spiciformis Osterhout USA: Colorado Red Cliff G. E. Osterhout 3370 1906-8-16
GH: 01923084 Brickellia californica (Torrey & A. Gray) A. Gray USA: Colorado Canon Thomson river G. E. Osterhout 3155 1905-8-23
GH: 01923788 Brickellia microphylla scabra A. Gray USA: Colorado Glenwood Springs G. E. Osterhout 3400 1906-8-18
GH: 01923839 Brickellia oblongifolia linifolia B. L. Robinson USA: Colorado Grand Junction G. E. Osterhout 6012 1920-6-11
GH: 02172197 Carduus oreophilus Rydberg USA: Colorado Red Cliff G. E. Osterhout 3362 1906-8-16
GH: 02021572 Cirsium clavatum osterhoutii (Rydberg) D. J. Keil USA: Colorado Tennessee Pass G. E. Osterhout 3351 1906-8-15
GH: 02020853 Cirsium flodmanii (Rydberg) Arthur USA: Colorado New Windsor G. E. Osterhout 2357 1901-7-8
GH: 02021951 Cirsium vernale (Osterhout) Cockerell USA: Colorado De Beque G. E. Osterhout 6545 1926-6-16
GH: 02142450 Crepis atribarba originalis (Babcock & Stebbins) Babcock & Stebbins USA: Colorado Sulphur Springs G. E. Osterhout 3315 1906-7-22
GH: 02142894 Crepis runcinata Torrey & A. Gray USA: Colorado Sterling G. E. Osterhout 1897-6-10
GH: 02142884 Crepis runcinata Torrey & A. Gray USA: Colorado Estes Park: High Mts G. E. Osterhout 3118 1905-8-19
GH: 02203576 Dieteria canescens (Pursh) Nuttall USA: Colorado Glenwood Springs G. E. Osterhout 3399 1906-8-18
GH: 02203733 Dieteria canescens glabra (A. Gray) D. R. Morgan & R. L. Hartman USA: Colorado Windsor G. E. Osterhout 1924-8-31
GH: 02205481 Ericameria nauseosa (Pallas ex Pursh) G. L. Nesom & G. I. Baird USA: Colorado New Windsor G. E. Osterhout 2929 1904-8-21
GH: 02205596 Ericameria nauseosa graveolens (Nuttall) Reveal & Schuyler USA: Colorado Salida G. E. Osterhout 3418 1906-8-20
GH: 02205602 Ericameria nauseosa graveolens (Nuttall) Reveal & Schuyler USA: Colorado New Windsor G. E. Osterhout 2939 1904-9-11
GH: 02207038 Ericameria parryi (A. Gray) G. L. Nesom & G. I. Baird USA: Colorado Red Cliff G. E. Osterhout 3355 1906-8-16
GH: 02207113 Ericameria parryi howardii (A. Gray) G. L. Nesom & G. I. Baird USA: Colorado [no additional data] G. E. Osterhout
GH: 02348595 Erigeron formosissimus Greene USA: Colorado Mts. of Larimer Co.in the Vicinity of the La... G. E. Osterhout 1897-8-28
GH: 02348634 Erigeron formosissimus viscidus (Rydberg) Cronquist USA: Colorado Mts. of Larimer Co.; near Lone Pine Creek G. E. Osterhout 1899-8
GH: 02351081 Erigeron pumilis Nuttall USA: Colorado Glenwood Springs G. E. Osterhout 1899-6-17
GH: 02351077 Erigeron pumilis Nuttall USA: Colorado Glenwood Springs G. E. Osterhout 17 1895-7
GH: 02351389 Erigeron speciosus de Candolle USA: Colorado Mts. of Larimer Co.; Near Lone Pine Creek G. E. Osterhout 1899-8-16
GH: 00009318 Hymenopappus polycephalus Osterhout USA: Colorado Near Livermore G. E. Osterhout 5680 1917-8-10
GH: 00011239 Hymenoxys odorata de Candolle USA: Colorado Apishapa Creek G. E. Osterhout 2041 1900-6-9
GH: 00012028 Ligularia taraxacoides (A. Gray) Weber USA: Colorado On the line of Larimer and Grand Counties G. E. Osterhout 6650 1926-8-19
GH: 02022198 Onopordum tauricum Willdenow USA: Colorado Greenhorn P.O. G. E. Osterhout 5790 1918-7-22
GH: 00011239 Picradenia odorata osterhouti Cockerell USA: Colorado Apishapa Creek G. E. Osterhout 2041 1900-6-9
