Taxon Report

Penstemon scapoides Keck

pinyon beardtongue

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Taxon Summary

Penstemon scapoides, commonly known as pinyon beardtongue, is a perennial herb in the Plantaginaceae that is found only in California. It occurs within Great Basin scrub, Pinyon and juniper woodland, and Subalpine coniferous forest, growing at elevations from 2000 to 3200 meters. Penstemon scapoides is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Classification


Scientific Name:	Penstemon scapoides Keck
Common Name:	pinyon beardtongue
Family:	Plantaginaceae
Element Code:	PDSCR1L5J0
USDA Plants Symbol:	PESC2
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial herb
Blooming Period: Jun-Jul	Jun-Jul
Elevation:	2000-3200 (6560-10500)
General Habitats:	Great Basin scrub, Pinyon and juniper woodland, Subalpine coniferous forest
Microhabitat:	Carbonate, Rocky
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.3
Global Rank:	G3
State Rank:	S3
State List:	None
Fed List:	None
Other Status:	SB_CalBG/RSABG
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	0
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	0

Location


California Endemic: True
California Counties and Islands: Name (Code)
Inyo (INY), Mono (MNO)
Quads: Name (Quad Code)
Blanco Mtn. (3711842), Cerro Gordo Peak (3611757), Cowhorn Valley (3711821), Crooked Creek (3711841), Grapevine Peak (3611782), Last Chance Mtn. (3711736), Mazourka Peak (3611881), Tinemaha Reservoir (3711812), Waucoba Canyon (3611788), Waucoba Mtn. (3711811), Waucoba Spring (3711718), Westgard Pass (3711832)

Threat List Data from the CNDDB


Threat List Total:	0
EOs with Threat Listed:	Total EOs	% of EOs
	0	0 %

Notes



Potentially threatened by mining. See University of California Publications in Botany 16:379 (1932) for original description.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 12 February 2025].