Canada | | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
Canada | New Brunswick | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
Canada | Ontario | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
China | Xinjiang Uygur | | Flora of China Editorial Committee | 1995 | Flora of China (Gentianaceae through Boraginaceae) | Fl. China | 16: 1–479 |
Kazakhstan | | | Flora of China Editorial Committee | 1995 | Flora of China (Gentianaceae through Boraginaceae) | Fl. China | 16: 1–479 |
Kyrgyzstan | | | Flora of China Editorial Committee | 1995 | Flora of China (Gentianaceae through Boraginaceae) | Fl. China | 16: 1–479 |
Russian Federation | | | Flora of China Editorial Committee | 1995 | Flora of China (Gentianaceae through Boraginaceae) | Fl. China | 16: 1–479 |
Tajikistan | | | Flora of China Editorial Committee | 1995 | Flora of China (Gentianaceae through Boraginaceae) | Fl. China | 16: 1–479 |
Turkmenistan | | | Flora of China Editorial Committee | 1995 | Flora of China (Gentianaceae through Boraginaceae) | Fl. China | 16: 1–479 |
United States | | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
United States | | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
United States | | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
United States | Georgia | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
United States | Kansas | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
United States | Kentucky | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
United States | Nebraska | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
United States | North Carolina | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
United States | South Carolina | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
United States | South Dakota | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
United States | Tennessee | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
United States | Texas | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
United States | Virginia | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
United States | West Virginia | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
Uzbekistan | | | Flora of China Editorial Committee | 1995 | Flora of China (Gentianaceae through Boraginaceae) | Fl. China | 16: 1–479 |