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Plantaginaceae
Penstemon
Penstemon cardinalis var. regalis
Penstemon cardinalis var. regalis
No common name
C.C.Freeman (A.Nelson) 2017 -
PhytoKeys 80: 34 (2017)
Specifications
Images
Synonyms
Penstemon cardinalis subsp. regalis
(A.Nelson) G.T.Nisbet & R.C.Jacks.
Penstemon regalis
A.Nelson