Taxon Report

Castilleja mendocinensis (Eastw.) Penn.

Mendocino Coast paintbrush

Print Report

©2015 John Doyen

Classification


Scientific Name:	Castilleja mendocinensis (Eastw.) Penn.
Common Name:	Mendocino Coast paintbrush
Family:	Orobanchaceae
Element Code:	PDSCR0D3N0
USDA Plants Symbol:	CAME21
Synonyms/Other Names:	Castilleja latifolia H. & A. ssp. mendocinensis Eastw.

Ecology and Life History


Lifeform:	perennial herb (hemiparasitic)
Blooming Period: Apr-Aug	Apr-Aug
Elevation:	0-160 (0-525)
General Habitats:	Closed-cone coniferous forest, Coastal bluff scrub, Coastal dunes, Coastal prairie, Coastal scrub
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G2
State Rank:	S2
State List:	None
Fed List:	None
Other Status:	BLM_S; SB_UCSC
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	52
Element Occurrence Ranks:
Excellent (A)	2
Good (B)	17
Fair (C)	5
Poor (D)	2
None (X)	0
Unknown (U)	26

Location


California Endemic: False
California Counties and Islands: Name (Code)
Humboldt (HUM), Mendocino (MEN), Sonoma (SON)
Quads: Name (Quad Code)
Albion (3912327), Bear Harbor (3912388), Elk (3912326), Fort Bragg (3912347), Gualala (3812375), Hales Grove (3912377), Inglenook (3912357), Mallo Pass Creek (3912316), Mendocino (3912337), Point Arena (3812386), Saunders Reef (3812376), Trinidad (4112412), Westport (3912367)

Threat List Data from the CNDDB


Threat List Total:	8
EOs with Threat Listed:	Total EOs	% of EOs
	29	56 %
Development	13	25%
Erosion/runoff	6	11%
Foot traffic/trampling	6	11%
Non-native plant impacts	6	11%
Recreational use (non-ORV)	6	11%
Road/trail construction/maint.	6	11%
Other	3	5%
Vandalism/dumping/litter	1	1%

Notes



Threatened by coastal development, erosion, recreation, foot traffic, non-native plants, and habitat fragmentation. Potentially threatened by trail construction. Related to C. affinis ssp. litoralis. See Madroño 46(3):161 (1999) for information on OR occurrence.
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].