Taxon Report

Deinandra clementina (Bdg.) B.G. Baldwin

island tarplant

Print Report

Taxon Summary

Deinandra clementina, commonly known as island tarplant, is a perennial deciduous shrub in the Asteraceae that is found only in California. It occurs within Coastal bluff scrub, and Valley and foothill grassland, growing at elevations from 15 to 200 meters. Deinandra clementina is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Classification


Scientific Name:	Deinandra clementina (Bdg.) B.G. Baldwin
Common Name:	island tarplant
Family:	Asteraceae
Element Code:	PDAST4R040
USDA Plants Symbol:	DECL
Synonyms/Other Names:	Hemizonia clementina Bdg.

Ecology and Life History


Lifeform:	perennial deciduous shrub
Blooming Period: (Apr)May-Jul	(Apr)May-Jul
Elevation:	15-200 (50-655)
General Habitats:	Coastal bluff scrub, Valley and foothill grassland
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.3
Global Rank:	G4
State Rank:	S4
State List:	None
Fed List:	None
Other Status:	SB_CalBG/RSABG
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)
Los Angeles (LAX), Santa Barbara (SBA), Ventura (VEN)
Quads: Name (Quad Code)
San Clemente Island Central (3211874), San Clemente Island North (3211885), San Clemente Island South (3211873), San Nicolas Island (3311924), Santa Barbara Island (3311848), Santa Catalina North (3311844), Santa Catalina West (3311845)

Threat List Data from the CNDDB


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

Notes



A synonym of Hemizonia clementina in The Jepson Manual. See Erythea 7:70 (1899) for original description, and Novon 9:462-471 (1999) for revised nomenclature.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 22 February 2025].