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Plant Database

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Penstemon richardsonii

Penstemon richardsonii Douglas ex Lindl.

Cut-leaf Beardtongue, Cutleaf Beardtongue, Richardsonís Beardtongue

Scrophulariaceae (Figwort family)



USDA Native Status: L48 (N), CAN (N)


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Plant Characteristics

Duration: Perennial
Habit: Herb , Subshrub
Fruit Type: Capsule
Size Notes: Up to about 3 feet tall.

Bloom Information

Bloom Color: Pink , Blue , Purple
Bloom Time: May , Jun , Jul , Aug , Sep
Bloom Notes: Bluish to lavender, or pinkish, with reddish purple nectar guides.


Canada: BC
Native Habitat: Talus slopes, cliffs, crevices, often in basalt.

Web Reference

Webref 38 - Flora of North America - beta site (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 63 - Pacific Northwest Wildflowers (2020) Turner Photographics
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Penstemon richardsonii in USDA Plants
FNA: Find Penstemon richardsonii in the Flora of North America (if available)
Google: Search Google for Penstemon richardsonii


Record Modified: 2020-11-09
Research By: CBR

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