Literature Based Distribution
Region
Country
Mapping will be based on a standard reference mark based on political units when available.
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| United States | | | Anonymous | 1986 | (none) | List-Based Rec., Soil Conserv. Serv., U.S.D.A. | |
| United States | | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
| United States | Colorado | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
| United States | Utah | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
| United States | Wyoming | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
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