CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous, please submit new counts, or report erroneous counts.
CCDB → Angiosperms → Plantaginaceae → Penstemon → Penstemon tubiflorus
Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
! | Penstemon tubiflorus | Penstemon tubiflorus Nutt. | 16 | IPCN online | Freeman, C. C. & R. E. Brooks. 1988. Documented plant chromosome numbers 1988: 1. Chromosome counts for North American plants -- I. Sida 13: 241–250. | ||
! | Penstemon tubiflorus | Penstemon tubiflorus Nutt. | 16 | IPCN online | Freeman, C. C. 1983. Chromosome numbers in Great Plains species of Penstemon (Scrophulariaceae). Brittonia 35(3): 232–238. |