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CCDB → Angiosperms → Plantaginaceae → Penstemon → Penstemon azureus Benth.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Penstemon azureus Benth. | Penstemon azureus Benth. | 32, 48 | Fedorov, 1974 | Clausen J. 1933 | |||
| Penstemon azureus Benth. | Penstemon azureus Benth. | 48 | Fedorov, 1974 | Clausen J. et al. 1932 | |||
| ! | Penstemon azureus Benth. | Penstemon azureus Benth. | 32, 48 | Darlington, 1955 | J. Clausen 1933 | ||
| ! | Penstemon azureus var. azureus | Penstemon azureus Benth. | 32 | C-values database | Broderick SR, Stevens MR, Geary B, Love SL, Jellen EN, Dockter RB, Daley SL, Lindgren DT. 2011. A survey of Penstemon's genome size. Genome 54: 160-173. |