Displaying 1 - 75 out of 345 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | ||
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | Collector unknown s.n. | 1834 | United States of America | Colorado | — | 3090845 |
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| Silphium asteriscus L. var. asteriscus | T. C. Porter s.n. | 30 Aug 1850 | United States of America | Pennsylvania | Franklin Co. prope Mercersburg | — | 3090622 |
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | L. R. Gibbes s.n. | Jun 1851 | United States of America | South Carolina | Charleston Neck | — | 3090855 |
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| Silphium asteriscus var. asperrimum | F. J. Lindheimer s.n. | 1852 | United States of America | Texas | — | 3090748 |
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| Silphium asteriscus var. asperrimum | C. Wright 1408 | 1852 | United States of America | New Mexico | — | 3090747 |
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | L. R. Gibbes s.n. | 20 May 1859 | United States of America | South Carolina | Summerville | — | 3090794 |
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| Silphium asteriscus var. trifoliatum (L.) Clevinger | Brewer s.n. | 1 Aug 1859 | United States of America | Pennsylvania | Washington | — | 3090889 |
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| Silphium asteriscus var. trifoliatum (L.) Clevinger | A. P. Garber s.n. | 1868 | United States of America | Pennsylvania | Lancaster Co. banks of the… | — | 3047358 |
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| Silphium asteriscus var. asperrimum | T. F. Allen s.n. | Jun 1870 | United States of America | — | on Lookout Mt., Tenn. and… | — | 3090697 |
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| Silphium asteriscus var. asperrimum | T. F. Allen s.n. | Jun 1870 | United States of America | — | on Lookout Mt., Tenn. and… | — | 3090765 |
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| Silphium asteriscus var. asperrimum | W. M. Canby s.n. | Jul 1871 | United States of America | — | Plains of Kanzas | — | 3090753 |
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| Silphium asteriscus var. trifoliatum (L.) Clevinger | W. M. Canby s.n. | Jul 1871 | United States of America | Missouri | South Western Missouri | — | 3090888 |
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| Silphium asteriscus var. asperrimum | E. Hall 322 | 30 Jun 1872 | United States of America | Texas | Dallas Co. | — | 3090754 |
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| Silphium asteriscus var. trifoliatum (L.) Clevinger | J. W. Chickering Jr. s.n. | 02 Oct 1873 | United States of America | District of Columbia | Washington D.C. In viciniis Washington… | — | 3090898 |
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| Silphium asteriscus L. var. asteriscus | H. Shriver s.n. | 1874 | United States of America | Virginia | Wythe Co. | — | 3090650 |
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| Silphium asteriscus var. asperrimum | E. Palmer 599 | 12 Oct 1879 - 19 Oct 1879 | United States of America | Texas | Williamson Co. | — | 3090759 |
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| Silphium asteriscus var. trifoliatum (L.) Clevinger | J. K. Small s.n. | 6 Jul 1892 | United States of America | Virginia | Smyth Co. Middle Holston Valley.… | — | 3047350 |
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| Silphium asteriscus var. trifoliatum (L.) Clevinger | A. Brown | 22 Jul 1892 | United States of America | — | Wh. Suffolk St. | — | 3047363 |
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | J. K. Small s.n. | 11 Jul 1893 | United States of America | Georgia | Gwinnett Co. Yellow River Valley.… | — | 3090807 |
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | J. K. Small 323 | 11 Jul 1893 | United States of America | Georgia | Gwinnett Co. Collected on the… | — | 3090808 |
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| Silphium asteriscus var. asperrimum | A. A. Heller 1895 | 19 Jun 1894 - 26 Jun 1894 | United States of America | Texas | Kerr Co. about Kerrville | — | 3090680 |
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| Silphium asteriscus L. | J. K. Small s.n. | 18 Aug 1894 - 27 Aug 1894 | United States of America | North Carolina | Rowan Co. Collected on Dunn's… | — | 3090614 |
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| Silphium asteriscus L. var. asteriscus | J. K. Small s.n. | 18 Aug 1894 - 27 Aug 1894 | United States of America | North Carolina | Rowan Co. Dunn's Mountain | — | 3090618 |
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| Silphium asteriscus var. trifoliatum (L.) Clevinger | J. K. Small s.n. | 18 Aug 1894 - 27 Aug 1894 | United States of America | North Carolina | Rowan Co. on Dunn's Mountain | — | 3047329 |
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | J. K. Small s.n. | 9 Sep 1894 | United States of America | Georgia | Gwinnett Co. Yellow River Valley,… | — | 3090797 |
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | J. K. Small s.n. | 9 Sep 1894 | United States of America | Georgia | Gwinnett Co. Yellow River Valley.… | — | 3090803 |
