Plantae > Tracheophyta > Magnoliopsida > Lamiales > Plantaginaceae > Penstemon > Penstemon humilis Penstemon humilis (low beardtongue; low penstemon)Synonyms:
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Plantae > Tracheophyta > Magnoliopsida > Lamiales > Plantaginaceae > Penstemon > Penstemon humilis Penstemon humilis (low beardtongue; low penstemon)Synonyms:
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