CNPS Inventory Plant Detail

Helianthus nuttallii ssp. parishii

Common Name:	Los Angeles sunflower
Family:	Asteraceae
Synonyms:
Element Code:	PDAST4N102
Full Name:	Helianthus nuttallii T. & G. ssp. parishii (Gray) Heiser
USDA PLANTS Symbol:	HENUP

Biology
Lifeform: perennial rhizomatous herb Blooming Period: August - October Habitat: • Marshes and swamps (coastal salt and freshwater)

Rarity Status
CA Rare Plant Rank: 1A Presumed extinct in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: SH SH: All California sites are historical. Global Rank: G5TH G5: (species) Secure, considering populations outside California.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 8
Element Occurrence Ranks:

A B C D X U

0 0 0 0 3 5

Population Status:

Historic >20 yrs	Recent <=20 yrs
8	0

Presence:

Present Extant	Possibly Extirpated	Extirpated
5	2	1

Notes

Last seen in 1937. Extirpated by urbanization. See Proceedings of the American Academy of Arts and Sciences 14:7 (1883) for original description, and Memoirs of the Torrey Botanical Club 22(3):147-152 (1969) for taxonomic treatment.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 1974-01-01
Last Update: 2010-09-16

Location

Elevation: 10 - 1675 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Los Angeles (LAX) *, Orange (ORA) *, San Bernardino (SBD) *

Quads: name (DWR code) USGS code
Newport Beach (071B)* 33117F8, Big Bear Lake (105B)* 34116B8, Forest Falls (105C) 34116A8, San Bernardino South (107D)* 34117A3, Pasadena (110B)* 34118B2, Los Angeles (110C)* 34118A2, Hollywood (111D)* 34118A3, Telegraph Peak (134D) 34117C5, Whitaker Peak (163C)* 34118E6

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

892

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Game: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-117.5,34.25