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | J. K. Small s.n. | 27 Jun 1895 - 1 Jul 1895 | United States of America | Georgia | Richmond Co. About Augusta | — | 3090799 |
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | J. K. Small s.n. | 9 Jul 1895 - 12 Jul 1895 | United States of America | Georgia | Dougherty Co. Along the Flint… | — | 3090837 |
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| Silphium asteriscus var. asperrimum | J. K. Small s.n. | Jul 1896 | United States of America | North Carolina | Mecklenburg Co. Near Charlotte | — | 3090712 |
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| Silphium asteriscus var. asperrimum | J. K. Small s.n. | Jul 1896 | United States of America | North Carolina | Mecklenburg Co. Woods near Charlotte | — | 3090740 |
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| Silphium asteriscus L. var. asteriscus | A. Ruth 22 | Aug 1896 | United States of America | Tennessee | Knox Co. Grove near Knoxville | — | 3090641 |
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| Silphium asteriscus var. asperrimum | S. W. Stanfield s.n. | Aug 1897 | United States of America | Texas | Hays Co. San Marcos and… | — | 3090749 |
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| Silphium asteriscus L. var. asteriscus | A. Ruth 4020 | Sep 1897 | United States of America | Tennessee | Knox Co. Knoxville | — | 3090657 |
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| Silphium asteriscus var. asperrimum | S. W. Stanfield s.n. | Summer 1897 | United States of America | Texas | Hays Co. San Marcos and… | — | 3090750 |
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| Silphium asteriscus L. var. asteriscus | H. Eggert s.n. | 8 Jul 1898 | United States of America | Alabama | DeKalb Co. Along G.S.A. railroad.… | — | 3090670 |
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| Silphium asteriscus L. var. asteriscus | G. V. Nash s.n. | 12 Sep 1898 | United States of America | New York | Bronx Co. New York Botanical… | — | 3090623 |
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| Silphium asteriscus var. trifoliatum (L.) Clevinger | H. D. House 470 | 05 Sep 1904 | United States of America | Maryland | Montgomery Co. Forest Glen | — | 3047328 |
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| Silphium asteriscus var. trifoliatum (L.) Clevinger | H. D. House 1389 | 16 Aug 1905 | United States of America | District of Columbia | near Naval Observatory | — | 3047333 |
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| Silphium asteriscus var. asperrimum | R. C. Schneider 28865 | 30 Jun 1908 | United States of America | New York | Bronx Co. New York Botanical… | — | 3090744 |
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| Silphium asteriscus var. trifoliatum (L.) Clevinger | F. W. Hunnewell 2915 | 04 Jul 1914 - 06 Jul 1914 | United States of America | West Virginia | Greenbrier Co. | — | 3090892 |
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| Silphium asteriscus var. asperrimum | E. J. Palmer 8048 | 18 Jun 1915 | United States of America | Arkansas | Hempstead Co. | — | 3090696 |
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| Silphium asteriscus var. asperrimum | E. J. Palmer 8237 | 10 Jul 1915 | United States of America | Arkansas | Washington Co. | — | 3090693 |
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| Silphium asteriscus var. asperrimum | J. K. Small 11830 | 3 Jul 1916 | United States of America | Oklahoma | Comanche Co. Ft. Sill | — | 3090755 |
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| Silphium asteriscus var. asperrimum | J. T. Buchholz s.n. | 26 Jun 1923 | United States of America | Arkansas | Washington Co. Along Fayetteville-Goshen highway | — | 3090701 |
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| Silphium asteriscus var. asperrimum | J. T. Buchholz s.n. | 26 Jun 1923 | United States of America | Arkansas | Washington Co. Fayetteville-Goshen highway | — | 3090702 |
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| Silphium asteriscus var. asperrimum | C. A. Hollick s.n. | 11 Jul 1923 | United States of America | New York | Meadow, rear of Museum, Botanical… | — | 3090737 |
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| Silphium asteriscus var. asperrimum | C. A. Hollick s.n. | 11 Jul 1923 | United States of America | New York | Meadow, rear of Museum, Botanical… | — | 3090738 |
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| Silphium asteriscus var. simpsonii (Greene) Clevinger | J. K. Small 11727 | 7 Apr 1925 | United States of America | Mississippi | Oak woods near Pascagoula. | — | 03090859 |
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| Silphium asteriscus var. asperrimum | C. Morgan s.n. | 07 Jul 1927 | United States of America | Texas | Travis Co. | — | 3090681 |
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| Silphium asteriscus var. asperrimum | W. H. Welch 1116 | 30 Jun 1934 | United States of America | Arkansas | Logan Co. Mt. Magazine, Ozark… | — | 3090674 |
