Species Details

Ceanothus cyaneus

Lakeside ceanothus

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Classification

Scientific Name: Ceanothus cyaneus Eastw.
Common Name: Lakeside ceanothus
Family:	Rhamnaceae
Element Code:	PDRHA04070
USDA Plants Symbol:	CECY
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G2
State Rank:	S2
Other Status:	BLM_S; SB_CalBG/RSABG; SB_CRES; USFS_S
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: perennial evergreen shrub

Blooming Period: Apr-Jun

Elevation:
235 - 755 meters
770 - 2475 feet

General Habitats:

Closed-cone coniferous forest
Chaparral

Microhabitat Details:

Microhabitat:

Notes

Notes: Need verification of questionable specimens from quads 49B and 50A. Threatened by development. Potentially threatened by frequent wildfires.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	4
	Total EOs	% of EOs
EOs with Threat Listed:	11	23 %
Non-native plant impacts	9	18%
Development	3	6%
Erosion/runoff	3	6%
Road/trail construction/maint.	1	2%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					48
A	B	C	D	X	U
0	6	0	0	0	42

Occurrence Status:
Historical >20 Years	23
Recent <=20 Years	25

Presence:
Presumed Extant	48
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Baja California (BA), California (CA)

California Counties and Islands: Name (Code)
San Diego (SDG)

Quads: Name (Quad Code)
Alpine (3211677), Cuyamaca Peak (3211685), Del Mar (3211782), Descanso (3211675), Dulzura (3211667), El Cajon Mtn. (3211687), Jamul Mountains (3211668), Julian (3311615), Otay Mesa (3211658), Ramona (3311617), Rancho Santa Fe (3311712), San Vicente Reservoir (3211688), Viejas Mountain (3211676)

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