Detailed description not available.
Photos of Riggins Penstemon (Penstemon triphyllus)
Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| kingdom | Plantae |
| division | Tracheophyta |
| class | Magnoliopsida |
| order | Lamiales |
| family | Plantaginaceae |
| genus | Penstemon |
| species | Penstemon triphyllus |
