| Name | Penstemon calcareus M. E. Jones |
| Authorship | M. E. Jones |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon Schmidel |
| Citation | 1908 Contr. W. Bot. 12: 60 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Penstemon calcareus M. E. Jones |
| Identification made in | [no date] (3) |
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