GH: 00012028 Senecio taraxacoides nudatus Osterhout USA: Colorado On the line of Larimer and Grand Counties G. E. Osterhout 6650 1926-8-19
Boraginaceae GH: 00095939 Cryptantha exigua Osterhout USA: Colorado Moraine Park, western portion of Estes Park G. E. Osterhout 7338 1900-7-20
GH: 02023483 Cryptantha fendleri (A. Gray) Greene USA: Colorado Salida G. E. Osterhout 3425 1906-8-20
GH: 02023719 Cryptantha gracilis Osterhout USA: Colorado Glenwood Springs G. E. Osterhout 1920-6-8
GH: 02024242 Cryptantha kelseyana Greene USA: Colorado Kremling G. E. Osterhout 3464 1907-6-20
GH: 02024244 Cryptantha kelseyana Greene USA: Colorado West of Craig G. E. Osterhout 6188 1922-6-21
GH: 02024964 Cryptantha pattersoni (A. Gray) Greene USA: Colorado Kremling G. E. Osterhout 3464 1907-6-20
GH: 02024965 Cryptantha pattersoni (A. Gray) Greene USA: Colorado Sulphur Springs G. E. Osterhout 3559B 1907-8-7
GH: 00096280 Cryptantha stricta (Osterhout) Payson USA: Colorado South of the Yampa River, along the Victory ... G. E. Osterhout 6195 1922-6-21
GH: 00097360 Cryptantha thyrsiflora (Greene) Payson USA: Colorado Trinidad G. E. Osterhout 5754 1918-7-20
GH: 00095939 Greeneocharis circumscissa (Hooker & Arnott) Rydberg USA: Colorado Moraine Park, western portion of Estes Park G. E. Osterhout 7338 1900-7-20
GH: 01994772 Lappula heterosperma Greene USA: Colorado New Windsor G. E. Osterhout 2388 1901-6-4
GH: 01995005 Lappula redowskii (Hornemann) Greene USA: Colorado New Windsor G. E. Osterhout 2491 1901-6-5
GH: 01995501 Lappula sp. USA: Colorado Near Sargent G. E. Osterhout 6586 1926-6-21
GH: 00062091 Mertensia bakeri Greene USA: Colorado Red Cliff G. E. Osterhout 2164 1900-6-26
GH: 00062042 Mertensia bakeri Greene USA: Colorado Sulphur Springs G. E. Osterhout 3225 1906-6-8
GH: 00062042 Mertensia bakeri osterhoutii L. O. Williams USA: Colorado Sulphur Springs G. E. Osterhout 3225 1906-6-8
GH: 02058058 Mertensia lanceolata (Pursh) de Candolle USA: Colorado Sulphur Springs G. E. Osterhout 3249 1906-6-10
GH: 02058271 Mertensia lanceolata secundorum Cockerell USA: Colorado Palmer Lake G. E. Osterhout 5724 1918-6-5
GH: 00062091 Mertensia myosotifolia A. Heller USA: Colorado Red Cliff G. E. Osterhout 2164 1900-6-26
GH: 00097379 Oreocarya argentea Rydberg USA: Colorado Rifle G. E. Osterhout 2122 1900-6-23
GH: 00097651 Oreocarya breviflora Osterhout USA: Utah 6.5 miles north of Jensen G. E. Osterhout 6414 1925-6-19
GH: 02059778 Oreocarya cana A. Nelson USA: Colorado Pawnee Buttes G. E. Osterhout 5902 1919-6-17
GH: 02060269 Oreocarya elata Eastwood USA: Colorado Grand Junction: [no additional data] G. E. Osterhout 5996 1920-6-10
GH: 02060406 Oreocarya flavoculata A. Nelson USA: Colorado Grand Junction: [no additional data] G. E. Osterhout 1920 1920-6-11
GH: 02060399 Oreocarya flavoculata A. Nelson USA: Colorado Glenwood Springs G. E. Osterhout 5956 1920-6-8
GH: 02060596 Oreocarya glomerata (Pursh) Greene USA: Colorado Pawnee Buttes G. E. Osterhout 5927 1919-7-8
GH: 02060825 Oreocarya humilis nana (Eastwood) W. A. Weber USA: Colorado De Beque G. E. Osterhout 5980 1920-6-9
GH: 02060824 Oreocarya humilis nana (Eastwood) W. A. Weber USA: Colorado Grand Junction: [no additional data] G. E. Osterhout 6010 1920-6-11
GH: 02060892 Oreocarya longiflora A. Nelson USA: Colorado De Beque G. E. Osterhout 5975 1920-6-9
