Displaying 2801 - 2875 out of 2994 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Sphaeromeria argentea Nutt. | R. C. Rollins 2333 | 20 Jun 1938 | United States of America | Wyoming | Uinta Co. Exposed stony flat,… | — |
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| Sphaeromeria argentea Nutt. | R. C. Rollins 1774 | 21 Jun 1937 | United States of America | Wyoming | Uinta Co. Near Lyman | — |
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| Sphaeromeria argentea Nutt. | R. C. Rollins 1174 | 11 Jun 1936 | United States of America | Wyoming | Uinta Co. Near Lyman | — |
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| Stenotus acaulis (Nutt.) Nutt. | R. C. Rollins 1628 | 10 Jun 1937 | United States of America | Wyoming | Uinta Co. Near Lyman | — |
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| Stenotus armerioides Nutt. var. armerioides | R. C. Rollins 1787 | 22 Jun 1937 | United States of America | Wyoming | Uinta Co. Heavy soil on… | — |
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| Eriogonum arcuatum Greene var. arcuatum | R. C. Rollins 1926 | 12 Aug 1937 | United States of America | Colorado | Mesa Co. on the Uncompahgre… | — |
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| Eriogonum arcuatum var. xanthum (Small) Reveal | R. C. Rollins 1267 | 28 Jun 1936 | United States of America | Colorado | Huerfano Co. Slopes of Mt… | — |
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| Eriogonum brevicaule Nutt. var. brevicaule | R. C. Rollins 1890 | 04 Aug 1937 | United States of America | Colorado | Eagle Co. Limy outcropping between… | — |
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| Senecio amplectens var. holmii (Greene) H.D.Harr. | R. C. Rollins 1443 | 26 Jul 1936 | United States of America | Colorado | Gunnison Co. 1 mile north… | — |
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| Eriogonum cernuum Nutt. var. cernuum | R. C. Rollins 1891 | 05 Aug 1937 | United States of America | Colorado | Mesa Co. 15 miles northeast… | — |
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| Senecio atratus Greene | R. C. Rollins 1256 | 28 Jun 1936 | United States of America | Colorado | Huerfano Co. Huerfano River 15… | — |
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| Senecio atratus Greene | R. C. Rollins 1496 | 07 Aug 1936 | United States of America | Colorado | Mineral Co. 1 mile northeast… | — |
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| Senecio crassulus A.Gray | R. C. Rollins 1382 | 13 Jul 1936 | United States of America | Colorado | Chaffee Co. Mountain side, near… | — |
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| Holodiscus discolor var. microphyllus (Rydb.) Jeps. | R. C. Rollins 1163 | 10 Jun 1936 | United States of America | Idaho | Twin Falls Co. Crevices of… | — |
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| Potentilla diversifolia Lehm. | R. C. Rollins 883 | 25 Jun 1935 | United States of America | Wyoming | Albany Co. Bare knoll 1/2… | — |
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| Senecio eremophilus var. kingii Greenm. | R. C. Rollins 1571 | 26 Aug 1936 | United States of America | Colorado | San Miguel Co. near Ophir | — |
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| Arabis microphylla Nutt. | R. C. Rollins 51266 | 31 Jul 1951 | United States of America | Wyoming | Park Co. Near Clarks Fork… | — |
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| Melampodium leucanthum Torr. & A.Gray | R. C. Rollins 1830 | 07 Jul 1937 | United States of America | Colorado | Las Animas Co. near Alcreek,… | — |
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| Senecio integerrimus var. exaltatus (Nutt.) Cronquist | R. C. Rollins 970 | 07 Jul 1935 | United States of America | Wyoming | Albany Co. Hillside above the… | — |
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| Senecio integerrimus Nutt. var. integerrimus | R. C. Rollins 921 | 30 Jun 1935 | United States of America | Wyoming | Albany Co. Along the Little… | — |
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| Senecio longilobus Benth. | R. C. Rollins 6114 | 22 Apr 1961 | United States of America | Texas | Brewster Co. Maravillas Creek, 3… | — |
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| Senecio longilobus Benth. | R. C. Rollins 1831 | 07 Jul 1937 | United States of America | Colorado | Las Animas Co. open rocky… | — |
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| Salvia farinacea Benth. | R. C. Rollins 5394 | 13 Apr 1953 | United States of America | Texas | Comal Co. Three miles SE… | — |
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| Eriogonum heracleoides Nutt. var. heracleoides | R. C. Rollins 1111 | 08 Jun 1936 | United States of America | Idaho | Nez Perce Co. Steep north-facing… | — |
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| Senecio soldanella A.Gray | R. C. Rollins 51142 | 16 Jul 1951 | United States of America | Colorado | San Juan Co. Southeast slope… | — |
