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Taxonomy
- Taxonomic Rank
- Species
- Author
- Douglas
- Publication
- Edwards's Bot. Reg. 15: t. 1295 (1830)
Superior Taxa
- Kingdom
- Plantae
- Subkingdom
- Pteridobiotina
- Phylum
- Angiosperms
- Order
- Lamiales
- Family
- Plantaginaceae
- Genus
- Penstemon
Inferior Taxa
Penstemon attenuatus var. attenuatus Penstemon attenuatus var. militaris Penstemon attenuatus var. palustris Penstemon attenuatus var. pseudoprocerus
Synonyms
Penstemon digitalis var. attenuatus Penstemon attenuatus subsp. typicus Penstemon attenuatus subsp. attenuatus