GH: 00097360 Oreocarya monosperma Osterhout USA: Colorado Trinidad G. E. Osterhout 5754 1918-7-20
GH: 02060948 Oreocarya nitida Greene USA: Colorado Grand Junction: [no additional data] G. E. Osterhout 6003 1920-6-11
GH: 00096070 Oreocarya osterhoutii Payson USA: Colorado Grand Junction: Monument Park G. E. Osterhout 6138 1921-6-3
GH: 02061126 Oreocarya sericea (A. Gray) Greene USA: Colorado Glenwood Springs G. E. Osterhout 5960 1920-6-8
GH: 00096280 Oreocarya stricta Osterhout USA: Colorado South of the Yampa River, along the Victory ... G. E. Osterhout 6195 1922-6-21
GH: 02061309 Oreocarya thyrsiflora Greene USA: Colorado Pawnee Buttes G. E. Osterhout 5934 1919-7-8
GH: 02061375 Oreocarya virgata (Porter) Greene USA: Colorado Boulder: [no additional data] G. E. Osterhout 2463 1901-6-24
Brassicaceae GH: 01155256 Cardamine breweri leibergii (Holzinger) C. L. Hitchcock USA: Colorado Dale Creek G. E. Osterhout 1899-7-19
GH: 00018902 Cardamine cardiophylla Rydberg USA: Colorado Tennessee Pass G. E. Osterhout 2178 1900-6-27
GH: 01155306 Cardamine oligosperma Nuttall USA: Colorado Frasers G. E. Osterhout 3303 1906-7-21
GH: 00986139 Crucihimalaya virgata (Nuttall) D. A. German & A. L. Ebel USA: Wyoming Near Tie Siding G. E. Osterhout 1897-5-27
GH: 01155564 Descurainia pinnata intermedia (Rydberg) Detling USA: Colorado Hayden G. E. Osterhout 5226 1915-5-27
GH: 01549527 Lepidium ramosissimum divergens (Osterhout) Rollins USA: Colorado Tennessee Pass G. E. Osterhout 1906-8-15
GH: 01693288 Rorippa tenerrima Greene USA: Colorado New Windsor G. E. Osterhout 1896-6-17
GH: 01736851 Thelypodium integrifolium (Nuttall) Endlicher USA: Colorado New Windsor G. E. Osterhout 3457 1906-7-31
Capparaceae GH: 01872275 Peritoma serrulata (Pursh) de Candolle USA: Colorado New Windsor G. E. Osterhout 1901-6-19
GH: 01872284 Peritoma serrulata (Pursh) de Candolle USA: Colorado New Windsor G. E. Osterhout 1895-5-28
Caryophyllaceae GH: 01741585 Arenaria hookeri pinetorum (A. Nelson) W. A. Weber USA: Colorado Livermore G. E. Osterhout 2868 1904-7-25
GH: 01755790 Stellaria crassifolia Ehrhart USA: Colorado Nortwest part of North Park in edge of Wyo G. E. Osterhout 1898-7-28
Chenopodiaceae GH: 02004774 Atriplex aptera A. Nelson USA: Colorado Steamboat Lake. So. Wyo. G. E. Osterhout 1898-7-21
GH: 01826138 Atriplex micrantha Ledebour USA: Colorado Windsor G. E. Osterhout 6342 1924-9-20
GH: 00036893 Atriplex rosea Linnaeus USA: Colorado Ravine So. of Horsetooth Mt. G. E. Osterhout 6520 1925-10-5
GH: 00036893 Atriplex virgata Osterhout USA: Colorado Ravine So. of Horsetooth Mt. G. E. Osterhout 6520 1925-10-5
GH: 01784806 Krascheninnikovia lanata (Pursh) A. Meeuse & A. Smit USA: Colorado Canon City G. E. Osterhout 3339 1906-8-15
Commelinaceae GH: 02113646 Tradescantia occidentalis (Britton) Smyth USA: Colorado New Winsor G. E. Osterhout 1895-7
Convolvulaceae GH: 02055377 Calystegia sepium angulata Brummitt USA: Colorado New Windsor G. E. Osterhout 3456 1906-7-31
Fabaceae GH: 02067483 Astragalus adsurgens robustior Hooker USA: Colorado Castle Rock G. E. Osterhout [data not captured] 3806 1920-6-23
GH: 02067621 Astragalus agrestis G. Don USA: Wyoming Along the Laramie river 1/2 mile north of Co... G. E. Osterhout 1898-7-21
