Unresolved name

Unresolved name: Plants » Ferns » Magnoliopsida » "An Order: Mints, Vervains, Snapdragons, Etc." » Plantain Family » Beardtongue » Sulphur Penstemon «

Penstemon attenuatus f. attenuatus

Penstemon attenuatus attenuatus is a form of in the family Plantaginaceae.