Native Plants
Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.
Penstemon filiformis
Penstemon filiformis (D.D. Keck) D.D. Keck
Threadleaf Penstemon, Threadleaf Beardtongue
Scrophulariaceae (Figwort Family)
Synonym(s):
USDA Symbol: PEFI2
USDA Native Status: L48 (N)
From the Image Gallery
Plant Characteristics
Duration: PerennialHabit: Herb , Subshrub
Fruit Type: Capsule
Size Notes: Up to about 20 inches tall.
Bloom Information
Bloom Color: Blue , Purple , VioletBloom Time: May , Jun , Jul
Distribution
USA: CAValue to Beneficial Insects
Special Value to Native BeesThis information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
Web Reference
Webref 30 - Calflora (2018) CalfloraWebref 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
Additional resources
USDA: Find Penstemon filiformis in USDA PlantsFNA: Find Penstemon filiformis in the Flora of North America (if available)
Google: Search Google for Penstemon filiformis
Metadata
Record Modified: 2022-12-01Research By: TWC Staff