Displaying 2026 - 2100 out of 2270 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Philonotis sphaericarpa (Hedw.) Brid. | W. A. Weber B-13189 | s.d. | Ecuador | — | Galapagos Islands. Isla Santa Cruz… | — |
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| Racopilum tomentosum (Hedw.) Brid. | W. A. Weber B-13516 | 21 Jan 1964 - 09 Mar 1964 | Ecuador | — | Galapagos Islands. Isla Santa Cruz… | — |
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| Racopilum tomentosum (Hedw.) Brid. | W. A. Weber B-13664 | 21 Jan 1964 - 09 Mar 1964 | Ecuador | — | Galapagos Islands. Isla Santa Cruz… | — |
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| Taxilejeunea | W. A. Weber B-13529 | 21 Jan 1964 - 09 Mar 1964 | Ecuador | — | Galapagos Islands: Isla Santa Cruz… | — |
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| Bionectria byssicola (Berk. & Broome) Schroers & Samuels | W. A. Weber 21 | 21 Jan 1964 - 09 Mar 1964 | Ecuador | Galápagos | Isla Santa Cruz (Indefatigable I.):… | — |
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| Bionectria byssicola (Berk. & Broome) Schroers & Samuels | W. A. Weber 21 | 21 Jan 1964 - 09 Mar 1964 | Ecuador | Galápagos | Isla Santa Cruz (Indefatigable I.):… | — |
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| Sphagnum perichaetiale Hampe | W. A. Weber B-13001 | s.d. | Ecuador | Galápagos | Isla Santa Cruz (Indefatigable I):… | — |
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| Sphagnum perichaetiale Hampe | W. A. Weber B-14200 | s.d. | Ecuador | Galápagos | Galapagos Islands. Isla Santa Cruz… | — |
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| Groutiella mucronifolia (Hook. & Grev.) H.A.Crum & Steere | W. A. Weber B-13569 | 21 Jan 1964 - 09 Mar 1964 | Ecuador | Galápagos | Isla Santa Cruz (Indefatigable I.):… | — |
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| Groutiella tomentosa (Hornsch.) Wijk & Margad. | W. A. Weber B-13523 | s.d. | Ecuador | Galápagos | Isla Santa Cruz (Indefatigable I.):… | — |
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| Groutiella tomentosa (Hornsch.) Wijk & Margad. | W. A. Weber B-13571 | s.d. | Ecuador | Galápagos | Isla Santa Cruz (Indefatigable I.):… | — |
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| Roccella galapagoensis Follmann | W. A. Weber L-41005 | 21 Jan 1964 - 09 Mar 1984 | Ecuador | Galápagos | Barrington Is. | — |
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| Diploschistes cinereocaesius (Sw.) Vain. | W. A. Weber L-63379 | 05 Apr 1976 | Ecuador | Carchi | Paramo de El Angel, 24… | — |
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| Fissidens asplenioides Hedw. | W. A. Weber B-13021 | 21 Jan 1964 - 09 Mar 1964 | Ecuador | Galápagos | Isla Santa Cruz (Indefatigable I.):… | — |
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| Phyllopsora intermediella (Nyl.) Zahlbr. | W. A. Weber L-62909 | 25 Apr 1976 | Ecuador | Galápagos | Isla Floreana (Charles), trail from… | — |
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| Silene uralensis (Rupr.) Bocquet | W. A. Weber 2436 | 12 Jul 1941 | Canada | Alberta | North slope of the mountain… | — |
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| Potentilla breweri var. viridis Jeps. | W. A. Weber 2272 | 03 Jul 1941 | Canada | British Columbia | STEEP SLOPE OF CIRQUE WALL… | — |
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| Drosera rotundifolia L. | W. A. Weber 2587 | 01 Aug 1941 | Canada | British Columbia | northwest of Teapot Mountain, 4… | — |
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| Drosera anglica Huds. | W. A. Weber 2588 | 01 Aug 1941 | Canada | British Columbia | Northwest of Teapot Mountain, 4… | — |
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| Selaginella selaginoides (L.) P.Beauv. ex Mart. & Schrank | W. A. Weber 2363 | 07 Jul 1941 | Canada | British Columbia | In deep woods west of… | — |
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| Spinulum canadense (Nessel) A.Haines | W. A. Weber 2375 | 07 Jul 1941 | Canada | British Columbia | Deep woods along a wagon… | — |
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| Diphasiastrum complanatum (L.) Holub | W. A. Weber 2376 | 07 Jul 1941 | Canada | British Columbia | Deep woods along a wagon… | — |
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| Gymnocarpium dryopteris (L.) Newman | W. A. Weber 2378 | 07 Jul 1941 | Canada | British Columbia | Deep forest along a wagon… | — |
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| Equisetum sylvaticum L. | W. A. Weber 2509 | 19 Jul 1941 | Canada | British Columbia | Dry hillside on the edge… | — |
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| Thelypteris phegopteris (L.) Sloss. | W. A. Weber 2518 | 21 Jul 1941 | Canada | British Columbia | On a rocky bank by… | — |
