Names
- Scientific name
- Penstemon attenuatus var. varians
Taxonomy
- Taxonomic Rank
- Variety
- Author
- A.Nelson
- Publication
- Bot. Gaz. 54: 146 (1912)
- Synonym Of
-
Penstemon rydbergii var. rydbergii
References
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024