GH: 02067631 Astragalus agrestis G. Don USA: Colorado New Windsor G. E. Osterhout 3461 1906-5-27
GH: 02064666 Astragalus bisulcatus (Hooker) A. Gray USA: Colorado New Windsor G. E. Osterhout 1901-6-5
GH: 02064827 Astragalus bodinii E. Sheldon USA: Colorado North Park Colo. near the Platte. G. E. Osterhout 3 1898-7-27
GH: 02047340 Astragalus cerussatus E. Sheldon USA: Colorado Canon City G. E. Osterhout 2735 1903-6-12
GH: 02052625 Astragalus leptaleus A. Gray USA: Colorado Northwest part of North Park [?] edge of Wyo... G. E. Osterhout 1898-7-24
GH: 00058808 Astragalus linifolius Osterhout USA: Colorado Grand Junction: Hills [ca. 6 mi] across the ... G. E. Osterhout 6557 1926-6-18
GH: 02048155 Astragalus puniceus Osterhout USA: Colorado Trinidad G. E. Osterhout 1898-6-28
GH: 02048156 Astragalus puniceus Osterhout USA: Colorado Trinity G. E. Osterhout 1898-6-28
GH: 01959582 Glycyrrhiza lepidota Nuttall ex Pursh USA: Colorado New Windsor G. E. Osterhout 1906-7-31
GH: 02150082 Lathyrus polymorphus incanus (J. G. Smith & Rydberg) C. L. Hitchcock USA: Colorado Greenland G. E. Osterhout [data not captured] 3814 1920-6-23
GH: 02086423 Lupinus alpestris (A. Nelson) D. B. Dunn & J. M. Gillett USA: Colorado New Windsor G. E. Osterhout 2289 1900-6-4
GH: 02085062 Lupinus argenteus Pursh USA: Colorado Tennessee Pass G. E. Osterhout 2176 1900-6-27
GH: 02085227 Lupinus argenteus ingratus (Greene) Harmon USA: Colorado Steamboat Springs G. E. Osterhout 2263 1900-9-1
GH: 02085269 Lupinus argenteus spathulatus (Rydberg) L. W. Hess & D. B. Dunn USA: Colorado North Park of the Cache La Poudre G. E. Osterhout 1912 1899-8-16
GH: 02085384 Lupinus bakeri Greene USA: Colorado Vicinity of Glenwood Springs G. E. Osterhout 708 1895-6-30
GH: 02085653 Lupinus brevicaulis S. Watson USA: Colorado Glenwood Springs G. E. Osterhout 1915 1899-6-17
GH: 02085737 Lupinus caespitosus Nuttall ex Torrey & A. Gray USA: Colorado Leadville G. E. Osterhout 705 1895-6-28
GH: 02085785 Lupinus caespitosus utahensis (S. Watson) B. J. Cox USA: Colorado North Park G. E. Osterhout 1470 1896-7-3
GH: 02085803 Lupinus caudatus Kellogg USA: Colorado North Park G. E. Osterhout 2253 1900-8-26
GH: 02085808 Lupinus caudatus Kellogg USA: Colorado Soth of Rife G. E. Osterhout 2145 1900-6-25
GH: 02085809 Lupinus caudatus Kellogg USA: Colorado Wolcott G. E. Osterhout 2098 1900-6-21
GH: 02176540 Lupinus greenei A. Heller USA: Colorado Glenwood Springs G. E. Osterhout 1914 1899-6-17
GH: 02177883 Lupinus plattensis S. Watson USA: Colorado Near Dale Creek G. E. Osterhout 1471 1896-7-1
GH: 02128137 Lupinus pusillus Pursh USA: Colorado New Windsor G. E. Osterhout 1905-6-4
GH: 02129256 Lupinus wyethii S. Watson USA: Colorado Sulphur Springs G. E. Osterhout 3234 1906-6-7
GH: 02132202 Oxytropis campestris gracilis (A. Nelson) Barneby USA: Colorado Fraser. P.O. Middle Park Colo. G. E. Osterhout 3305 1906-7-21
GH: 02133611 Psoralidium lanceolatum (Pursh) Rydberg USA: Colorado Castle Rock G. E. Osterhout [data not captured] 3803 1920-6-23
GH: 02133608 Psoralidium lanceolatum (Pursh) Rydberg USA: Colorado Sterling G. E. Osterhout 1896-6-10
GH: 02133762 Psoralidium tenuiflorum (Pursh) Rydberg USA: Colorado New Windsor G. E. Osterhout 2361 1901-7-12
