| Name | Penstemon calycosus Small |
| Authorship | Small |
| Rank | Species |
| Placed in | Penstemon Schmidel |
| GUID | urn:lsid:ipni.org:names:187236-2 |
| Holdings | 92 Specimens held in the Harvard University Herbaria identified as Penstemon calycosus Small |
| Identification made in | [no date] (91), 1931 (1) |
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