CNPS Inventory Plant Detail

Penstemon thompsoniae

Common Name:	Thompson's beardtongue
Family:	Plantaginaceae
Synonyms:
Element Code:	PDSCR1L670
Full Name:	Penstemon thompsoniae (Gray) Rydb.
USDA PLANTS Symbol:	PETH2

Biology
Lifeform: perennial herb Blooming Period: May - June Habitat: • Pinyon and juniper woodland (gravelly, carbonate)

Rarity Status
CA Rare Plant Rank: 2.3 Rare, threatened, or endangered in California, but more common elsewhere .3: Not very endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S1 S1: Critically Imperiled. Global Rank: G4 G4: Apparently secure, considering populations outside California.

Occurrence Data from DFG
California Natural Diversity Database

Historic >20 yrs	Recent <=20 yrs
2	4

Presence:

Present Extant	Possibly Extirpated	Extirpated
6	0	0

Notes
See Synoptical Flora of North America 2(1):269 (1878) for original description, Bulletin of the Torrey Botanical Club 36(1):690 (1909) for revised nomenclature, and Aliso 2(2):194-195 (1950) for species information. To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page. Date Added: 2001-01-01 Last Update: 2011-02-08

Location

Elevation: 1500 - 2700 meters

California Endemic: no

States: California, Arizona, Nevada, Utah

California Counties and Islands: name (code)
San Bernardino (SBD)

Quads: name (DWR code) USGS code
Pinto Valley (200A) 35115B3, Ivanpah (225D) 35115C3, Clark Mtn. (249D) 35115E5

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

1999

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Game: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-115.25,35.25