Is Penstemon retrorsus growing in your garden?
Record it and all of your plants in Known.
Taxonomy
- Taxonomic Rank
- Species
- Author
- Payson
- Publication
- Contr. U.S. Natl. Herb. 20: 373 (1920)
Superior Taxa
- Kingdom
- Plantae
- Subkingdom
- Pteridobiotina
- Phylum
- Angiosperms
- Order
- Lamiales
- Family
- Plantaginaceae
- Genus
- Penstemon