CNPS Inventory Plant Detail

Malacothrix indecora

Common Name:	Santa Cruz Island malacothrix
Family:	Asteraceae
Synonyms:
Element Code:	PDAST660J0
Full Name:	Malacothrix indecora Greene
USDA PLANTS Symbol:	MAIN2

Biology
Lifeform: annual herb Blooming Period: April - September Habitat: rocky. • Coastal bluff scrub • Chaparral • Coastal dunes • Coastal scrub

Rarity Status
Rare Plant Rank: 1B.1 Rare, threatened, or endangered in California and elsewhere .1: Seriously endangered in California Federal Listing Status: FE Endangered (07/31/97) State Listing Status: Not Listed State Rank: S2 S2: Imperiled. Global Rank: G2 G2: Imperiled.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 7
Element Occurrence Ranks:

A B C D X U

0 4 0 0 0 3

Population Status:

Historic >20 yrs	Recent <=20 yrs
2	5

Presence:

Present Extant	Possibly Extirpated	Extirpated
7	0	0

Notes

Known from fewer than ten occurrences. Threatened by feral herbivores, and possibly by erosion. See Bulletin of the California Academy of Sciences 2:152 (1886) for original description, and Madroño 44(3):223-244 (1997) 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: 2010-03-15

Location

Elevation: 5 - 30 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Santa Cruz Island (SCZ), San Miguel Island (SMI), Santa Rosa Island (SRO)

Quads: name (DWR code) USGS code
Santa Cruz Island A (SCZA) 33119H7, Santa Cruz Island B (SCZB)* 33119H6, Santa Cruz Island C (SCZC) 33119H5, San Miguel Island East (SMIE) 33120H3, Santa Rosa Island North (SRON) 33120H1

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

1076

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

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-02). California Native Plant Society. Sacramento, CA. Accessed on .

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