Taxon Report

Constancea nevinii (Gray) B.G. Baldwin

Nevin's woolly sunflower

Print Report

Taxon Summary

Constancea nevinii, commonly known as Nevin's woolly sunflower, is a perennial deciduous shrub in the Asteraceae that is found only in California. It occurs within Coastal bluff scrub, and Coastal scrub, growing at elevations from 5 to 410 meters. Constancea nevinii is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.

Classification


Scientific Name:	Constancea nevinii (Gray) B.G. Baldwin
Common Name:	Nevin's woolly sunflower
Family:	Asteraceae
Element Code:	PDAST3N090
USDA Plants Symbol:	CONE9
Synonyms/Other Names:	Eriophyllum nevinii Gray

Ecology and Life History


Lifeform:	perennial deciduous shrub
Blooming Period: Apr-Aug	Apr-Aug
Elevation:	5-410 (15-1345)
General Habitats:	Coastal bluff scrub, Coastal scrub
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.3
Global Rank:	G3
State Rank:	S3
State List:	None
Fed List:	None
Other Status:	SB_CalBG/RSABG; SB_CRES
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	48
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	48

Location


California Endemic: True
California Counties and Islands: Name (Code)
Los Angeles (LAX), Santa Barbara (SBA)
Quads: Name (Quad Code)
San Clemente Island Central (3211874), San Clemente Island North (3211885), San Clemente Island South (3211873), Santa Barbara Island (3311848), Santa Catalina East (3311833), Santa Catalina North (3311844), Santa Catalina West (3311845)

Threat List Data from the CNDDB


Threat List Total:	1
EOs with Threat Listed:	Total EOs	% of EOs
	1	2 %
Development	1	2%

Notes



Feral herbivores removed from SCM Isl., and vegetation recovering. Populations also appear to be recovering on SBR Isl. See Eriophyllum nevinii in The Jepson Manual. See Madroño 46(3):159-160 (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 15 February 2025].