Displaying 1 - 75 out of 340 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Viola nuttallii Pursh | J. H. Cowen 56 | 01 May 1891 | United States of America | Colorado | College Grounds | — |
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| Lepidium densiflorum Schrad. | J. H. Cowen 47 | 13 May 1891 | United States of America | Colorado | Larimer Co. | — |
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| Ambrosia tomentosa Nutt. | J. H. Cowen 3265 | 19 Jun 1891 | United States of America | Colorado | South Chem. Lab. | — |
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| Ambrosia tomentosa Nutt. | J. H. Cowen 3265 | 19 Jun 1891 | United States of America | Colorado | Larimer Co. College Grounds. South… | — |
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| Achnatherum hymenoides (Roem. & Schult.) Barkworth | J. H. Cowen 3418 | 20 Jun 1891 | United States of America | Colorado | Fort Collins. College Farm. | — |
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| Oenothera villosa Thunb. subsp. villosa | J. H. Cowen 2 | 20 Jul 1891 | United States of America | Colorado | Larimer Co. Dry R. R.… | — |
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| Orthocarpus luteus Nutt. | J. H. Cowen s.n. | 21 Jul 1891 | United States of America | Colorado | Larimer Co. Foothills | — |
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| Gutierrezia sarothrae (Pursh) Britton & Rusby | J. H. Cowen s.n. | 10 Aug 1891 | United States of America | Colorado | Larimer Co. | — |
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| Grindelia serrulata Rydb. | J. H. Cowen s.n. | 10 Aug 1891 | United States of America | Colorado | Larimer Co. Fort Collins | holotype |
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| Brickellia albicaulis (Rydb.) A.Nelson | J. H. Cowen s.n. | 15 Aug 1891 | United States of America | Colorado | Larimer Co. | — |
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| Cymopterus acaulis (Pursh) Raf. | J. H. Cowen s.n. | 10 Apr 1892 | United States of America | Colorado | Bank of Poudre | — |
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| Puccinia jonesii Peck | J. H. Cowen s.n. | 13 May 1892 | United States of America | Colorado | dry hills near Trinidad | — |
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| Microsteris gracilis var. humilior (Hook.) Cronquist | J. H. Cowen s.n. | 21 May 1892 | United States of America | Colorado | Larimer Co. Foothills | — |
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| Harbouria trachypleura (A.Gray) J.M.Coult. & Rose | J. H. Cowen s.n. | 21 May 1892 | United States of America | Colorado | Larimer Co. | — |
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| Taraxacum ceratophorum (Ledeb.) DC. | J. H. Cowen 2350 | 22 May 1892 | United States of America | Colorado | Larimer Co. College Grounds [label… | — |
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| Oenothera caespitosa var. navajoensis (W.L.Wagner, Stockh. & W.M.Klein) Cronquist | J. H. Cowen s.n. | 30 May 1892 | United States of America | Colorado | Delta Co. Dry mesas | — |
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| Hymenopappus filifolius var. cinereus (Rydb.) I.M.Johnst. | J. H. Cowen 3201 | 14 Jun 1892 | United States of America | Colorado | Fremont Co. | — |
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| Oonopsis foliosa (A.Gray) Greene | J. H. Cowen s.n. | 14 Jun 1892 | United States of America | Colorado | Fremont Co. | — |
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| Stanleya albescens M.E.Jones | J. H. Cowen 637 | 18 Jun 1892 | United States of America | Colorado | Along Gunnison River above Delta | — |
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| Oenothera pallida subsp. trichocalyx (Nutt.) Munz & W.M.Klein | J. H. Cowen s.n. | 20 Jun 1892 | United States of America | Colorado | Delta Co. | — |
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| Sidalcea neomexicana A.Gray | J. H. Cowen 76 | 23 Jun 1892 | United States of America | Colorado | Delta Co. | — |
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| Geum aleppicum Jacq. | J. H. Cowen s.n. | 23 Jun 1892 | United States of America | Colorado | Delta Co. Moist meadow | — |
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| Mentzelia densa Greene | J. H. Cowen s.n. | 23 Jun 1892 | United States of America | Colorado | Delta Co. | — |
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| Alopecurus aequalis Sobol. | J. H. Cowen 3459 | 24 Jun 1892 | United States of America | Colorado | Hotchkiss | — |
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| Abronia elliptica A.Nelson | J. H. Cowen 2110 | 30 Jun 1892 | United States of America | Colorado | Delta Co. dry mesa | — |
