| Name | Penstemon floridus Brandegee | 
| Authorship | Brandegee | 
| Rank | Species | 
| Placed in | Penstemon Schmidel | 
| Contains | Penstemon floridus var. austinii (Eastwood) N. H. Holmgren | 
| Citation | 1899 Bot. Gaz. 27: 454 | 
| Holdings | 9 Specimens held in the Harvard University Herbaria identified as Penstemon floridus Brandegee | 
| Identification made in | [no date] (9) | 
