Taxon Details

Ceanothus ferrisiae

Coyote ceanothus

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Taxon Summary:

Ceanothus ferrisiae, commonly known as Coyote ceanothus, is a perennial evergreen shrub in the Rhamnaceae that is found only in California. It occurs within Chaparral, Coastal scrub, and Valley and foothill grassland, growing at elevations from 120 to 460 meters. Ceanothus ferrisiae is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.

Classification

Scientific Name: Ceanothus ferrisiae McMinn
Common Name: Coyote ceanothus
Family:	Rhamnaceae
Element Code:	PDRHA041N0
USDA Plants Symbol:	CEFE2
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	FE (1995-02-03)
State List:	None
Global Rank:	G1
State Rank:	S1
Other Status:	SB_CalBG/RSABG; SB_SBBG
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2021-10-04

Ecology and Life History

Lifeform: perennial evergreen shrub

Blooming Period: Jan-May

Elevation:
120 - 460 meters
395 - 1510 feet

General Habitats:

Chaparral
Coastal scrub
Valley and foothill grassland

Microhabitat Details:

Microhabitat:

Serpentine

Notes

Notes: Known from approximately five occurrences in the Mt. Hamilton Range. Threatened by expansion of Anderson Reservoir spillway, development, and alteration of fire regimes. See Madroño 2(11):89-90 (1933) for original description.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	3
	Total EOs	% of EOs
EOs with Threat Listed:	3	75 %
Development	2	50%
Grazing	2	50%
Improper burning regime	2	50%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					4
A	B	C	D	X	U
1	1	0	1	0	1

Occurrence Status:
Historical >20 Years	1
Recent <=20 Years	3

Presence:
Presumed Extant	4
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Santa Clara (SCL)

Quads: Name (Quad Code)
Loma Prieta (3712117), Morgan Hill (3712126), Mt. Sizer (3712125)

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