GH: 02342986 Trifolium gymnocarpon Nuttall USA: Colorado Sulphur Springs G. E. Osterhout 3244 1906-6-9
GH: 02343754 Trifolium parryi A. Gray USA: Colorado Rollins Pass G. E. Osterhout 3280 1906-7-20
Gentianaceae GH: 02072653 Gentiana fremontii Torrey USA: Colorado [no additional data] G. E. Osterhout 3285 1906-7-21
Geraniaceae GH: 01864476 Geranium fremontii Torrey ex A. Gray USA: Colorado Hill north of Thompson River just below The ... G. E. Osterhout 6312 1924-7-23
GH: 01864483 Geranium fremontii Torrey ex A. Gray USA: Colorado Horse Tooth Gulch, So of Fort Collins G. E. Osterhout 6315 1924-7-23
GH: 01864874 Geranium parryi (G. Engelmann ex A. Gray) A. Heller USA: Colorado At the exit of the South Platte from the Mts... G. E. Osterhout 6171 1921-8-2
Hydrophyllaceae GH: 00093445 Miltitzia pinnatifida Osterhout USA: Colorado West of Craig G. E. Osterhout 6393 1925-6-18
GH: 00093334 Phacelia formosula Osterhout USA: Colorado North Park, near Walden G. E. Osterhout 5794 1918-8-6
GH: 00093445 Phacelia ivesiana Torrey USA: Colorado West of Craig G. E. Osterhout 6393 1925-6-18
Juncaceae GH: 02100623 Juncus bufonius Linnaeus USA: Colorado Sulphur Springs G. E. Osterhout 3330 1906-7-22
GH: 02101444 Juncus confusus Coville USA: Colorado North Park G. E. Osterhout 1899-8-21
Lamiaceae GH: 01553018 Hedeoma drummondii Bentham USA: Colorado Livermore G. E. Osterhout 1904-7-25
GH: 01599402 Monarda pectinata Nuttall USA: Colorado New Windsor G. E. Osterhout 1900-7-4
GH: 01696647 Salvia sylvestris Linnaeus USA: Colorado So. of Virginia Dale, near Stonewall Creek G. E. Osterhout 6615 1926-7-29
GH: 01696956 Scutellaria brittonii Porter USA: Colorado New Windsor G. E. Osterhout 1906-5-27
GH: 01700205 Teucrium canadense occidentale (A. Gray) E.M. McClint. & Epling USA: Colorado New Windsor G. E. Osterhout 3455 1906-7-31
Linaceae GH: 02053800 Linum rigidum compactum (A. Nelson) C. M. Rogers USA: Colorado New Windsor G. E. Osterhout 6 1905-6-18
Lobeliaceae GH: 01798880 Lobelia siphilitica Linnaeus USA: Colorado New Windsor G. E. Osterhout 1902-8-22
Melampsoraceae FH: 00956904 Pucciniastrum pustulatum Dietel USA: Colorado Windsor G. E. Osterhout 5581 1916-9-19
Nyctaginaceae GH: 01642350 Abronia elliptica A. Nelson USA: Colorado Rifle G. E. Osterhout 2131 1900-6-23
GH: 01641781 Mirabilis hirsuta (Pursh) MacMillan USA: Colorado New Windsor G. E. Osterhout 1904-8-19
GH: 01846022 Mirabilis linearis (Pursh) Heimerl USA: Colorado Glenwood Springs G. E. Osterhout 3398 1906-8-18
GH: 01846026 Mirabilis linearis (Pursh) Heimerl USA: Colorado New Windsor G. E. Osterhout 2926 1904-8-21
GH: 01846348 Mirabilis nyctaginea (Michaux) MacMillan USA: Colorado New Windsor G. E. Osterhout 2938 1904-8
GH: 00037357 Quamoclidion cordifolium Osterhout USA: Colorado Hills across the Colorado from Grand Junctio... G. E. Osterhout 6559 1926-6-18
Orchidaceae AMES: 01937742 Cypripedium fasciculatum Kellogg ex S. Watson USA: Colorado Estes Park G. E. Osterhout 1897-7-19
Papaveraceae GH: 01738343 Corydalis aurea Willdenow USA: Colorado New Windsor; Garden G. E. Osterhout 1905-6-2
GH: 01738348 Corydalis aurea Willdenow USA: Colorado New Windsor G. E. Osterhout 1905-6-2
Plantaginaceae GH: 01998712 Collinsia parviflora Lindley USA: Colorado Sulphur Springs G. E. Osterhout 3233 1906-6-7
