Taxon Report

Arctostaphylos cruzensis Roof

Arroyo de la Cruz manzanita

Print Report

© 2006 Steve Matson

Classification


Scientific Name:	Arctostaphylos cruzensis Roof
Common Name:	Arroyo de la Cruz manzanita
Family:	Ericaceae
Element Code:	PDERI040B0
USDA Plants Symbol:	ARCR6
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial evergreen shrub
Blooming Period: Dec-Mar	Dec-Mar
Elevation:	60-310 (195-1015)
General Habitats:	Broadleafed upland forest, Chaparral, Closed-cone coniferous forest, Coastal bluff scrub, Coastal scrub, Valley and foothill grassland
Microhabitat:	Sandy
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G1G2
State Rank:	S1S2
State List:	None
Fed List:	None
Other Status:	BLM_S; SB_SBBG; USFS_S
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	8
Element Occurrence Ranks:
Excellent (A)	2
Good (B)	0
Fair (C)	2
Poor (D)	0
None (X)	0
Unknown (U)	4

Location


California Endemic: True
California Counties and Islands: Name (Code)
Monterey (MNT), San Luis Obispo (SLO)
Quads: Name (Quad Code)
Cambria (3512151), Cape San Martin (3512184), Piedras Blancas (3512163)

Threat List Data from the CNDDB


Threat List Total:	4
EOs with Threat Listed:	Total EOs	% of EOs
	3	38 %
Grazing	2	25%
Other	1	12%
Wood cutting or brush clearing	1	12%
Foot traffic/trampling	1	12%

Notes



Possibly threatened by development and grazing. Potentially threatened by frequent wildfires and fire suppression activities. See Leaflets of Western Botany 9:218 (1962) for original description.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 26 December 2024].