- Penstemon barbatus as a noun:
- 1
Penstemon barbatus
noun
1 Penstemon barbatus
Plant of southwestern United States having long open clusters of scarlet flowers with yellow hairs on lower lip.
synonym: golden-beard penstemon.
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noun
Plant of southwestern United States having long open clusters of scarlet flowers with yellow hairs on lower lip.
synonym: golden-beard penstemon.
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