Species Details

Calystegia collina ssp. venusta

South Coast Range morning-glory

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Classification

Scientific Name: Calystegia collina (Greene) Brummitt ssp. venusta Brummitt
Common Name: South Coast Range morning-glory
Family:	Convolvulaceae
Element Code:	PDCON04034
USDA Plants Symbol:	CACOV
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	4.3
Fed List:	None
State List:	None
Global Rank:	G4T4
State Rank:	S4
Other Status:
CRPR Changes:
Add Date:	1984-01-01
Date Edited:	2021-09-27

Ecology and Life History

Lifeform: perennial rhizomatous herb

Blooming Period: Apr-Jun

Elevation:
270 - 1490 meters
885 - 4890 feet

General Habitats:

Chaparral
Cismontane woodland
Valley and foothill grassland

Microhabitat Details: sometimes sedimentary

Microhabitat:

Serpentine (sometimes)

Notes

Notes: Can be relatively abundant and tolerant of disturbance. See Kew Bulletin 35(2):328 (1980) for original description.
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)
Fresno (FRE), Monterey (MNT), San Benito (SBT), Santa Barbara (SBA), Santa Clara (SCL)

Quads: Name (Quad Code)
Bald Mountain (3411978), Bickmore Canyon (3612152), Cholame Valley (3512073), Curry Mountain (3612014), Figueroa Mtn. (3411968), Hepsedam Peak (3612037), Hernandez Reservoir (3612047), Idria (3612046), Llanada (3612058), Lonoak (3612038), Los Olivos (3412061), Monarch Peak (3612027), North Chalone Peak (3612142), Panoche Pass (3612161), Parkfield (3512084), Priest Valley (3612026), Rock Spring Peak (3612048), San Benito Mtn. (3612036), Santa Rita Peak (3612035), Santa Teresa Hills (3712127), The Dark Hole (3512083), Villa Creek (3512174)

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

Click on quad for name. Hold Shift Key to use mouse scroll wheel

CNPS Rare Plant Inventory