Displaying 2026 - 2100 out of 2338 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Pseudoroegneria spicata f. inermis (Scribn. & J.G.Sm.) Barkworth | A. H. Holmgren 3524 | 29 Jun 1944 | United States of America | Utah | Carbon Co. Dry gravelly north… | — |
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| Setaria macrostachya Kunth | A. H. Holmgren 15629 | 11 May 1971 | United States of America | Arizona | Coconino Co. Grand Canyon, Deer… | — |
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| Sorghastrum nutans (L.) Nash | A. H. Holmgren 3783 | 05 Sep 1944 | United States of America | Utah | San Juan Co. Head of… | — |
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| Spartina gracilis Trin. | A. H. Holmgren 9460 | 23 Jun 1953 | United States of America | Wyoming | Uinta Co. Bridger Formation, Eocene… | — |
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| Tripsacum dactyloides var. dactyloides | A. H. Holmgren 14449 | 02 Jul 1964 | United States of America | North Carolina | Chatham Co. Old Lystra Church… | — |
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| Trisetum spicatum (L.) K.Richt. | A. H. Holmgren 9561 | 12 Jul 1953 | United States of America | Idaho | Idaho Co. Pinus - Pseudotsuga… | — |
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| Vulpia octoflora (Walter) Rydb. | A. H. Holmgren 16050 | 09 Jun 1975 | United States of America | Utah | Kane Co. In mountain shrub,… | — |
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| Ionactis alpina (Nutt.) Greene | A. H. Holmgren 10555 | 14 Jun 1954 | United States of America | Nevada | Eureka Co. Rocky summit between… | — |
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| Achillea millefolium L. | A. H. Holmgren 1015 | 09 Jun 1941 | United States of America | Nevada | Elko Co. along Humboldt River,… | — |
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| Antennaria media Greene | A. H. Holmgren 7166 | 01 Sep 1947 | United States of America | Utah | Daggett Co. Frequent, rocky slopes… | — |
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| Antennaria microphylla Rydb. | A. H. Holmgren 1231 | 24 Jun 1941 | United States of America | Nevada | Elko Co. N. end Ruby… | — |
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| Antennaria parvifolia Nutt. | A. H. Holmgren 10637 | 06 Jul 1954 | United States of America | Utah | San Juan Co. In shade… | — |
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| Antennaria parvifolia Nutt. | A. H. Holmgren 7164 | 01 Sep 1947 | United States of America | Utah | Daggett Co. Rocky slopes above… | — |
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| Antennaria parvifolia Nutt. | A. H. Holmgren 7032 | 12 Jul 1947 | United States of America | Utah | Duchesne Co. In Lodgepole pine… | — |
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| Artemisia arbuscula Nutt. | A. H. Holmgren 1966 | 29 Aug 1941 | United States of America | Nevada | Elko Co. 3 mi. N.W.… | — |
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| Artemisia biennis Willd. | A. H. Holmgren 2017 | 12 Sep 1941 | United States of America | Nevada | Elko Co. Sunny Hill Farm,… | — |
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| Artemisia bigelovii A.Gray | A. H. Holmgren 16299 | 25 Aug 1976 | United States of America | Utah | San Juan Co. 14 mi.… | — |
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| Artemisia bigelovii A.Gray | A. H. Holmgren 16376 | 21 Sep 1976 | United States of America | Utah | San Juan Co. Lavender Mesa,… | — |
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| Antennaria rosea subsp. arida (E.E.Nelson) R.J.Bayer | A. H. Holmgren 3501 | 29 Jun 1944 | United States of America | Utah | Carbon Co. Crandall Canyon, above… | — |
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| Antennaria rosea subsp. confinis (Greene) R.J.Bayer | A. H. Holmgren 16553 | 14 Jun 1978 | United States of America | Idaho | Caribou Co. Gray’s Range, rocky… | — |
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| Artemisia campestris subsp. pacifica (Nutt.) H.M.Hall & Clem. | A. H. Holmgren 3802 | 08 Sep 1944 | United States of America | Utah | San Juan Co. Monument Valley.… | — |
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| Antennaria rosea subsp. confinis (Greene) R.J.Bayer | A. H. Holmgren 3527 | 29 Jun 1944 | United States of America | Utah | Carbon Co. Crandall Canyon, above… | — |
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| Antennaria rosea subsp. confinis (Greene) R.J.Bayer | A. H. Holmgren 16476 | 18 Jun 1977 | United States of America | Utah | Juab Co. Deep Creek Mountains;… | — |
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| Antennaria rosea subsp. pulvinata (Greene) R.J.Bayer | A. H. Holmgren 10638 | 06 Jul 1954 | United States of America | Utah | San Juan Co. In shade… | — |
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| Antennaria stenophylla (A.Gray) A.Gray | A. H. Holmgren 872 | 26 May 1941 | United States of America | Nevada | Elko Co. Elko Mts., 6… | — |
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| Antennaria umbrinella Rydb. | A. H. Holmgren 16125 | 16 Aug 1976 | United States of America | Wyoming | Fremont Co. | — |
