Displaying 1 - 75 out of 919 Object(s)

Taxon Collector Date Country State/Province Locality Type Status Barcode
Dichanthelium polyanthes (Schult.) Mohlenbr. T. A. Williams 03 Jul 1898 United States of America District of Columbia Takoma Park — 1715146 Dichanthelium polyanthes (Schult.) Mohlenbr.
Dichanthelium polyanthes (Schult.) Mohlenbr. T. A. Williams 17 Jun 1899 United States of America District of Columbia Takoma Park — 1715141 Dichanthelium polyanthes (Schult.) Mohlenbr.
Dichanthelium polyanthes (Schult.) Mohlenbr. T. A. Williams 11 Jul 1899 United States of America District of Columbia Takoma Park — 1715144 Dichanthelium polyanthes (Schult.) Mohlenbr.
Melanopsichium austroamericanum (Speg.) Beck T. A. Williams s.n. Aug 1898 United States of America Wyoming Clear Creek — 3020795 Melanopsichium austroamericanum (Speg.) Beck
Carex debilis Michx. var. debilis T. A. Williams s.n. 18 May 1898 United States of America Maryland Montgomery Co. — 2781871 Carex debilis Michx. var. debilis
Puccinia brachypodii var. poae-nemoralis (G.H.Otth) Cummins & H.C.Greene T. A. Williams s.n. 24 Sep 1892 United States of America South Dakota Brookings Co. — 3001026 Puccinia brachypodii var. poae-nemoralis (G.H.Otth) Cummins & H.C.Greene
Puccinia caricina f. ribes DC. T. A. Williams s.n. 28 May 1894 United States of America South Dakota Brookings Co. — 3000794 Puccinia caricina f. ribes DC.
Puccinia caricina f. ribes DC. T. A. Williams s.n. 28 May 1894 United States of America South Dakota Brookings Co. — 3000796 Puccinia caricina f. ribes DC.
Puccinia caricina f. ribes DC. T. A. Williams s.n. 28 May 1894 United States of America South Dakota Brookings Co. — 3000798 Puccinia caricina f. ribes DC.
Puccinia balsamorhizae Peck T. A. Williams s.n. Aug 1898 United States of America Wyoming Big Horn Mts. — 3002446 Puccinia balsamorhizae Peck
Puccinia balsamorhizae Peck T. A. Williams s.n. Aug 1898 United States of America Wyoming Big Horn Mts. — 3002448 Puccinia balsamorhizae Peck
Puccinia balsamorhizae Peck T. A. Williams s.n. Aug 1898 United States of America Wyoming Big Horn Mts. — 3002450 Puccinia balsamorhizae Peck
Puccinia calcitrapae var. centaureae (DC.) Cummins T. A. Williams s.n. Aug 1898 United States of America Wyoming Big Horn Mts. — 3001764 Puccinia calcitrapae var. centaureae (DC.) Cummins
Puccinia calcitrapae var. centaureae (DC.) Cummins T. A. Williams s.n. Aug 1898 United States of America Wyoming Big Horn Mts. — 3001765 Puccinia calcitrapae var. centaureae (DC.) Cummins
Puccinia caricina f. other DC. T. A. Williams s.n. Aug 1898 United States of America Wyoming Big Horn Mts. — 3000394 Puccinia caricina f. other DC.
Puccinia caricina f. other DC. T. A. Williams s.n. Aug 1898 United States of America Wyoming Big Horn Mts. — 3000396 Puccinia caricina f. other DC.
Puccinia caricina f. other DC. T. A. Williams s.n. Aug 1898 United States of America Wyoming Big Horn Mts. — 3000397 Puccinia caricina f. other DC.
Puccinia caricina f. other DC. T. A. Williams s.n. Aug 1898 United States of America Montana Billings — 3000317 Puccinia caricina f. other DC.
Puccinia caricina f. other DC. T. A. Williams s.n. Aug 1898 United States of America Montana Billings — 3000318 Puccinia caricina f. other DC.
Puccinia caricina f. other DC. T. A. Williams s.n. Aug 1898 United States of America Montana Billings — 3000319 Puccinia caricina f. other DC.
Puccinia balsamorhizae Peck T. A. Williams s.n. Sep 1898 United States of America Montana Missoula — 3002371 Puccinia balsamorhizae Peck
Erigeron philadelphicus L. T. A. Williams Jul 1890 United States of America Nebraska Saunders Co. Ashland — 2093104 Erigeron philadelphicus L.
Parodiella perisporioides (Berk. & M.A.Curtis) Speg. T. A. Williams s.n. Aug 1898 United States of America Montana Billings — 2986192 Parodiella perisporioides (Berk. & M.A.Curtis) Speg.
Rubus enslenii Tratt. T. A. Williams s.n. 08 Jul 1899 United States of America District of Columbia Takoma Park — 2866394 Rubus enslenii Tratt.
