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Plantaginaceae
Penstemon
Penstemon richardsonii var. richardsonii
Penstemon richardsonii var. richardsonii
No common name
Douglas ex Lindl. 1828 -
Bot. Reg. 13: t. 1121 (1828)
Specifications
Images
Synonyms
Penstemon rivularis
Douglas ex Trautv.
Penstemon pickettii
H.St.John