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| Salvia texana (Scheele) Torr. | R. C. Rollins 5369 | 11 Apr 1953 | United States of America | Texas | Guadalupe Co. along Cibolo Creek | — |
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| Eriogonum inflatum Torr. & Frém. | R. C. Rollins 1905 | 09 Aug 1937 | United States of America | Colorado | Mesa Co. 2 miles northwest… | — |
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| Eriogonum jamesii Benth. var. jamesii | R. C. Rollins 1527 | 15 Aug 1936 | United States of America | Colorado | La Plata Co. Dry bank… | — |
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| Eriogonum lachnogynum Torr. ex Benth. | R. C. Rollins 1871 | 14 Jul 1937 | United States of America | Colorado | Las Animas Co. 20 miles… | — |
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| Scutellaria brittonii Porter | R. C. Rollins 1802 | 03 Jul 1937 | United States of America | Colorado | Las Animas Co. 2 miles… | — |
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| Scutellaria brittonii Porter | R. C. Rollins 1201 | 22 Jun 1936 | United States of America | Colorado | El Paso Co. on eastern… | — |
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| Eriogonum lonchophyllum Torr. & A.Gray | R. C. Rollins 1961 | 26 Aug 1937 | United States of America | Colorado | Montrose Co. On Poison Mesa,… | — |
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| Eriogonum lonchophyllum Torr. & A.Gray | R. C. Rollins 1961a | 26 Aug 1937 | United States of America | Colorado | Delta Co. Dry hillside near… | — |
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| Eriogonum lonchophyllum Torr. & A.Gray | R. C. Rollins 1860 | 13 Jul 1937 | United States of America | Colorado | Las Animas Co. Frijoli Hill,… | — |
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| Eriogonum lonchophyllum Torr. & A.Gray | R. C. Rollins 1540 | 16 Aug 1936 | United States of America | Colorado | Archuleta Co. headwaters of Coyote… | — |
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| Packera cana (Hook.) W.A.Weber & Á.Löve | R. C. Rollins 1048 | 23 Jul 1935 | United States of America | Wyoming | Albany Co. Hillside near the… | — |
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| Packera cana (Hook.) W.A.Weber & Á.Löve | R. C. Rollins 1006 | 14 Jul 1935 | United States of America | Wyoming | Albany Co. 1/2 mile above… | — |
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| Packera fendleri (A.Gray) W.A.Weber & Á.Löve | R. C. Rollins 909 | 30 Jun 1935 | United States of America | Wyoming | Albany Co. in the Centennial… | — |
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| Packera fendleri (A.Gray) W.A.Weber & Á.Löve | R. C. Rollins 1196 | 21 Jun 1936 | United States of America | Colorado | Arapahoe Co. Roadside near Larkspur | — |
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| Packera fendleri (A.Gray) W.A.Weber & Á.Löve | R. C. Rollins 1183 | 21 Jun 1936 | United States of America | Colorado | El Paso Co. near Palmer… | — |
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| Packera tridenticulata (Rydb.) W.A.Weber & Á.Löve | R. C. Rollins 1237 | 24 Jun 1936 | United States of America | Colorado | Custer Co. North Hardscrabble Creek | — |
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| Packera werneriifolia (A.Gray) W.A.Weber & Á.Löve | R. C. Rollins 51157 | 16 Jul 1951 | United States of America | Colorado | Hinsdale Co. Southeastern slope of… | — |
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| Packera werneriifolia (A.Gray) W.A.Weber & Á.Löve | R. C. Rollins 51126 | 15 Jul 1951 | United States of America | Colorado | Hinsdale Co. south slope of… | — |
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| Pyrrocoma crocea (A.Gray) Greene | R. C. Rollins 1548 | 18 Aug 1936 | United States of America | Colorado | Archuleta Co. Dry slope near… | — |
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| Eriogonum microthecum var. simpsonii (Benth.) Reveal | R. C. Rollins 1532 | 15 Aug 1936 | United States of America | Colorado | Archuleta Co. Near Spring Creek,… | — |
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| Parthenium confertum A.Gray | R. C. Rollins 9019 | 07 Apr 1990 | United States of America | Texas | Karnes Co. Off U.S. Hwy.… | — |
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| Parthenium hysterophorus L. | R. C. Rollins 5356 | 09 Apr 1953 | United States of America | Texas | Calhoun Co. oil field, near… | — |
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| Teucrium laciniatum Torr. | R. C. Rollins 1823 | 06 Jul 1937 | United States of America | Colorado | Las Animas Co. Dry roadside… | — |
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| Ratibida columnifera (Nutt.) Wooton & Standl. | R. C. Rollins 557 | 23 Jun 1934 | United States of America | Wyoming | Sheridan Co. Hillsides east of… | — |
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| Pectis angustifolia Torr. var. angustifolia | R. C. Rollins 1873 | 24 Jul 1937 | United States of America | Colorado | Otero Co. 15 miles northeast… | — |