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| Cryptogramma acrostichoides R.Br. | W. A. Weber 2526 | 21 Jul 1941 | Canada | British Columbia | Mt. Revelstoke, Mt. Revelstoke National… | — |
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| Myriopteris gracilis Fée | W. A. Weber 2555 | 23 Jul 1941 | Canada | British Columbia | In small canyon of Dead… | — |
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| Dryopteris expansa (C.Presl) Fraser-Jenk. & Jermy | W. A. Weber 2535 | 19 Jul 1941 | Canada | British Columbia | Near Big Bend Highway, 94… | — |
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| Athyrium filix-femina subsp. cyclosorum (Rupr.) C.Chr. | W. A. Weber 2536 | 20 Jul 1941 | Canada | British Columbia | Near the Big Bend Highway,… | — |
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| Goodyera oblongifolia Raf. | W. A. Weber 2508 | 19 Jul 1941 | Canada | British Columbia | Forest on the Big Bend… | — |
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| Goodyera repens (L.) R.Br. | W. A. Weber 2524 | 20 Jul 1941 | Canada | British Columbia | — |
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| Candelariella aurella (Hoffm.) Zahlbr. | W. A. Weber L-64236 | 13 Nov 1976 | Chile | Valparaíso | Los Molles, just north of… | — |
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| Roccellina portentosa (Mont.) Tehler | W. A. Weber s.n. | 13 Nov 1976 | Chile | Valparaíso | Los Molles, just north of… | — |
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| Aster alpinus L. | W. A. Weber 18495 | 24 Jul 1992 | United States of America | Colorado | Gilpin Co. NE base of… | — |
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| Pohlia wahlenbergii (F.Weber & D.Mohr) A.L.Andrews | W. A. Weber B-57997 | 10 Nov 1976 | Chile | Región Metropolitana de Santiago | Santiago Prov. West slope of… | — |
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| Baccharis wrightii A.Gray | W. A. Weber 18115 | 08 May 1991 | United States of America | Colorado | Baca Co. Comanche National Grassland;… | — |
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| Erigeron divergens var. cinereus A.Gray | W. A. Weber 18119 | 08 May 1991 | United States of America | Colorado | Baca Co. Comanche National Grassland;… | — |
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| Evax prolifera Nutt. ex DC. | W. A. Weber 18111 | 08 May 1991 | United States of America | Colorado | Baca Co. Comanche National Grassland;… | — |
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| Packera tridenticulata (Rydb.) W.A.Weber & Á.Löve | W. A. Weber 18114 | 08 May 1991 | United States of America | Colorado | Baca Co. Comanche National Grassland;… | — |
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| Prunus rivularis Scheele | W. A. Weber 18120 | 08 May 1991 | United States of America | Colorado | Baca Co. Comanche National Grassland;… | — |
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| Psoralidium lanceolatum (Pursh) Rydb. | W. A. Weber 18275 | 13 Jul 1991 | United States of America | Colorado | Baca Co. Along Carrizo Creek,… | — |
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| Festuca idahoensis Elmer | W. A. Weber 16331 | 27 Jul 1982 | United States of America | Colorado | Gunnison Co. Summit of Cumberland… | — |
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| Eriophorum pumilum | W. A. Weber 18017 | 15 Jul 1989 | United States of America | Colorado | Park Co. High Creek, 10… | — |
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| Carex simpliciuscula Wahlenb. | W. A. Weber 18031 | 15 Jul 1989 | United States of America | Colorado | Park Co. High Creek, 10… | — |
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| Packera debilis (Nutt.) W.A.Weber & Á.Löve | W. A. Weber 18016 | 15 Jul 1989 | United States of America | Colorado | Park Co. High Creek, 10… | — |
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| Phacelia splendens Eastw. | W. A. Weber 3127 | 07 May 1982 | United States of America | Colorado | Mesa Co. East part of… | — |
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| Cryptantha flavoculata (A.Nelson) Payson | W. A. Weber 3135 | 07 May 1982 | United States of America | Colorado | Mesa Co. East part of… | — |
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| Eriophorum gracile W.D.J.Koch ex Roth | W. A. Weber 18035 | 16 Aug 1989 | United States of America | Colorado | Park Co. East Lost Park,… | — |
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| Avenula hookeri (Scribn.) Holub | W. A. Weber 2092 | 24 Jul 1982 | United States of America | Colorado | Park Co. Slopes of Mt.… | — |
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| Erigeron ursinus D.C. Eaton | W. A. Weber 2119 | 25 Jul 1982 | United States of America | Colorado | Park Co. Slopes of Mt.… | — |
