Displaying 1 - 75 out of 530 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Salix nigra Marshall | C. R. Ball 2 | 12 May 1900 | United States of America | District of Columbia | Washington. Potomac Flats | — |
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| Eragrostis japonica (Thunb.) Trin. | C. R. Ball 3 | 25 Jul 1898 | United States of America | Louisiana | Rayville, Richland Par. | — |
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| Eragrostis japonica (Thunb.) Trin. | C. R. Ball 3 | 25 Jul 1898 | United States of America | Louisiana | Richland Parish. Rayville. | — |
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| Glyceria septentrionalis Hitchc. | C. R. Ball 3 | 21 Jun 1898 | United States of America | Iowa | Ames | — |
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| Carex cristatella Britton & A.Br. | C. R. Ball 3 | 29 Jun 1898 | United States of America | Iowa | Vinton | — |
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| Eragrostis cilianensis (All.) Vignolo ex Janch. | C. R. Ball 4 | 25 Jul 1898 | United States of America | Louisiana | Richland Parish. Rayville. | — |
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| Carex vulpinoidea Michx. | C. R. Ball 4 | 27 Jun 1898 | United States of America | Iowa | Minerva | — |
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| Salix x sepulcralis Simonk. | C. R. Ball 4 | 19 May 1900 | United States of America | District of Columbia | Potomac Flats. | — |
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| Glyceria striata (Lam.) Hitchc. | C. R. Ball 5 | 21 Jun 1898 | United States of America | Iowa | Ames | — |
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| Echinochloa colona (L.) Link | C. R. Ball 6 | 25 Jul 1898 | United States of America | Louisiana | Richland Parish. Rayville. | — |
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| Carex normalis Mack. | C. R. Ball 6 | 20 Jun 1898 | United States of America | Iowa | Story Co. | — |
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| Carex heliophila Mack. | C. R. Ball 7 | 10 May 1898 | United States of America | Iowa | Story Co. | — |
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| Carex gravida L.H.Bailey | C. R. Ball 8 | 28 May 1898 | United States of America | Iowa | Story Co. | — |
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| Carex cephalophora Muhl. ex Willd. | C. R. Ball 9 | 21 Jun 1898 | United States of America | Iowa | Story Co. | — |
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| Salix caroliniana Michx. | C. R. Ball 9 | 30 May 1900 | United States of America | District of Columbia | Great Falls. | — |
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| Carex bicknellii Britton | C. R. Ball 10 | 21 Jun 1898 | United States of America | Iowa | Story Co. Ames, Iowa, June… | — |
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| Axonopus fissifolius (Raddi) Kuhlm. | C. R. Ball 11 | 25 Jul 1898 | United States of America | Louisiana | Richland Parish. | — |
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| Carex grisea Wahlenb. | C. R. Ball 11 | 28 May 1898 | United States of America | Iowa | Story Co. | — |
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| Salix nigra Marshall | C. R. Ball 11 | 25 May 1900 | United States of America | District of Columbia | Washington. Potomac Flats | — |
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| Elymus canadensis L. | C. R. Ball 12 | 5 Jul 1898 | United States of America | Iowa | Muscatine | — |
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| Carex davisii Schwein. & Torr. | C. R. Ball 12 | 19 Jun 1898 | United States of America | Iowa | Ames. | — |
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| Calamagrostis canadensis (Michx.) P.Beauv. | C. R. Ball 13 | 29 Jun 1898 | United States of America | Iowa | Vinton | — |
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| Salix nigra Marshall | C. R. Ball 13 | 24 May 1900 | United States of America | District of Columbia | Washington. | — |
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| Carex vulpinoidea Michx. | C. R. Ball 14 | 04 Jun 1898 | United States of America | Iowa | "Watkins Well" Story City | — |
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| Salix nigra Marshall | C. R. Ball 14 | 24 May 1900 | United States of America | District of Columbia | Washington. | — |