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| Eriogonum pauciflorum var. pauciflorum | R. C. Rollins 559 | 23 Jun 1934 | United States of America | Wyoming | Sheridan Co. East of Sheridan. | — |
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| Eriogonum racemosum Nutt. | R. C. Rollins 1923 | 12 Aug 1937 | United States of America | Colorado | Mesa Co. Northeastern edge of… | — |
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| Eriogonum racemosum Nutt. | R. C. Rollins 1337 | 08 Jul 1936 | United States of America | Colorado | Saguache Co. Near Flying M… | — |
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| Eriogonum tenellum var. tenellum | R. C. Rollins 1869 | 19 Jul 1937 | United States of America | Colorado | Otero Co. Rocky crevices near… | — |
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| Physaria acutifolia Rydb. | R. C. Rollins 8666 | 19 Jun 1986 | United States of America | Wyoming | Uinta Co. County Road 290,… | — |
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| Physaria nelsonii O'Kane & Al-Shehbaz | R. C. Rollins 1681 | 14 Jun 1937 | United States of America | Wyoming | Uinta Co. Exposed Rocky knoll… | — |
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| Physaria subumbellata (Rollins) O'Kane & Al-Shehbaz | R. C. Rollins 5119 | 26 Jun 1951 | United States of America | Utah | Uintah Co. 18 miles E… | — |
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| Lesquerella subumbellata Rollins | R. C. Rollins 1758 | 17 Jun 1937 | United States of America | Utah | Uintah Co. Foothills of the… | isotype |
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| Physaria rectipes (Wooton & Standl.) O'Kane & Al-Shehbaz subsp. rectipes | R. C. Rollins 83122 | 23 Jun 1983 | United States of America | Utah | Carbon Co. 1 mi N… | — |
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| Physaria subumbellata (Rollins) O'Kane & Al-Shehbaz | R. C. Rollins 8652 | 19 Jun 1986 | United States of America | Utah | Uintah Co. 1/4 mi SW… | — |
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| Physaria subumbellata (Rollins) O'Kane & Al-Shehbaz | R. C. Rollins 81349 | 19 Jun 1981 | United States of America | Utah | Uintah Co. 1 mi west… | — |
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| Physaria subumbellata (Rollins) O'Kane & Al-Shehbaz | R. C. Rollins 83113 | 23 Jun 1983 | United States of America | Utah | Duchesne Co. Off U.S. Hwy.… | — |
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| Physaria subumbellata (Rollins) O'Kane & Al-Shehbaz | R. C. Rollins 79139 | 02 Jun 1979 | United States of America | Utah | Uintah Co. Off Utah Hwy.… | — |
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| Physaria subumbellata (Rollins) O'Kane & Al-Shehbaz | R. C. Rollins 81348 | 19 Jun 1981 | United States of America | Utah | Uintah Co. 17 mi north… | — |
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| Physaria parvula (Greene) O'Kane & Al-Shehbaz | R. C. Rollins 1684 | 14 Jun 1937 | United States of America | Wyoming | Uinta Co. Near Forks River,… | — |
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| Physaria parvula (Greene) O'Kane & Al-Shehbaz | R. C. Rollins 8674 | 20 Jun 1986 | United States of America | Wyoming | Uinta Co. North side of… | — |
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| Physaria parvula (Greene) O'Kane & Al-Shehbaz | R. C. Rollins 8667 | 19 Jun 1986 | United States of America | Utah | Uintah Co. Near County Road… | — |
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| Physaria parvula (Greene) O'Kane & Al-Shehbaz | R. C. Rollins 8664 | 19 Jun 1986 | United States of America | Utah | Daggett Co. 2-1/4 mi northwest… | — |
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| Physaria parvula (Greene) O'Kane & Al-Shehbaz | R. C. Rollins 8673 | 20 Jun 1986 | United States of America | Wyoming | Uinta Co. Summit of Hickey… | — |
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| Physaria parvula (Greene) O'Kane & Al-Shehbaz | R. C. Rollins 79145 | 02 Jun 1979 | United States of America | Utah | Daggett Co. 10.5 mi. S… | — |
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| Physaria parvula (Greene) O'Kane & Al-Shehbaz | R. C. Rollins 8665 | 19 Jun 1986 | United States of America | Utah | Daggett Co. 2-1/4 mi NW… | — |
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| Physaria parvula (Greene) O'Kane & Al-Shehbaz | R. C. Rollins 8659 | 19 Jun 1986 | United States of America | Utah | Daggett Co. Rocky ridge above… | — |
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| Physaria parvula (Greene) O'Kane & Al-Shehbaz | R. C. Rollins 8662 | 19 Jun 1986 | United States of America | Utah | Daggett Co. Near State Hwy.… | — |
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| Leavenworthia exigua Rollins | R. C. Rollins 5535 | 03 Apr 1955 | United States of America | Tennessee | Bedford Co. 1 mile north… | isotype |
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| Leavenworthia exigua var. lutea Rollins | R. C. Rollins 5643 | 03 Apr 1956 | United States of America | Alabama | Jefferson Co. 1 mile northeast… | isotype |
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