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| Atriplex gardneri (Moq.) D.Dietr. | J. H. Cowen 4070 | 02 Jul 1892 | United States of America | Colorado | Delta Co. Hotchkiss & Smith's… | — |
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| Atriplex powellii S.Watson var. powellii | J. H. Cowen 2181 | 02 Jul 1892 | United States of America | Colorado | Delta Co. Hotchkiss & Smith's… | — |
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| Penstemon saxosorum Pennell | J. H. Cowen s.n. | 06 Jul 1892 | United States of America | Colorado | Oak Mesa north of Hotchkiss | — |
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| Polemonium foliosissimum A.Gray | J. H. Cowen s.n. | 06 Jul 1892 | United States of America | Colorado | Delta Co. Oak Mesa | — |
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| Hymenoxys ivesiana (Greene) K.F.Parker | J. H. Cowen s.n. | 08 Jul 1892 | United States of America | Colorado | Delta Co. Leroux Creek | — |
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| Moehringia lateriflora (L.) Fenzl | J. H. Cowen 73 | 10 Jul 1892 | United States of America | Colorado | Delta Co. Leroux Ck[?] | — |
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| Silene menziesii Hook. | J. H. Cowen 84 | 10 Jul 1892 | United States of America | Colorado | Delta Co. Leroux creek | — |
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| Erigeron coulteri Porter | J. H. Cowen | 14 Jul 1892 | United States of America | Colorado | Delta Co. Leroux Creek | — |
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| Ranunculus uncinatus D.Don ex G.Don | J. H. Cowen 29 | 14 Jul 1892 | United States of America | Colorado | Delta Co. Leroux Creek | — |
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| Saxifraga oregana Howell var. oregana | J. H. Cowen s.n. | 17 Jul 1892 | United States of America | Colorado | Delta Co. Mountains | — |
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| Pedicularis bracteosa var. paysoniana (Pennell) Cronquist | J. H. Cowen s.n. | 19 Jul 1892 | United States of America | Colorado | Delta Co. Leroux Parks | — |
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| Castilleja obtusiloba Rydb. | J. H. Cowen s.n. | 19 Jul 1892 | United States of America | Colorado | Delta Co. Leroux [spelling ?]… | type |
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| Anticlea elegans (Pursh) Rydb. | J. H. Cowen s.n. | 21 Jul 1892 | United States of America | Colorado | Delta Co. Leroux Creek | — |
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| Bromus anomalus Rupr. ex E.Fourn. | J. H. Cowen 3635 | 02 Aug 1892 | United States of America | Colorado | W. Gannison Co.; Quaking Gap… | — |
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| Oenothera caespitosa var. navajoensis (W.L.Wagner, Stockh. & W.M.Klein) Cronquist | J. H. Cowen s.n. | 02 Aug 1892 | United States of America | Colorado | Delta Co. | — |
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| Osmorhiza occidentalis (Nutt.) Torr. | J. H. Cowen s.n. | 02 Aug 1892 | United States of America | Colorado | Gunnison Co. | — |
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| Holodiscus discolor var. dumosus (S.Watson) Dippel | J. H. Cowen s.n. | 05 Aug 1892 | United States of America | Colorado | Gunnison Co. Ragged Mountain | — |
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| Phragmites australis (Cav.) Trin. ex Steud. | J. H. Cowen s.n. | 11 Aug 1892 | United States of America | Colorado | Delta Co. | — |
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| Ranunculus glaberrimus var. ellipticus (Greene) Greene | J. H. Cowen 23 | 15 Apr 1893 | United States of America | Colorado | Larimer Co. Foothills | — |
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| Astragalus bisulcatus (Hook.) A.Gray var. bisulcatus | J. H. Cowen s.n. | 03 Jun 1893 | United States of America | Colorado | Along R.R., south of College | — |
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| Heracleum lanatum Michx. | J. H. Cowen s.n. | 15 Jun 1893 | United States of America | Colorado | Larimer Co. | — |
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| Poa arida Vasey | J. H. Cowen 3693 | 17 Jun 1893 | United States of America | Colorado | Larimer Co. River, Fort Collins. | — |
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| Distichlis stricta (Torr.) Rydb. | J. H. Cowen s.n. | 17 Jun 1893 | United States of America | Colorado | Larimer Co. | — |
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| Astragalus agrestis Douglas ex G.Don | J. H. Cowen s.n. | 19 Jun 1893 | United States of America | Colorado | Fort Collins | — |
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| Solanum triflorum Nutt. | J. H. Cowen s.n. | 22 Jun 1893 | United States of America | Colorado | Fort Collins | — |
