Species Details

Arctostaphylos crustacea ssp. subcordata

Santa Cruz Island manzanita

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Photo of Arctostaphylos crustacea ssp. subcordata

Classification

Scientific Name: Arctostaphylos crustacea Eastw. ssp. subcordata (Eastw.) V.T. Parker, M.C. Vasey & J.E. Keeley
Common Name: Santa Cruz Island manzanita
Family:	Ericaceae
Element Code:	PDERI041H7
USDA Plants Symbol:
Synonyms/Other Names: Arctostaphylos tomentosa ssp. subcordata

Conservation Status

CA Rare Plant Rank:	4.2
Fed List:	None
State List:	None
Global Rank:	G4T3
State Rank:	S3
Other Status:	SB_UCSC
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2022-02-01

Ecology and Life History

Lifeform: perennial evergreen shrub

Blooming Period: Jan-Apr

Elevation:
100 - 730 meters
330 - 2395 feet

General Habitats:

Closed-cone coniferous forest
Chaparral

Microhabitat Details:

Microhabitat:

Rocky

Notes

Notes: Does plant occur in SLO Co.? Possibly threatened by feral herbivores. See Leaflets of Western Botany 1:61 (1933) for original description, and Madroño 19(6):198 (1968) for revised nomenclature.
Threats:
Taxonomy:

Threat List Data from the CNDDB

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

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					0
A	B	C	D	X	U
0	0	0	0	0	0

Occurrence Status:
Historical >20 Years	0
Recent <=20 Years	0

Presence:
Presumed Extant	0
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Los Angeles (LAX), Santa Barbara (SBA)

Quads: Name (Quad Code)
Santa Catalina North (3311844), Santa Catalina West (3311845), Santa Cruz Island A (3311987), Santa Cruz Island B (3311986), Santa Cruz Island C (3311985), Santa Cruz Island D (3311984), Santa Rosa Island North (3312081), Tranquillon Mtn. (3412055)

Notes:

Definitions of codes following a county and/or quad:
*		Presumed extirpated
(?)		Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Regional Map

Map

Presumed Extant

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CNPS Rare Plant Inventory