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| Crepis nana var. ramosa (Babc.) Cronquist | W. A. Weber 2108 | 25 Jul 1982 | United States of America | Colorado | Park Co. Near the summit… | — |
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| Draba streptobrachia R.A.Price | W. A. Weber 2110 | 25 Jul 1982 | United States of America | Colorado | Park Co. SLOPES OF MT.… | — |
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| Castilleja puberula Rydb. | W. A. Weber 2114 | 25 Jul 1982 | United States of America | Colorado | Park Co. SLOPES OF MT.… | — |
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| Cryptantha crassisepala (Torr. & A.Gray) Greene | W. A. Weber 3102 | 06 May 1982 | United States of America | Colorado | Mesa Co. North of boundary… | — |
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| Trifolium gymnocarpon Nutt. ex Torr. & A.Gray | W. A. Weber 16308 | 24 Jun 1982 | United States of America | Colorado | Grand Co. SPRING CREEK ROAD,… | — |
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| Cymopterus duchesnensis M.E.Jones | W. A. Weber 1928 | 27 May 1979 | United States of America | Colorado | Rio Blanco Co. Red hills… | — |
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| Artemisia ludoviciana Nutt. subsp. ludoviciana | W. A. Weber 15485 | 13 Aug 1979 | United States of America | Colorado | Jackson Co. North Park, ca… | — |
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| Myosurus apetalus Gay | W. A. Weber 15486 | 13 Aug 1979 | United States of America | Colorado | Jackson Co. North Park, ca.… | — |
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| Stephanomeria exigua Nutt. subsp. exigua | W. A. Weber 14249 | 02 Sep 1970 | United States of America | Colorado | Moffat Co. north of Conway… | — |
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| Salix nigra Marshall | W. A. Weber 18263 | 13 Jul 1991 | United States of America | Colorado | Baca Co. Breaks of Picture… | — |
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| Solidago wrightii A.Gray | W. A. Weber 18293 | 13 Jul 1991 | United States of America | Colorado | Baca Co. Breaks of Picture… | — |
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| Amorpha canescens Pursh | W. A. Weber 18280 | 13 Jul 1991 | United States of America | Colorado | Baca Co. Breaks of Picture… | — |
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| Desmanthus cooleyi (Eaton) Trel. | W. A. Weber 18273 | 13 Jul 1991 | United States of America | Colorado | Baca Co. Breaks of Picture… | — |
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| Strophostyles leiosperma (Torr. & A.Gray) Piper | W. A. Weber 18301 | 13 Jul 1991 | United States of America | Colorado | Baca Co. Breaks of Picture… | — |
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| Desmanthus illinoensis (Michx.) MacMill. ex B.L.Rob. & Fernald | W. A. Weber 18302 | 13 Jul 1991 | United States of America | Colorado | Baca Co. Breaks of Picture… | — |
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| Polypogon monspeliensis (L.) Desf. | W. A. Weber 18310 | 13 Jul 1991 | United States of America | Colorado | Baca Co. Breaks of Picture… | — |
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| Eriogonum jamesii Benth. var. jamesii | W. A. Weber 18262 | 13 Jul 1991 | United States of America | Colorado | Baca Co. Breaks of Picture… | — |
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| Polygonum ramosissimum Michx. var. ramosissimum | W. A. Weber 18266 | 13 Jul 1991 | United States of America | Colorado | Baca Co. Breaks of Picture… | — |
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| Piptatherum micranthum (Trin. & Rupr.) Barkworth | W. A. Weber 18260 | 13 Jul 1991 | United States of America | Colorado | Baca Co. Breaks of Picture… | — |
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| Verbena hastata L. | W. A. Weber 18319 | 13 Jul 1991 | United States of America | Colorado | Baca Co. Breaks of Picture… | — |
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| Salix exigua subsp. interior (Rowlee) Cronquist | W. A. Weber 18112 | 08 May 1991 | United States of America | Colorado | Baca Co. Comanche National Grassland;… | — |
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| Artemisia michauxiana Besser | W. A. Weber 15442 | 06 Oct 1979 | United States of America | Colorado | Jackson Co. Routt N.F., Zirkel… | — |
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| Sphagnum warnstorfii Russow | W. A. Weber B6992 | 09 Sep 1961 | United States of America | Colorado | Boulder Co. Source of Left… | — | ||||
| Sphagnum warnstorfii Russow | W. A. Weber B6991 | 09 Sep 1961 | United States of America | Colorado | Boulder Co. Source of Left… | — | ||||
| Dicranum elongatum Schleich. ex Schwägr. | W. A. Weber | 09 Sep 1961 | United States of America | Colorado | Boulder Co. Peat bog source… | — |