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| Linum usitatissimum L. | J. H. Cowen s.n. | 26 Jun 1893 | United States of America | Colorado | Larimer Co. corner of Horticultural… | — |
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| Rumex crispus L. | J. H. Cowen 3835 | 27 Jun 1893 | United States of America | Colorado | Larimer Co. Fort Collins. | — |
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| Atriplex gardneri (Moq.) D.Dietr. | J. H. Cowen 2177 | 27 Jun 1893 | United States of America | Colorado | Larimer Co. East Fort Collins | — |
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| Ratibida columnifera (Nutt.) Wooton & Standl. | J. H. Cowen s.n. | 08 Jul 1893 | United States of America | Colorado | Larimer Co. | — |
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| Cirsium arvense (L.) Scop. | J. H. Cowen s.n. | 08 Jul 1893 | United States of America | Colorado | Larimer Co. | — |
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| Onosmodium molle var. occidentale (Mack.) I.M.Johnst. | J. H. Cowen s.n. | 10 Jul 1893 | United States of America | Colorado | Larimer Co. Ft. Collins | — |
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| Cirsium flodmanii (Rydb.) Arthur | J. H. Cowen s.n. | 10 Jul 1893 | United States of America | Colorado | Larimer Co. | — |
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| Euphorbia marginata Pursh | J. H. Cowen 4036 | 10 Jul 1893 | United States of America | Colorado | Larimer Co. Ditchbank | — |
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| Rumex crispus L. | J. H. Cowen s.n. | 11 Jul 1893 | United States of America | Colorado | Larimer Co. Fort Collins. | — |
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| Asclepias speciosa Torr. | J. H. Cowen s.n. | 11 Jul 1893 | United States of America | Colorado | — |
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| Rudbeckia laciniata var. ampla (A.Nelson) Cronquist | J. H. Cowen 2998 | 12 Jul 1893 | United States of America | Colorado | — |
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| Physalis hispida (Waterf.) Cronquist | J. H. Cowen s.n. | 14 Jul 1893 | United States of America | Colorado | Larimer Co. Fort Collins. | — |
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| Gaura coccinea var. glabra (Lehm.) Torr. & A.Gray | J. H. Cowen 159 | 15 Jul 1893 | United States of America | Colorado | Larimer Co. | — |
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| Descurainia incana (Bernh. ex Fisch. & C.A.Mey.) Dorn | J. H. Cowen s.n. | 17 Jul 1893 | United States of America | Colorado | E side of Poudre above… | — |
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| Asclepias pumila (A.Gray) Vail | J. H. Cowen s.n. | 18 Jul 1893 | United States of America | Colorado | Larimer Co. | — |
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| Parietaria pensylvanica Muhl. ex Willd. | J. H. Cowen 2260 | 18 Jul 1893 | United States of America | Colorado | in shade along Pauder | — |
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| Callitriche verna L. | J. H. Cowen s.n. | 19 Jul 1893 | United States of America | Colorado | Larimer Co. Foothills | — |
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| Cuscuta indecora Choisy | J. H. Cowen 4225 | 22 Jul 1893 | United States of America | Colorado | R.R. | — |
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| Myriopteris fendleri (Hook.) E.Fourn. | J. H. Cowen 3973 | 23 Jul 1893 | United States of America | Colorado | Horsetooth Mt. | — |
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| Asclepias engelmanniana Woodson | J. H. Cowen s.n. | 24 Jul 1893 | United States of America | Colorado | Larimer Co. | — |
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| Fraxinus pennsylvanica var. campestris (Britton) F.C.Gates | J. H. Cowen s.n. | 25 Jul 1893 | United States of America | Colorado | Larimer Co. College Farm | — |
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| Physalis hederifolia var. comata (Rydb.) Waterf. | J. H. Cowen s.n. | 02 Sep 1893 | United States of America | Colorado | Along Poudre. | — |
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| Setaria viridis (L.) P.Beauv. | J. H. Cowen 3382 | 03 Sep 1893 | United States of America | Colorado | Larimer Co. Fort Collins. College… | — |
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| Cymopterus alpinus A.Gray | J. H. Cowen s.n. | 05 Jul 1894 | United States of America | Colorado | Above timber west Cameron Pass | — |
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| Chrysothamnus nauseosus subsp. graveolens (Nutt.) Piper | J. H. Cowen s.n. | 14 Apr 1895 | United States of America | Colorado | Larimer Co. Foothills. | — |
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