Canada | | | 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 | | | Zohary, M. & D. Heller | 1984 | (none) | Gen. Trifolium | i–x, 1–606 |
United States | | | Munz, P. A. & D. D. Keck | 1959 | (none) | Cal. Fl. | 1–1681 |
United States | | | Cronquist, A. J., A. H. Holmgren, N. H. Holmgren, Reveal & P. K. Holmgren | 1989 | Vascular Plants of the Intermountain West, U.S.A., FABALES | Intermount. Fl. | 3B: 1–279 |
United States | California | | Anonymous | 1986 | (none) | List-Based Rec., Soil Conserv. Serv., U.S.D.A. | |
United States | California | | Zohary, M. & D. Heller | 1984 | (none) | Gen. Trifolium | i–x, 1–606 |
United States | California | | Munz, P. A. & D. D. Keck | 1959 | (none) | Cal. Fl. | 1–1681 |
United States | California | | Cronquist, A. J., A. H. Holmgren, N. H. Holmgren, Reveal & P. K. Holmgren | 1989 | Vascular Plants of the Intermountain West, U.S.A., FABALES | Intermount. Fl. | 3B: 1–279 |
United States | Idaho | | Zohary, M. & D. Heller | 1984 | (none) | Gen. Trifolium | i–x, 1–606 |
United States | Idaho | | Cronquist, A. J., A. H. Holmgren, N. H. Holmgren, Reveal & P. K. Holmgren | 1989 | Vascular Plants of the Intermountain West, U.S.A., FABALES | Intermount. Fl. | 3B: 1–279 |
United States | Nevada | | Zohary, M. & D. Heller | 1984 | (none) | Gen. Trifolium | i–x, 1–606 |
United States | Nevada | | Cronquist, A. J., A. H. Holmgren, N. H. Holmgren, Reveal & P. K. Holmgren | 1989 | Vascular Plants of the Intermountain West, U.S.A., FABALES | Intermount. Fl. | 3B: 1–279 |
United States | Oregon | | Zohary, M. & D. Heller | 1984 | (none) | Gen. Trifolium | i–x, 1–606 |
United States | Oregon | | Cronquist, A. J., A. H. Holmgren, N. H. Holmgren, Reveal & P. K. Holmgren | 1989 | Vascular Plants of the Intermountain West, U.S.A., FABALES | Intermount. Fl. | 3B: 1–279 |
United States | Washington | | Zohary, M. & D. Heller | 1984 | (none) | Gen. Trifolium | i–x, 1–606 |
United States | Washington | | Cronquist, A. J., A. H. Holmgren, N. H. Holmgren, Reveal & P. K. Holmgren | 1989 | Vascular Plants of the Intermountain West, U.S.A., FABALES | Intermount. Fl. | 3B: 1–279 |