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| Artemisia frigida Willd. | A. H. Holmgren 16298 | 25 Aug 1976 | United States of America | Utah | San Juan Co. 14 mi.… | — |
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| Artemisia ludoviciana subsp. albula (Wooton) D.D.Keck | A. H. Holmgren 16338 | 21 Sep 1976 | United States of America | Utah | San Juan Co. Lavender Mesa,… | — |
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| Artemisia ludoviciana subsp. albula (Wooton) D.D.Keck | A. H. Holmgren 3805 | 09 Sep 1944 | United States of America | Utah | San Juan Co. Sand dune,… | — |
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| Artemisia ludoviciana subsp. albula (Wooton) D.D.Keck | A. H. Holmgren 3806 | 05 Sep 1944 | United States of America | Utah | San Juan Co. Calf Canyon,… | — |
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| Artemisia ludoviciana subsp. candicans (Rydb.) D.D.Keck | A. H. Holmgren 1959 | 29 Aug 1941 | United States of America | Nevada | Elko Co. Headwaters of Jack… | — |
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| Anthemis cotula L. | A. H. Holmgren 1905 | 24 Aug 1941 | United States of America | Idaho | Owyhee Co. Devil's Creek on… | — |
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| Artemisia ludoviciana Nutt. subsp. ludoviciana | A. H. Holmgren 2033 | 16 Sep 1941 | United States of America | Nevada | Elko Co. Ditchbank, Clover Experiment… | — |
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| Platyschkuhria integrifolia (A.Gray) Rydb. | A. H. Holmgren 3301 | 15 Jun 1944 | United States of America | Utah | Grand Co. North slopes. Desert… | — |
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| Brickellia longifolia S.Watson | A. H. Holmgren 3782 | 05 Sep 1944 | United States of America | Utah | San Juan Co. Along wash,… | — |
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| Brickellia microphylla var. scabra A.Gray | A. H. Holmgren 16365 | 21 Sep 1976 | United States of America | Utah | San Juan Co. Lavender Mesa,… | — |
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| Brickellia microphylla var. scabra A.Gray | A. H. Holmgren 3787 | 05 Sep 1944 | United States of America | Utah | San Juan Co. Calf Canyon,… | — |
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| Brickellia microphylla var. watsonii (B.L.Rob.) S.L.Welsh | A. H. Holmgren 16492 | 07 Sep 1977 | United States of America | Utah | Juab Co. North end of… | — |
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| Brickellia microphylla var. watsonii (B.L.Rob.) S.L.Welsh | A. H. Holmgren 1971 | 31 Aug 1941 | United States of America | Nevada | Elko Co. ½ mi. S.… | — |
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| Brickellia oblongifolia var. linifolia (D.C. Eaton) B.L.Rob. | A. H. Holmgren 3390 | 19 Jun 1944 | United States of America | Utah | San Juan Co. White Mesa… | — |
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| Brickellia oblongifolia var. linifolia (D.C. Eaton) B.L.Rob. | A. H. Holmgren 14186 | 23 Jun 1962 | United States of America | Utah | Daggett Co. Gravelly south-facing slope… | — |
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| Chaenactis cusickii A.Gray | A. H. Holmgren 2204 | 13 May 1943 | United States of America | Oregon | Malheur Co. Sucker Greek, 30… | — |
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| Chaenactis douglasii var. montana M.E.Jones | A. H. Holmgren 16555 | 14 Jun 1978 | United States of America | Idaho | Caribou Co. Gray’s Range, rocky… | — |
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| Chaenactis douglasii var. montana M.E.Jones | A. H. Holmgren 8177 | 22 Aug 1950 | United States of America | Utah | Box Elder Co. Near summit… | — |
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| Chaenactis stevioides Hook. & Arn. | A. H. Holmgren 3292 | 15 Jun 1944 | United States of America | Utah | Grand Co. Between Green River… | — |
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| Chaetopappa ericoides (Torr.) G.L.Nesom | A. H. Holmgren 3196 | 13 May 1944 | United States of America | Utah | San Juan Co. Cottonwood Wash,… | — |
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| Chaetopappa ericoides (Torr.) G.L.Nesom | A. H. Holmgren 3143 | 08 May 1944 | United States of America | Utah | San Juan Co. Vicinity of… | — |
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| Chaetopappa ericoides (Torr.) G.L.Nesom | A. H. Holmgren 15624 | 11 May 1971 | United States of America | Arizona | Coconino Co. Grand Canyon, divide… | — |
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| Chrysothamnus albidus (M.E.Jones ex A.Gray) Greene | A. H. Holmgren 10788 | 07 Aug 1954 | United States of America | Nevada | White Pine Co. North End… | — |
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| Chrysothamnus albidus (M.E.Jones ex A.Gray) Greene | A. H. Holmgren 1600 | 30 Jul 1941 | United States of America | Nevada | Elko Co. E. exposure, assoc,… | — |
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| Chrysothamnus depressus Nutt. | A. H. Holmgren 16318 | 08 Sep 1944 | United States of America | Utah | San Juan Co. 14.5 mi.… | — |