GH: 02002130 Penstemon angustifolius Nuttall ex Pursh USA: Colorado New Windsor G. E. Osterhout 1906-5-27
GH: 02121316 Penstemon osterhoutii Pennell USA: Colorado Glenwood Springs G. E. Osterhout 5962 1920-6-8
GH: 02122035 Penstemon radicosus A. Nelson USA: Wyoming Laramie Plains, So. Wyo. G. E. Osterhout 1897-6-1
Polemoniaceae GH: 01083720 Aliciella pinnatifida (Nuttall ex A. Gray) J. M. Porter USA: Colorado Gann G. E. Osterhout [data not captured] 3842 1920-6-23
GH: 00985044 Gymnosteris parvula A. Heller USA: Colorado Sulphur Springs G. E. Osterhout 3264 1906-6-8
GH: 00985332 Ipomopsis aggregata attenuata (A. Gray) V. E. Grant & A. D. Grant USA: Colorado North Park; On Colorado Creek G. E. Osterhout 5803 1918-8-7
GH: 00985996 Ipomopsis laxiflora (J. M. Coulter) V. E. Grant USA: Colorado Osterhout- New Windsor G. E. Osterhout 1897-6-26
GH: 01104000 Ipomopsis laxiflora (J. M. Coulter) V. E. Grant USA: Colorado New Windsor G. E. Osterhout 2384 1901-6-6
GH: 01104248 Ipomopsis pumila (Nuttall) V. E. Grant USA: Colorado Brantly Canon. G. E. Osterhout 2038 1900-6-10
GH: 01104249 Ipomopsis pumila (Nuttall) V. E. Grant USA: Colorado Brantly Canon G. E. Osterhout 2038 1900-6-10
GH: 01104268 Ipomopsis roseata (Rydberg) V. E. Grant USA: Colorado Grand Junction: [no additional data] G. E. Osterhout 6020 1920-6-11
GH: 01105645 Leptosiphon nuttallii (A. Gray) J. M. Porter & L. A. Johnson USA: Colorado Tennessee Pass G. E. Osterhout 2186 1902-7-10
GH: 00954418 Linanthus watsonii (A. Gray) Wherry USA: Colorado Glenwood Springs G. E. Osterhout 1874 1899-6-18
GH: 01565433 Microsteris gracilis humilior (Hooker) Cronquist USA: Colorado Sulphur Springs G. E. Osterhout 3250 1906-6-9
GH: 01574748 Phlox multiflora A. Nelson USA: Colorado Sulphur Springs G. E. Osterhout 3245 1906-6-8
GH: 01694213 Polemonium brandegeei (A. Gray) Greene USA: Colorado Sulphur Springs G. E. Osterhout 3220 1906-6-7
Polygonaceae GH: 01618653 Eriogonum cernuum Nuttall USA: Colorado Salida G. E. Osterhout 3426 1906-8-20
GH: 01652246 Eriogonum effusum Nuttall USA: Colorado New Windsor G. E. Osterhout 2347 1901-8-4
GH: 01652562 Eriogonum flavum Nuttall USA: Wyoming South end Laramie Plains Wyo. G. E. Osterhout 1896-7-2
GH: 01851266 Eriogonum jamesii Bentham USA: Colorado Salida G. E. Osterhout 3421 1906-8-20
GH: 02364718 Persicaria coccinea (Muhlenberg ex Willdenow) Greene USA: Colorado New Windsor G. E. Osterhout 3171 1905-8-2
GH: 02007286 Polygonum polygaloides kelloggii (Greene) J. C. Hickman USA: Colorado Sulphur Springs G. E. Osterhout 3322 1906-7-23
GH: 02005174 Rumex densiflorus Osterhout USA: Colorado North Park in edge of Wyo. G. E. Osterhout 1898-7-25
GH: 02005983 Rumex paucifolius Nuttall USA: Colorado North Park. The Rabbit Ears G. E. Osterhout 5808 1918-8-8
GH: 02004686 Stenogonum salsuginosum Nuttall USA: Colorado De Beque G. E. Osterhout 5981 1920-6-9
Pontederiaceae GH: 01919312 Heteranthera rotundifolia Grisebach USA: Colorado New Windsor; Eastern G. E. Osterhout 1898-7-19
Potamogetonaceae GH: 01564968 Potamogeton foliosus Rafinesque USA: Colorado Brantly Canon G. E. Osterhout 2046 1900-6-10
Pucciniaceae FH: 00873366 Gymnosporangium bethelii Kern USA: Colorado [illegible] G. E. Osterhout
FH: 00997648 Gymnosporangium nelsonii Arthur USA: Colorado [illegible] G. E. Osterhout
