| Name | Penstemon parvulus (A. Gray) Krautter |
| Authorship | (A. Gray) Krautter |
| Rank | Species |
| Placed in | Penstemon Schmidel |
| Citation | 1908 Contr. Bot. Lab. Morris Arbor. Univ. Pennsylvania 3: 193 |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Penstemon parvulus (A. Gray) Krautter |
| Identification made in | [no date] (10) |