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| Chrysothamnus linifolius Greene | A. H. Holmgren 16309 | 25 Aug 1976 | United States of America | Utah | San Juan Co. Indian Creek… | — |
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| Chrysothamnus nauseosus subsp. graveolens (Nutt.) Piper | A. H. Holmgren 16150 | 17 Aug 1976 | United States of America | Wyoming | Fremont Co. (Plot GM-3) | — |
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| Chrysothamnus nauseosus subsp. graveolens (Nutt.) Piper | A. H. Holmgren 16368 | 21 Sep 1976 | United States of America | Utah | San Juan Co. Lavender Mesa,… | — |
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| Chrysothamnus nauseosus subsp. graveolens (Nutt.) Piper | A. H. Holmgren 16300 | 25 Aug 1976 | United States of America | Utah | San Juan Co. 14 mi.… | — |
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| Chrysothamnus nauseosus subsp. junceus (Greene) H.M.Hall & Clem. | A. H. Holmgren 16329 | 27 Aug 1976 | United States of America | Utah | Grand Co. Castle Valley road,… | — |
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| Chrysothamnus nauseosus subsp. leiospermus (A.Gray) H.M.Hall & Clem. | A. H. Holmgren 16360 | 21 Sep 1976 | United States of America | Utah | San Juan Co. Lavender Mesa,… | — |
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| Chrysothamnus nauseosus subsp. leiospermus (A.Gray) H.M.Hall & Clem. | A. H. Holmgren 16363 | 21 Sep 1976 | United States of America | Utah | San Juan Co. Lavender Mesa,… | — |
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| Chrysothamnus nauseosus subsp. leiospermus (A.Gray) H.M.Hall & Clem. | A. H. Holmgren 1597 | 30 Jul 1941 | United States of America | Nevada | Elko Co. S. exposure, S.… | — |
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| Chrysothamnus nauseosus (Pall.) Britton subsp. nauseosus | A. H. Holmgren 16594 | 01 Sep 1978 | United States of America | Wyoming | Lincoln Co. Open sagebrush slopes. | — |
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| Chrysothamnus parryi subsp. affinis (A.Nelson) L.C.Anderson | A. H. Holmgren 10751 | 04 Aug 1954 | United States of America | Nevada | White Pine Co. 4 miles… | — |
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| Chrysothamnus parryi subsp. howardii (Parry ex A.Gray) H.M.Hall & Clem. | A. H. Holmgren 7174 | 02 Sep 1947 | United States of America | Utah | Daggett Co. Dry rocky hillside… | — |
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| Chrysothamnus parryi subsp. nevadensis (A.Gray) H.M.Hall & Clem. | A. H. Holmgren 7053 | 25 Jul 1947 | United States of America | Utah | Utah Co. On open exposed… | — |
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| Chrysothamnus viscidiflorus (Hook.) Nutt. subsp. viscidiflorus | A. H. Holmgren 16336 | 21 Sep 1976 | United States of America | Utah | San Juan Co. Lavender Mesa,… | — |
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| Crepis acuminata Nutt. | A. H. Holmgren 9492 | 23 Jun 1953 | United States of America | Wyoming | Uinta Co. Bridger Formation, Eocene… | — |
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| Crepis acuminata Nutt. | A. H. Holmgren 2260 | 27 Jun 1943 | United States of America | Oregon | Harney Co. Range 3, Squaw… | — |
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| Crepis atribarba A.Heller | A. H. Holmgren 3517 | 29 Jun 1944 | United States of America | Utah | Carbon Co. Crandall Canyon, above… | — |
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| Crepis modocensis Greene | A. H. Holmgren 13128 | 13 Jun 1960 | United States of America | Utah | Box Elder Co. [Locality name… | — |
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| Crepis occidentalis Nutt. | A. H. Holmgren 9491 | 23 Jun 1953 | United States of America | Wyoming | Uinta Co. Middle Bridger Formation,… | — |
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| Crepis occidentalis Nutt. | A. H. Holmgren 3385 | 17 Jun 1944 | United States of America | Utah | San Juan Co. Baker Ranger… | — |
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| Crepis runcinata var. glauca (Nutt.) B.Boivin | A. H. Holmgren 14216 | 24 Jun 1962 | United States of America | Utah | Daggett Co. Section 7 in… | — |
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| Dyssodia pentachaeta var. belenidium (DC.) Strother | A. H. Holmgren 3261 | 20 May 1944 | United States of America | Utah | San Juan Co. Goose Necks… | — |
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| Erigeron caespitosus Nutt. | A. H. Holmgren 2087 | 29 Jul 1942 | United States of America | Montana | Garfield Co. Squaw Creek Divide. | — |
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| Erigeron pumilus var. concinnoides Cronquist | A. H. Holmgren 13129 | 13 Jun 1960 | United States of America | Utah | Box Elder Co. Southwest part… | — |
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| Erigeron pumilus var. concinnoides Cronquist | A. H. Holmgren 3377 | 17 Jun 1944 | United States of America | Utah | San Juan Co. Abajo Mt.,… | — |
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