Taxon Report

Arctostaphylos regismontana Eastw.

Kings Mountain manzanita

Print Report

Taxon Summary

Arctostaphylos regismontana, commonly known as Kings Mountain manzanita, is a perennial evergreen shrub in the Ericaceae that is found only in California. It occurs within Broadleafed upland forest, Chaparral, and North Coast coniferous forest, growing at elevations from 305 to 730 meters. Arctostaphylos regismontana is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification


Scientific Name:	Arctostaphylos regismontana Eastw.
Common Name:	Kings Mountain manzanita
Family:	Ericaceae
Element Code:	PDERI041C0
USDA Plants Symbol:	ARRE7
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial evergreen shrub
Blooming Period: Dec-Apr	Dec-Apr
Elevation:	305-730 (1000-2395)
General Habitats:	Broadleafed upland forest, Chaparral, North Coast coniferous forest
Microhabitat:	Granitic, Sandstone
Microhabitat Details:

Conservation Status


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

Occurrence Data from the CNDDB


Total Occurrences:	17
Element Occurrence Ranks:
Excellent (A)	1
Good (B)	3
Fair (C)	3
Poor (D)	3
None (X)	0
Unknown (U)	7

Location


California Endemic: True
California Counties and Islands: Name (Code)
San Mateo (SMT), Santa Clara (SCL), Santa Cruz (SCR)?
Quads: Name (Quad Code)
Big Basin (3712222)?, La Honda (3712233), Mindego Hill (3712232), Montara Mountain (3712254), Woodside (3712243)

Threat List Data from the CNDDB


Threat List Total:	7
EOs with Threat Listed:	Total EOs	% of EOs
	6	35 %
Wood cutting or brush clearing	5	29%
Road/trail construction/maint.	4	23%
Non-native plant impacts	2	11%
Recreational use (non-ORV)	1	5%
Biocides	1	5%
Disease	1	5%
Erosion/runoff	1	5%

Notes



Plants north of Big Basin in SCR Co. (408B) look intermediate; identification uncertain. Not regenerating well. See Leaflets of Western Botany 1:77 (1933) for original description.
Threats:
Threatened by urbanization.
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 30 October 2025].