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| Dichanthelium boscii (Poir.) Gould & C.A.Clark | C. R. Ball 14 | 12 Jul 1899 | United States of America | District of Columbia | Washington D.C. Washington D.C., and… | — |
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| Carex convoluta Mack. | C. R. Ball 15 | 04 Jun 1898 | United States of America | Iowa | Story Co. | — |
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| Salix nigra Marshall | C. R. Ball 15 | 24 May 1900 | United States of America | District of Columbia | Washington. | — |
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| Salix nigra Marshall | C. R. Ball 16 | 1900 | United States of America | District of Columbia | Washington. Potomac Flats | — |
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| Carex gravida L.H.Bailey | C. R. Ball 17 | 03 Jun 1898 | United States of America | Iowa | Story Co. | — |
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| Carex brevior (Dewey) Mack. ex Lunell | C. R. Ball 18 | 20 Jun 1898 | United States of America | Iowa | Story Co. | — |
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| Salix nigra Marshall | C. R. Ball 18 | 24 May 1900 | United States of America | District of Columbia | Washington. | — |
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| Echinochloa muricata var. microstachya Wiegand | C. R. Ball 19 | 07 Jul 1898 | United States of America | Iowa | Mt. Pleasant | — |
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| Carex normalis Mack. | C. R. Ball 19 | 20 Jun 1898 | United States of America | Iowa | Story Co. | — |
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| Phalaris arundinacea L. | C. R. Ball 20 | 07 Jul 1898 | United States of America | Iowa | Mt. Pleasant | — |
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| Carex scoparia Schkuhr ex Willd. | C. R. Ball 20 | 29 Jun 1898 | United States of America | Iowa | Vinton | — |
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| Salix laevigata Bebb | C. R. Ball 21 | 21 Apr 1931 | United States of America | California | Lake Co. Mirabel Creek, near… | — |
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| Poa compressa L. | C. R. Ball 22 | 11 Jul 1898 | United States of America | Iowa | Lebanon. | — |
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| Carex lanuginosa Michx. | C. R. Ball 22 | 04 Jun 1898 | United States of America | Iowa | "Watkins Well," Story City | — |
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| Salix laevigata Bebb | C. R. Ball 29 | 21 Apr 1931 | United States of America | California | Lake Co. St. Helena Creek… | — |
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| Cornus amomum subsp. obliqua (Raf.) J.S.Wilson | C. R. Ball 30 | 01 Aug 1896 | United States of America | Iowa | Story Co. | — |
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| Poa nemoralis L. | C. R. Ball 31 | 14 Jul 1898 | United States of America | Iowa | Monroe Co. | — |
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| Salix nigra Marshall | C. R. Ball 31 | 17 May 1901 | United States of America | District of Columbia | Washington. Hamilton Hill Road | — |
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| Salix nigra Marshall | C. R. Ball 32 | 17 May 1901 | United States of America | District of Columbia | Washington. Hamilton Hill Road | — |
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| Salix hindsiana Benth. | C. R. Ball 33 | 21 Apr 1931 | United States of America | California | Napa Co. About 2 km.… | — |
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| Salix nigra Marshall | C. R. Ball 33 | 17 May 1901 | United States of America | District of Columbia | Washington. Hamilton Hill Road | — |
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| Eragrostis pectinacea (Michx.) Nees | C. R. Ball 34 | 05 Jul 1898 | United States of America | Iowa | Muscatine Co. | — |
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| Salix lasiolepis Benth. | C. R. Ball 34 | 21 Apr 1931 | United States of America | California | Sonoma Co. Maacama Creek, about… | — |
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| Tridens flavus (L.) Hitchc. | C. R. Ball 34 | 16 Aug 1899 | United States of America | Virginia | Arlington Co. | — |
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| Salix sitchensis Sanson ex Bong. | C. R. Ball 35 | 21 Apr 1931 | United States of America | California | Sonoma Co. Maacama Creek, 25… | — |
