Literature Based Distribution
Region
Country
Mapping will be based on a standard reference mark based on political units when available.
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China | | | Anonymous | 1986 | (none) | List-Based Rec., Soil Conserv. Serv., U.S.D.A. | |
United States | | | Anonymous | 1986 | (none) | List-Based Rec., Soil Conserv. Serv., U.S.D.A. | |
United States | | | Munz, P. A. & D. D. Keck | 1959 | (none) | Cal. Fl. | 1–1681 |
United States | | | Frame, D., M. A. Espejo Serna & A. R. López-Ferrari | 1999 | A conspectus of Mexican Melanthiaceae including a description of new taxa of Schoenocaulon and Zigadenus | Acta Bot. Mex. | 48: 27–50 |
United States | California | | Anonymous | 1986 | (none) | List-Based Rec., Soil Conserv. Serv., U.S.D.A. | |
United States | California | | Munz, P. A. & D. D. Keck | 1959 | (none) | Cal. Fl. | 1–1681 |
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