Taxon Report

Castilleja cinerea Gray

ash-gray paintbrush

Print Report

Classification


Scientific Name:	Castilleja cinerea Gray
Common Name:	ash-gray paintbrush
Family:	Orobanchaceae
Element Code:	PDSCR0D0H0
USDA Plants Symbol:	CACI6
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial herb (hemiparasitic)
Blooming Period: Jun-Aug	Jun-Aug
Elevation:	1800-2960 (5905-9710)
General Habitats:	Meadows and seeps, Mojavean desert scrub, Pebble (Pavement) plain, Pinyon and juniper woodland, Upper montane coniferous forest
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G1G2
State Rank:	S1S2
State List:	None
Fed List:	FT
Other Status:	SB_CalBG/RSABG
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	53
Element Occurrence Ranks:
Excellent (A)	5
Good (B)	7
Fair (C)	8
Poor (D)	3
None (X)	1
Unknown (U)	29

Location


California Endemic: True
California Counties and Islands: Name (Code)
San Bernardino (SBD)
Quads: Name (Quad Code)
Big Bear City (3411637), Big Bear Lake (3411628), Fawnskin (3411638), Keller Peak (3411721), Moonridge (3411627), Onyx Peak (3411626)

Threat List Data from the CNDDB


Threat List Total:	13
EOs with Threat Listed:	Total EOs	% of EOs
	33	62 %
ORV activity	22	41%
Recreational use (non-ORV)	17	32%
Foot traffic/trampling	16	30%
Development	15	28%
Non-native plant impacts	11	20%
Road/trail construction/maint.	10	18%
Other	7	13%
Mining	6	11%
Non-native animal impacts	5	9%
Grazing	4	7%
Wood cutting or brush clearing	4	7%
Vandalism/dumping/litter	3	5%
Erosion/runoff	2	3%

Notes



Threatened by vehicles, development, logging, non-native plants, vegetation/fuels management, mining, recreational activities, road maintenance, and grazing. See Proceedings of the American Academy of Arts and Sciences 19:93 (1883) 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 8 January 2025].