Penstemonia clarkei
Engelhardt, 1946
Penstemonia clarkei is a clearwing moth in the Sesiidae, described by Engelhardt in 1946. As a member of the Penstemonia, it belongs to a group of sesiid that are typically associated with plants in the genus Penstemon. The is known from the Nearctic region, with observational records indicating a western North American distribution.

Pronunciation
How to pronounce Penstemonia clarkei: /pɛnˈstiːmoʊniə ˈklɑːrkiː/
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Distribution
Nearctic region; specifically recorded from western North America including areas in the southwestern United States. The Penstemonia is associated with regions where plants in the genus Penstemon occur.
Host Associations
- Penstemon - plant Penstemonia is named for and associated with Penstemon plants; specific host relationships for P. clarkei are inferred from genus-level associations but not directly documented
More Details
Taxonomic notes
The Penstemonia was established by Engelhardt in 1946, with P. clarkei as the type . The genus is distinguished from related sesiid genera by genitalic characters and is placed in the tribe Synanthedonini.