Vascular Plants » Dicots » Plantaginaceae:
Penstemon
31 species
21 subspecies and varieties
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Scientific name
Common name
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Penstemon acuminatus
Origin: Native
• var. acuminatus
Penstemon attenuatus
Origin: Native
• var. attenuatus
• var. palustris
Penstemon barrettiae
Origin: Native
Penstemon cardwellii
Origin: Native
Penstemon confertus
Origin: Native
Penstemon davidsonii
Origin: Native
• var. davidsonii
• var. menziesii
Penstemon deustus
Origin: Native
• var. deustus
• var. variabilis
Penstemon diphyllus
Origin: Native
Penstemon ellipticus
Origin: Native
Penstemon eriantherus
Origin: Native
• var. eriantherus
• var. whitedii
Penstemon euglaucus
Origin: Native
Penstemon fruticosus
Origin: Native
• var. fruticosus
• var. scouleri
• var. serratus
Penstemon gairdneri
Origin: Native
• var. gairdneri
Penstemon glandulosus
Origin: Native
• var. chelanensis
• var. glandulosus
Penstemon hesperius
Origin: Native
Penstemon humilis
Origin: Native
• var. humilis
Penstemon ovatus
Origin: Native
Penstemon palmeri
Origin: Introduced from southwestern United States
• var. palmeri
Penstemon pennellianus
Origin: Native
Penstemon procerus
Origin: Native
• var. procerus
• var. tolmiei
Penstemon pruinosus
Origin: Native
Penstemon richardsonii
Origin: Native
• var. richardsonii
Penstemon rupicola
Origin: Native
Penstemon rydbergii
Origin: Native
Penstemon serrulatus
Origin: Native
Penstemon speciosus
Origin: Native
Penstemon subserratus
Origin: Native
Penstemon triphyllus
Origin: Native
• var. triphyllus
Penstemon venustus
Origin: Native
Penstemon washingtonensis
Origin: Native
Penstemon wilcoxii
Distribution: Occurring chiefly east of the Cascades crest in Washington;
Origin: Native
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