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| Silphium asteriscus var. asperrimum | W. H. Welch 1210 | 30 Jun 1934 | United States of America | Arkansas | Mt. Magazine, Ozark Mts. | — | 3090713 |
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| Silphium asteriscus var. confertifolium (Small) Clevinger | R. M. Harper s.n. | 30 Jul 1936 | United States of America | Alabama | Hale Co. About .5 mile… | — | 3090774 |
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| Silphium asteriscus var. asperrimum | I. Satterfield 16 | 23 Jun 1939 | United States of America | Texas | Montague Co. 1 1/2 mi.… | — | 3090760 |
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| Silphium asteriscus var. asperrimum | B. C. Tharp s.n. | 01 Aug 1941 | United States of America | Texas | Travis Co. Colorado River | — | 3090683 |
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| Silphium asteriscus var. trifoliatum (L.) Clevinger | A. Cronquist 3993 | 05 Aug 1945 | United States of America | Ohio | Highland Co. Open roadside; intersection… | — | 3090899 |
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| Silphium asteriscus var. asperrimum | L. D. Smith 704 | 17 Jun 1947 | United States of America | Texas | McLennan Co. North flat creek | — | 3090758 |
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| Silphium asteriscus var. asperrimum | A. Cronquist 5277 | 03 Jun 1948 | United States of America | Georgia | Walker Co. E. edge of… | — | 3090698 |
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | A. Cronquist 5325 | 13 Jun 1948 | United States of America | Georgia | Rockdale Co. at SW. side… | — | 3090780 |
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | A. Cronquist 5467 | 07 Jul 1948 | United States of America | Georgia | Grady Co. near limestone sink,… | — | 3090841 |
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | A. Cronquist 5523 | 18 Jul 1948 | United States of America | Georgia | Taylor Co. 2 mi. W.… | — | 3090849 |
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| Silphium asteriscus L. var. asteriscus | A. Cronquist 5570 | 27 Jul 1948 | United States of America | Georgia | Douglas Co. acid bog meadow… | — | 3090637 |
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| Silphium asteriscus var. asperrimum | R. S. Cowan | 28 Aug 1949 | United States of America | New York | Bronx Co. New York Botanical… | — | 3090741 |
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| Silphium asteriscus var. asperrimum | D. Demarée 30877 | 23 Jun 1951 | United States of America | Arkansas | Marion Co. Bull Shoals Dam… | — | 3090734 |
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| Silphium asteriscus var. asperrimum | D. Demarée 33311 | 11 Jun 1953 | United States of America | Mississippi | Harrison Co. | — | 3090692 |
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| Silphium asteriscus var. simpsonii (Greene) Clevinger | D. Demarée 35746 | 18 Jul 1954 | United States of America | Mississippi | George Co. Benndale, University of… | — | 3090866 |
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| Silphium asteriscus var. dentatum (Elliott) Chapm. | A. E. Radford 26129 | 30 Jun 1957 | United States of America | South Carolina | McCormick Co. Near SC. 81,… | — | 3090792 |
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| Silphium asteriscus var. asperrimum | P. A. Fryxell 2399 | 18 May 1974 | United States of America | Texas | Grimes Co. 1 mi E… | — | 3090751 |
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| Silphium asteriscus L. | R. Kral 58332 | 21 Jun 1976 | United States of America | Arkansas | Pope Co. ca. 4 mi.… | — | 3090606 |
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| Silphium asteriscus L. | R. Kral 58332 | 21 Jun 1976 | United States of America | Arkansas | Pope Co. ca. 4 mi.… | — | 3090605 |
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| Silphium asteriscus var. simpsonii (Greene) Clevinger | R. Kral 59321 | 05 Oct 1976 | United States of America | Florida | Gadsden Co. S. side Chattahoochee | — | 3090862 |
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| Silphium asteriscus var. asperrimum | P. A. Fryxell 3183 | 11 May 1980 | United States of America | Texas | Brazos Co. ca. 5 miles… | — | 3090761 |
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| Silphium asteriscus var. asperrimum | P. A. Fryxell 3750 | 31 May 1982 | United States of America | Texas | Fayette Co. on FM 954,… | — | 3090762 |
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| Silphium asteriscus L. | J. B. Nelson 2710 | 02 Aug 1983 | United States of America | Florida | Gadsden Co. About .25 mi… | — | 3090607 |
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| Silphium asteriscus var. asperrimum | B. Ertter 5474 | 01 Jul 1984 | United States of America | Texas | Kendall Co. Edge Falls S… | — | 3090756 |
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| Silphium asteriscus var. asperrimum | R. D. Thomas 111437 | 21 Jul 1989 | United States of America | Arkansas | Union Co. Beside Quinn Road… | — | 3090718 |
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