Mexico | Chihuahua | | Villaseñor Ríos, J. L. | 2016 | Checklist of the native vascular plants of Mexico. Catálogo de las plantas vasculares nativas de México. | Revista Mex. Biodivers. | 87(3): 559–902 |
Mexico | Coahuila | | Villaseñor Ríos, J. L. | 2016 | Checklist of the native vascular plants of Mexico. Catálogo de las plantas vasculares nativas de México. | Revista Mex. Biodivers. | 87(3): 559–902 |
Mexico | Coahuila | General Cepeda | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
Mexico | Coahuila | Múzquiz | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
Mexico | Sonora | | Villaseñor Ríos, J. L. | 2016 | Checklist of the native vascular plants of Mexico. Catálogo de las plantas vasculares nativas de México. | Revista Mex. Biodivers. | 87(3): 559–902 |
United States | | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | | | Anonymous | 1986 | (none) | List-Based Rec., Soil Conserv. Serv., U.S.D.A. | |
United States | | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
United States | Arizona | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | Arizona | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
United States | Arizona | Cochise | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | Arizona | Pima | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | Colorado | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | Colorado | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
United States | Colorado | Otero | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | New Mexico | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | New Mexico | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
United States | New Mexico | De Baca | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | New Mexico | Doña Ana | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | New Mexico | Eddy | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | New Mexico | Grant | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | New Mexico | Quay | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | New Mexico | San Miguel | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | New Mexico | Santa Fe | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | New Mexico | Sierra | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | Oklahoma | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
United States | Oklahoma | Cimarron | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | Texas | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | Texas | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
United States | Texas | Culberson | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |
United States | Texas | El Paso | Woodson, Jr., R. E. | 1954 | The North American species of Asclepias L. | Ann. Missouri Bot. Gard. | 41(1): 1–211 |