Carex debilis Michx. var. debilis T. A. Williams s.n. 05 Jun 1898 United States of America District of Columbia Takoma — 2781844 Carex debilis Michx. var. debilis
Rosa lyonii Pursh T. A. Williams s.n. 04 Jun 1899 United States of America District of Columbia Rock Creek — 2856432 Rosa lyonii Pursh
Cyperus flavescens L. T. A. Williams s.n. Oct 1898 United States of America District of Columbia Mt. Pleasant — 2814380 Cyperus flavescens L.
Thymus serpyllum L. T. A. Williams 15 Jul 1900 United States of America District of Columbia Upper Marlboro, MD. — 3135566 Thymus serpyllum L.
Eupatorium hyssopifolium L. var. hyssopifolium T. A. Williams 07 Sep 1900 United States of America District of Columbia Lakoma Park, D.C. — 2834580 Eupatorium hyssopifolium L. var. hyssopifolium
Erigeron speciosus var. macranthus (Nutt.) Cronquist T. A. Williams 14 Aug 1898 United States of America Wyoming Big Horn Mountains; along North… — 2095693 Erigeron speciosus var. macranthus (Nutt.) Cronquist
Erigeron speciosus var. macranthus (Nutt.) Cronquist T. A. Williams 10 Aug 1898 United States of America Wyoming Johnson Co. North Fork of… — 2095664 Erigeron speciosus var. macranthus (Nutt.) Cronquist
Erigeron caespitosus Nutt. T. A. Williams 09 Aug 1898 United States of America Wyoming Big Horn Mountains; dry hills,… — 2078163 Erigeron caespitosus Nutt.
Pseudopeziza medicaginis (Lib.) Sacc. T. A. Williams 5175 22 Aug 1908 United States of America New Mexico Pecos. — 2974697 Pseudopeziza medicaginis (Lib.) Sacc.
Puccinia hieracii (Röhl.) Mart. T. A. Williams 6697 07 Jul 1911 United States of America New Mexico Chama. — 3404902 Puccinia hieracii (Röhl.) Mart.
Pseudopeziza medicaginis (Lib.) Sacc. T. A. Williams 8056 17 Aug 1911 United States of America New Mexico Cedar Hill. — 2974696 Pseudopeziza medicaginis (Lib.) Sacc.
Puccinia extensicola Plowr. T. A. Williams s.n. 08 Jul 1893 United States of America South Dakota Brookings. — 3400315 Puccinia extensicola Plowr.
Puccinia graminis Pers. T. A. Williams s.n. 07 Aug 1893 United States of America South Dakota Brookings. — 3402340 Puccinia graminis Pers.
Puccinia graminis Pers. T. A. Williams s.n. 07 Aug 1893 United States of America South Dakota Brookings. — 3402357 Puccinia graminis Pers.
Puccinia helianthi Schwein. T. A. Williams s.n. 18 Sep 1894 United States of America South Dakota Brookings. — 3403514 Puccinia helianthi Schwein.
Puccinia helianthi Schwein. T. A. Williams s.n. 18 Sep 1895 United States of America South Dakota Brookings. — 3403516 Puccinia helianthi Schwein.
Puccinia helianthi Schwein. T. A. Williams s.n. 05 Aug 1896 United States of America South Dakota Iroquois. — 3403511 Puccinia helianthi Schwein.
Puccinia intermixta Peck T. A. Williams s.n. 02 Jun 1900 United States of America New Mexico Las Vegas. — 3406065 Puccinia intermixta Peck
Pseudopeziza medicaginis (Lib.) Sacc. T. A. Williams s.n. Aug 1908 United States of America New Mexico Pecos. — 2974695 Pseudopeziza medicaginis (Lib.) Sacc.
Mollisia dehnii (Rabenh.) P.Karst. T. A. Williams s.n. 26 Jun 1893 United States of America South Dakota Brookings. — 2972976 Mollisia dehnii (Rabenh.) P.Karst.
Puccinia hieracii (Röhl.) Mart. T. A. Williams s.n. Sep 1894 United States of America South Dakota Brookings. — 3405033 Puccinia hieracii (Röhl.) Mart.
Puccinia hieracii (Röhl.) Mart. T. A. Williams s.n. Sep 1894 United States of America South Dakota Brookings. — 3405038 Puccinia hieracii (Röhl.) Mart.
Carex assiniboinensis W.Boott T. A. Williams s.n. 13 Jun 1895 United States of America South Dakota Grant Co. — 2782028 Carex assiniboinensis W.Boott
Puccinia menthae Pers. var. menthae T. A. Williams s.n. 11 Jul 1891 United States of America South Dakota Brookings Co. — 3409911 Puccinia menthae Pers. var. menthae
Puccinia menthae Pers. var. menthae T. A. Williams s.n. 11 Jul 1891 United States of America South Dakota Brookings Co. — 3409912 Puccinia menthae Pers. var. menthae
Puccinia menthae Pers. var. menthae T. A. Williams s.n. 11 Jul 1891 United States of America South Dakota Brookings Co. — 3409913 Puccinia menthae Pers. var. menthae
Puccinia podophylli Schwein. T. A. Williams s.n. 07 May 1899 United States of America District of Columbia Rock Creek — 3413060 Puccinia podophylli Schwein.
