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Definition of Penstemon barbatus
1. Noun. Plant of southwestern United States having long open clusters of scarlet flowers with yellow hairs on lower lip.
Exact synonyms: Golden-beard Penstemon
Generic synonyms: Wild Flower, Wildflower
Group relationships: Genus Penstemon, Penstemon
Generic synonyms: Wild Flower, Wildflower
Group relationships: Genus Penstemon, Penstemon