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| Salix x sepulcralis Simonk. | C. R. Ball 36 | 21 May 1901 | United States of America | District of Columbia | Potomac Flats. | — |
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| Salix sitchensis Sanson ex Bong. | C. R. Ball 36 | 21 Apr 1931 | United States of America | California | Sonoma Co. Maacama Creek, 25… | — |
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| Salix hindsiana Benth. | C. R. Ball 37 | 21 Apr 1931 | United States of America | California | Napa Co. About 16 km.… | — |
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| Salix hindsiana Benth. | C. R. Ball 38 | 21 Apr 1931 | United States of America | California | Sonoma Co. Maacama Creek, 25… | — |
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| Agrostis perennans (Walter) Tuck. | C. R. Ball 39 | Aug. 16-99 | United States of America | Virginia | Arlington | — |
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| Paspalum scrobiculatum L. | C. R. Ball 39 | 02 Aug 1898 | United States of America | Louisiana | Ouachita Parish. Calhoun. | — |
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| Salix pentandra L. | C. R. Ball 43 | 29 May 1901 | United States of America | District of Columbia | — |
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| Salix exigua subsp. interior (Rowlee) Cronquist | C. R. Ball 46 | 08 Jul 1901 | United States of America | Louisiana | Orleans Parish. Banks of Miss.… | — |
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| Arctium minus (Hill) Bernh. | C. R. Ball 52 | 05 Aug 1896 | United States of America | Iowa | Ames | — |
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| Sorghastrum nutans (L.) Nash | C. R. Ball 67 | 04 Sep 1899 | United States of America | Maryland | Montgomery Co. | — |
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| Leersia virginica Willd. | C. R. Ball 69 | 04 Sep 1899 | United States of America | Maryland | Montgomery Co. | — |
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| Muhlenbergia capillaris (Lam.) Trin. | C. R. Ball 72 | Sept. 4_ '99 | United States of America | Maryland | Great Falls | — |
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| Carex joorii L.H.Bailey | C. R. Ball 74 | 06 Aug 1898 | United States of America | Louisiana | Ouachita Parish. Calhoun. | — |
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| Solanum carolinense L. | C. R. Ball 80 | 19 Aug 1896 | United States of America | Iowa | Ames. | — |
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| Panicum rigidulum Bosc ex Nees var. rigidulum | C. R. Ball 83 | 04 Sep 1899 | United States of America | District of Columbia | Washington D.C. and vicinity | — |
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| Andropogon virginicus L. | C. R. Ball 104 | 03 Oct 1899 | United States of America | District of Columbia | sterile hills | — |
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| Echinochloa colona (L.) Link | C. R. Ball 106 | 16 Aug 1898 | United States of America | Louisiana | Shreveport | — |
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| Aristida dichotoma Michx. | C. R. Ball 106 | 03 Oct 1899 | United States of America | District of Columbia | Washington D.C. Pine Barrens | — |
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| Bouteloua hirsuta Lag. | C. R. Ball 116 | 29 Jul 1896 | United States of America | Iowa | Ames | — |
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| Elymus canadensis L. | C. R. Ball 117 | 25 Jun 1896 | United States of America | Iowa | Ames | — |
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| Andropogon gerardii Vitman | C. R. Ball 118 | 25 Jul 1896 | United States of America | Iowa | Story Co. Ames, Iowa | — |
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| Avena fatua L. | C. R. Ball 119 | 23 Jun 1896 | United States of America | Iowa | Ames | — |
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| Panicum capillare L. | C. R. Ball 120 | 25 Jul 1896 | United States of America | Iowa | Story Co. Ames | — |
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| Salix parksiana C.R.Ball | C. R. Ball 131 | 15 May 1932 | United States of America | California | Del Norte Co. Floodplain of… | — |
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| Poa pratensis L. | C. R. Ball 135 | 20 Jun 1896 | United States of America | Iowa | Ames | — |
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