Puccinia polygoni-amphibii Pers. T. A. Williams s.n. 10 Oct 1890 United States of America Nebraska Saunders Co. — 3414014 Puccinia polygoni-amphibii Pers.
Puccinia minussensis Thüm. T. A. Williams s.n. 29 May 1894 United States of America South Dakota Brookings Co. — 3410306 Puccinia minussensis Thüm.
Puccinia recondita Roberge ex Desm. T. A. Williams s.n. 19 Sep 1896 United States of America South Dakota Brookings Co. — 3441346 Puccinia recondita Roberge ex Desm.
Phyllachora paspalicola Henn. T. A. Williams s.n. 25 Sep 1897 United States of America District of Columbia Rock Creek — 3388595 Phyllachora paspalicola Henn.
Phyllachora graminis (Pers.:Fr.) Fuckel T. A. Williams s.n. 13 Oct 1897 United States of America Maryland Glen Sligo — 3387363 Phyllachora graminis (Pers.:Fr.) Fuckel
Phyllachora panici (Schwein.) Sacc. T. A. Williams s.n. 13 Oct 1897 United States of America Maryland Glen Sligo — 3388246 Phyllachora panici (Schwein.) Sacc.
Puccinia obtecta Peck T. A. Williams s.n. 08 Aug 1889 United States of America Nebraska Weeping Water. — 3411228 Puccinia obtecta Peck
Puccinia micranthae Griffiths T. A. Williams s.n. Sep 1892 United States of America North Dakota Forest City. — 3410151 Puccinia micranthae Griffiths
Puccinia recondita Roberge ex Desm. T. A. Williams s.n. 19 Sep 1891 United States of America South Dakota Brookings. — 3441345 Puccinia recondita Roberge ex Desm.
Tranzschelia pruni-spinosae (Pers.) Dietel T. A. Williams s.n. 16 Sep 1892 United States of America South Dakota Brookings. — 3414639 Tranzschelia pruni-spinosae (Pers.) Dietel
Puccinia pimpinellae (F.Strauss) Röhl. T. A. Williams s.n. 08 Jun 1895 United States of America South Dakota Lake Hendricks. — 3412527 Puccinia pimpinellae (F.Strauss) Röhl.
Puccinia punctata Link T. A. Williams s.n. 15 Jun 1895 United States of America South Dakota Big Stone. — 3415317 Puccinia punctata Link
Puccinia menthae Pers. var. menthae T. A. Williams s.n. s.d. United States of America South Dakota Peno Hills. — 3409908 Puccinia menthae Pers. var. menthae
Silene latifolia subsp. alba (Mill.) Greuter & Burdet T. A. Williams s.n. 08 Aug 1899 United States of America District of Columbia Tacoma Park — 3314553 Silene latifolia subsp. alba (Mill.) Greuter & Burdet
Myriopteris gracilis Fée T. A. Williams s.n. 17 Aug 1891 United States of America South Dakota Pennington Co. Black Hills — 3493868 Myriopteris gracilis Fée
Thelesperma subnudum var. subnudum T. A. Williams s.n. 04 Jun 1900 United States of America Colorado Near Bareta — 3164796 Thelesperma subnudum var. subnudum
Townsendia grandiflora Nutt. T. A. Williams s.n. 23 Jun 1890 United States of America Nebraska War Bonnet Cañon — 2922898 Townsendia grandiflora Nutt.
Psoralidium tenuiflorum (Pursh) Rydb. T. A. Williams s.n. Aug 1891 United States of America South Dakota Pennington Co. — 2621863 Psoralidium tenuiflorum (Pursh) Rydb.
Erigeron formosissimus Greene var. formosissimus T. A. Williams 613 06 Aug 1891 United States of America South Dakota Pennington Co. Rapid City; canyons — 2089460 Erigeron formosissimus Greene var. formosissimus
Erigeron strigosus Muhl. ex Willd. var. strigosus T. A. Williams s.n. — United States of America Wyoming Wind River — 2096263 Erigeron strigosus Muhl. ex Willd. var. strigosus
Erigeron pumilus Nutt. subsp. pumilus T. A. Williams s.n. 24 Jun 1890 United States of America Nebraska Sioux Co. War Bonnet Canyon;… — 2094705 Erigeron pumilus Nutt. subsp. pumilus
Potamogeton richardsonii (A.Benn.) Rydb. T. A. Williams s.n. 26 Aug 1892 United States of America South Dakota Big Stone Lake — 3716021 Potamogeton richardsonii (A.Benn.) Rydb.
Quercus gambelii Nutt. T. A. Williams s.n. Jul 1897 United States of America Wyoming Deer Creek — 1484565 Quercus gambelii Nutt.
Danthonia californica Bol. T. A. Williams 2796 03 Aug 1897 United States of America Wyoming Powder River at & near… — 1587573 Danthonia californica Bol.