Taxon Report

Arctostaphylos nummularia A. Gray ssp. mendocinoensis (P.V. Wells) V.T. Parker, M.C. Vasey & J.E. Keeley

pygmy manzanita

Print Report

Steve Matson

Taxon Summary

Arctostaphylos nummularia ssp. mendocinoensis, commonly known as pygmy manzanita, is a perennial evergreen shrub in the Ericaceae that is found only in California. It occurs within Closed-cone coniferous forest, growing at elevations from 90 to 200 meters. Arctostaphylos nummularia ssp. mendocinoensis is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification


Scientific Name:	Arctostaphylos nummularia A. Gray ssp. mendocinoensis (P.V. Wells) V.T. Parker, M.C. Vasey & J.E. Keeley
Common Name:	pygmy manzanita
Family:	Ericaceae
Element Code:	PDERI04280
USDA Plants Symbol:
Synonyms/Other Names:	Arctostaphylos mendocinoensis

Ecology and Life History


Lifeform:	perennial evergreen shrub
Blooming Period: Jan	Jan
Elevation:	90-200 (295-655)
General Habitats:	Closed-cone coniferous forest
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G3?T1
State Rank:	S1
State List:	None
Fed List:	None
Other Status:	SB_UCSC
CRPR Changes:

Occurrence Data from the CNDDB


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

Location


California Endemic: True
California Counties and Islands: Name (Code)
Mendocino (MEN)
Quads: Name (Quad Code)
Fort Bragg (3912347), Mathison Peak (3912336), Mendocino (3912337), Noyo Hill (3912346)

Threat List Data from the CNDDB


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

Notes



See Four Seasons 8(3):30 (1989) 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 17 November 2025].