FH: 00940673 Puccinia aberrans Peck USA: Colorado the Thompson Canon, Larimer Co., Colo. G. E. Osterhout 1916-7-14
FH: 01006035 Puccinia absinthii de Candolle USA: Colorado Glenwood G. E. Osterhout 1906-8-10
FH: 00940746 Puccinia absinthii de Candolle USA: Colorado Glenwood Spgs. G. E. Osterhout 1906-8-19
FH: 00940750 Puccinia absinthii de Candolle USA: Colorado Steamboat Springs G. E. Osterhout 1899-9-1
FH: 00940672 Puccinia abundans (Peck) H. S. Jackson USA: Colorado Canon of the Thompson, Larimer Co., Colo. G. E. Osterhout 1916-7-14
FH: 00940673 Puccinia abundans (Peck) H. S. Jackson USA: Colorado the Thompson Canon, Larimer Co., Colo. G. E. Osterhout 1916-7-14
FH: 00991932 Puccinia cirsii Lasch USA: Colorado [no additional data] G. E. Osterhout 1906-10-1
FH: 00991935 Puccinia cirsii Lasch USA: Colorado De Begne G. E. Osterhout 4225 1910-5-26
FH: 00965203 Puccinia clematidis (de Candolle) Lagerheim USA: Colorado Pawnee Buttes G. E. Osterhout 1922-5-29
FH: 00940672 Puccinia crandallii Pammel & H. H. Hume USA: Colorado Canon of the Thompson, Larimer Co., Colo. G. E. Osterhout 1916-7-14
FH: 00951002 Puccinia cryptandri Ellis & Bartholomew USA: Colorado New Windsor G. E. Osterhout 1907-5-1
FH: 00950142 Puccinia distichlidis Ellis & Everhart USA: Colorado Windsor, Colo. G. E. Osterhout 1910-7-9
FH: 00950265 Puccinia eleocharidis Arthur USA: Colorado Windsor G. E. Osterhout 1894-7
FH: 00955498 Puccinia graminis Persoon USA: Colorado Windsor G. E. Osterhout 1916-3-2
FH: 00955604 Puccinia grindeliae Peck USA: Colorado De Beque G. E. Osterhout 4266 1910-5-26
FH: 00955613 Puccinia grindeliae Peck USA: Colorado S. E. Windsor G. E. Osterhout 1922-7-10
FH: 00782010 Puccinia kuhniae Schweinitz USA: Colorado Windsor G. E. Osterhout 5873 1918-9-19
FH: 00782012 Puccinia kuhniae Schweinitz USA: Colorado Estes Park G. E. Osterhout 1916-8-25
FH: 00782014 Puccinia kuhniae Schweinitz USA: Colorado Estes Park G. E. Osterhout 1916-8-25
FH: 00955498 Puccinia poculiformis (Jacquin) Wettstein USA: Colorado Windsor G. E. Osterhout 1916-3-2
FH: 00949021 Puccinia rubefaciens Johanson USA: Colorado Canon of the Thompson G. E. Osterhout 1916-7-14
FH: 00949731 Puccinia scaber (Ellis & Everhart) Bartholomew USA: Colorado Canonof the Thompson G. E. Osterhout 1916-7-14
FH: 00951002 Puccinia simulans (Peck) Bartholomew USA: Colorado New Windsor G. E. Osterhout 1907-5-1
FH: 00949731 Puccinia substerilis Ellis & Everhart USA: Colorado Canonof the Thompson G. E. Osterhout 1916-7-14
FH: 00955604 Puccinia tuberculans Ellis & Everhart USA: Colorado De Beque G. E. Osterhout 4266 1910-5-26
FH: 00955613 Puccinia tuberculans Ellis & Everhart USA: Colorado S. E. Windsor G. E. Osterhout 1922-7-10
FH: 00956249 Puccinia violae (Schumacher) de Candolle USA: Colorado Thompson Canon G. E. Osterhout 1916-7-14
FH: 00956251 Puccinia violae (Schumacher) de Candolle USA: Colorado Canon of the Thompson G. E. Osterhout 1916-7-14
FH: 00941798 Uromyces lupini Berkeley & M. A. Curtis USA: Wyoming Mts West of Norht Park in So. Wyo. G. E. Osterhout 368 1894-8-20
FH: 00783072 Uromyces oblongus Vize USA: Colorado Sulphur Spring G. E. Osterhout 1906-6-8
Ranunculaceae GH: 01706430 Anemone canadensis Linnaeus USA: Colorado New Windsor G. E. Osterhout 1900-6
