Native Plants
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Penstemon triphyllus
Penstemon triphyllus Douglas ex Lindl.
Riggin's Penstemon, Whorled Beardtongue
Scrophulariaceae (Figwort family)
Synonym(s):
USDA Symbol: PETR6
USDA Native Status: L48 (N)
From the Image Gallery
No images of this plant
Plant Characteristics
Duration: PerennialHabit: Herb , Subshrub
Fruit Type: Capsule
Size Notes: Up to about 32 inches tall.
Bloom Information
Bloom Color: Pink , Blue , Purple , VioletBloom Time: May , Jun , Jul
Bloom Notes: Bluish lavender to lavender, pinkish, pale purple or violet, with reddish purple nectar guides.
Distribution
USA: ID , OR , WANative Habitat: Cliffs, rocky slopes, basalt.
Web Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Webref 71 - Wolfe Lab - Penstemon Database (2014) Ohio State University
Additional resources
USDA: Find Penstemon triphyllus in USDA PlantsFNA: Find Penstemon triphyllus in the Flora of North America (if available)
Google: Search Google for Penstemon triphyllus
Metadata
Record Modified: 2020-11-09Research By: CBR