Taxon Report

Holocarpha virgata (Gray) Keck ssp. elongata Keck

graceful tarplant

Print Report

© 2013 Anna Bennett

Classification


Scientific Name:	Holocarpha virgata (Gray) Keck ssp. elongata Keck
Common Name:	graceful tarplant
Family:	Asteraceae
Element Code:	PDAST4X041
USDA Plants Symbol:	HOVIE
Synonyms/Other Names:

Ecology and Life History


Lifeform:	annual herb
Blooming Period: May-Nov	May-Nov
Elevation:	60-1100 (195-3610)
General Habitats:	Chaparral, Cismontane woodland, Coastal scrub, Valley and foothill grassland
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.2
Global Rank:	G5T3
State Rank:	S3
State List:	None
Fed List:	None
Other Status:	SB_CRES
CRPR Changes:

Occurrence Data from the CNDDB


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

Location


California Endemic: True
California Counties and Islands: Name (Code)
Orange (ORA), Riverside (RIV), San Diego (SDG)
Quads: Name (Quad Code)
Bonsall (3311732), Boucher Hill (3311638), Cuyamaca Peak (3211685), Del Mar (3211782), El Cajon (3211678), Escondido (3311711), Fallbrook (3311743), Hemet (3311668), Imperial Beach (3211751), Jamul Mountains (3211668), Julian (3311615), La Jolla (3211772), La Mesa (3211771), Margarita Peak (3311744), Mesa Grande (3311627), Murrieta (3311752), National City (3211761), Otay Mesa (3211658), Pala (3311731), Poway (3211781), Rancho Santa Fe (3311712), San Clemente (3311745), San Marcos (3311722), San Pasqual (3311618), San Vicente Reservoir (3211688), Santa Ysabel (3311616), Sitton Peak (3311754), Temecula (3311742), Wildomar (3311753)

Threat List Data from the CNDDB


Threat List Total:	0
EOs with Threat Listed:	Total EOs	% of EOs
	0	0 %

Notes



Known in RIV Co. only from Santa Rosa Plateau. Potentially threatened by development. See Aliso 4:111 (1958) for original description. Threatened by development.
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 27 December 2024].