25290 | Nicotiana plumbaginifolia Viv. var. bigelovii Torr. | Nicotiana quadrivalvis Pursh | 25291 | | i | Nicotiana plumbaginifolia Viv. var.bigelovii Torr. | Nicotiana quadrivalvis Pursh |
25291 | Nicotiana quadrivalvis Pursh | | | a | | Nicotiana quadrivalvis Pursh | |
100604 | Nicotiana bigelovii (Torr.) S. Watson | Nicotiana quadrivalvis Pursh | 25291 | | | Nicotiana bigelovii (Torr.) S. Watson | Nicotiana quadrivalvis Pursh |
102423 | Nicotiana clevelandii A. Gray | | | a | | Nicotiana clevelandii A. Gray | |
457029 | Nicotiana quadrivalvis Pursh var. bigelovii (Torr.) DeWolf | Nicotiana quadrivalvis Pursh | 25291 | | i | Nicotiana quadrivalvis Pursh var.bigelovii (Torr.) DeWolf | Nicotiana quadrivalvis Pursh |
483476 | Nicotiana quadrivalvis Pursh var. quadrivalvis | Nicotiana quadrivalvis Pursh | 25291 | | i | Nicotiana quadrivalvis Pursh var.quadrivalvis | Nicotiana quadrivalvis Pursh |