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CCDB → Angiosperms → Plantaginaceae → Penstemon → Penstemon barbatus subsp. torreyi (Benth.) D. D. Keck
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Penstemon barbatus subsp. torreyi (Benth.) D. D. Keck | Penstemon barbatus subsp. torreyi (Benth.) D. D. Keck | 8 | IPCN online | Ward, D. E. 1984. Chromosome counts from New Mexico and Mexico. Phytologia 56(1): 55–60. |