GH: 01658639 Delphinium carolinianum penardii (Huth) Warnock USA: Colorado New Windsor G. E. Osterhout 1905-6-21
GH: 01658992 Delphinium geyeri Greene USA: Colorado Morrison G. E. Osterhout [data not captured] 3107 1918-6-22
GH: 01664447 Ranunculus glaberrimus ellipticus (Greene) Greene USA: Colorado Sulphur Springs G. E. Osterhout 3237 1906-6-8
GH: 01838615 Thalictrum alpinum Linnaeus USA: Colorado North Park G. E. Osterhout 1898-7-25
Rosaceae GH: 01612831 Crataegus erythropoda Ashe USA: Colorado Livermore G. E. Osterhout 2391 1901-5-29
GH: 01615614 Crataegus macracantha occidentalis (Britton) Eggleston USA: Colorado Lower Boulder Canon G. E. Osterhout 2412 1901-8-29
GH: 01647597 Crataegus rivularis Nuttall ex Torrey & A. Gray USA: Colorado Between Rifle and Meeker G. E. Osterhout 2600 1902-6-7
GH: 01608412 Drymocallis fissa (Nuttall) Rydberg USA: Colorado Mts G. E. Osterhout 2223 1900-7-21
GH: 00994754 Holodiscus discolor dumosus (Nuttall ex Hooker) Dippel USA: Colorado Glenwood Springs G. E. Osterhout 1895-6-29
GH: 01590220 Petrophytum caespitosum (Nuttall) Rydberg USA: Colorado Glenwood Springs G. E. Osterhout 3404 1906-8-18
GH: 01590704 Physocarpus opulifolius (Linnaeus) Maximowicz USA: Colorado Buckhorn Creek. G. E. Osterhout 1897-6-24
GH: 01567453 Potentilla effusa rupincola (Osterhout) Th. Wolf USA: Colorado Dake Creek G. E. Osterhout 1899-7-19
Saxifragaceae GH: 01735024 Heuchera bracteata (Torrey) Seringe USA: Colorado Estes Park: Mts. of Estes Park G. E. Osterhout 1895-8-21
GH: 01735496 Heuchera nivalis Rosend., Butters & Lakela USA: Colorado Estes Park: Mts of Estes Park G. E. Osterhout 1895-8-21
GH: 01626513 Ribes wolfii Rothrock USA: Colorado Red Cliff G. E. Osterhout 3379 1906-8-16
Scrophulariaceae GH: 01841429 Erythranthe geyeri (Torrey) G. L. Nesom USA: Colorado New Windsor G. E. Osterhout 2716 1902-8-26
GH: 02412199 Erythranthe suksdorfii (A. Gray) N. S. Fraga USA: Colorado Sulphur Springs G. E. Osterhout 1906-6-10
GH: 02412199 Mimulus suksdorfii A. Gray USA: Colorado Sulphur Springs G. E. Osterhout 1906-6-10
Solanaceae GH: 00273255 Hyoscyamus niger Linnaeus USA: South Dakota North of Hot Springs. Region of the Black Hi... G. E. Osterhout 7775 1932-7-8
GH: 01543547 Solanum triflorum Nuttall USA: Colorado Red Cliff G. E. Osterhout 3360 1906-8-16
Verbenaceae GH: 01800378 Glandularia bipinnatifida (Nuttall) Nuttall USA: Colorado New Windsor G. E. Osterhout 3165 1905-6-18
GH: 01953526 Phyla cuneifolia (Torrey) Greene USA: Colorado New Windsor G. E. Osterhout 1897-6-26
GH: 00096031 Verbena ambrosifolia Rydberg USA: Colorado Rocky Ford G. E. Osterhout 1900-6-8
GH: 01954582 Verbena bracteata Lagasca & Rodriguez USA: Colorado New Windsor G. E. Osterhout 1901-6-17
Violaceae GH: 02208693 Viola praemorsa linguifolia (Nuttall) M. S. Baker USA: Colorado Mts east of Steamboat Springs G. E. Osterhout 2694 1902-7-15
GH: 02210581 Viola sororia Willdenow USA: Colorado Along the Cache La Poudre river, near New Wi... G. E. Osterhout 21 1899-7-3
GH: 02211359 Viola sororia missouriensis (Greene) L. E. McKinney USA: Colorado near New Windsor G. E. Osterhout 1899-5-13
GH: 02211357 Viola sororia missouriensis (Greene) L. E. McKinney USA: Colorado near New Windsor G. E. Osterhout 1899-7-3
