Taxon Report

Clarkia delicata (Abrams) Nels. & Macbr.

delicate clarkia

Print Report

Classification


Scientific Name:	Clarkia delicata (Abrams) Nels. & Macbr.
Common Name:	delicate clarkia
Family:	Onagraceae
Element Code:	PDONA050D0
USDA Plants Symbol:	CLDE2
Synonyms/Other Names:

Ecology and Life History


Lifeform:	annual herb
Blooming Period: Apr-Jun	Apr-Jun
Elevation:	235-1000 (770-3280)
General Habitats:	Chaparral, Cismontane woodland
Microhabitat:	Gabbroic (often)
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G3
State Rank:	S3
State List:	None
Fed List:	None
Other Status:	BLM_S; SB_CRES
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	140
Element Occurrence Ranks:
Excellent (A)	6
Good (B)	17
Fair (C)	3
Poor (D)	1
None (X)	1
Unknown (U)	112

Location


California Endemic: False
California Counties and Islands: Name (Code)
San Diego (SDG)
Quads: Name (Quad Code)
Alpine (3211677), Barrett Lake (3211666), Boucher Hill (3311638), Cameron Corners (3211664), Campo (3211654), Cuyamaca Peak (3211685), Descanso (3211675), Dulzura (3211667), El Cajon (3211678), El Cajon Mtn. (3211687), Escondido (3311711), Jamul Mountains (3211668), Julian (3311615), La Mesa (3211771), Mesa Grande (3311627), Morena Reservoir (3211665), Mount Laguna (3211674), Otay Mountain (3211657), Pala (3311731), Palomar Observatory (3311637), Pechanga (3311741), Potrero (3211655), Ramona (3311617), Rodriquez Mtn. (3311628), San Pasqual (3311618), San Vicente Reservoir (3211688), Santa Ysabel (3311616), Sombrero Peak (3211673), Tecate (3211656), Tule Springs (3211686), Viejas Mountain (3211676), Warner Springs (3311636)

Threat List Data from the CNDDB


Threat List Total:	8
EOs with Threat Listed:	Total EOs	% of EOs
	26	19 %
Development	9	6%
Road/trail construction/maint.	9	6%
Other	7	5%
Recreational use (non-ORV)	2	1%
Non-native plant impacts	2	1%
ORV activity	2	1%
Foot traffic/trampling	1	0%
Grazing	1	0%

Notes



Threatened by development, non-native plants, road improvement/maintenance, and vehicles. Potentially threatened by frequent wildfires.
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 28 December 2024].