CNPS Inventory Plant Detail

Clarkia australis

Common Name:	Small's southern clarkia
Family:	Onagraceae
Synonyms:
Element Code:	PDONA05040
Full Name:	Clarkia australis E. Small
USDA PLANTS Symbol:	CLAU2

Biology
Lifeform: annual herb Blooming Period: May - August Habitat: • Cismontane woodland • Lower montane coniferous forest

Rarity Status
CA Rare Plant Rank: 1B.2 Rare, threatened, or endangered in California and elsewhere .2: Fairly endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2.2 S2: Imperiled. .2: Threatened. Global Rank: G2 G2: Imperiled.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 40
Element Occurrence Ranks:

A B C D X U

0 3 4 0 0 33

Population Status:

Historic >20 yrs	Recent <=20 yrs
32	8

Presence:

Present Extant	Possibly Extirpated	Extirpated
40	0	0

Notes
Threatened by logging. See Canadian Journal of Botany 49:1211-1217 (1971) 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: 1980-01-01 Last Update: 2010-03-15

Location

Elevation: 800 - 2075 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Calaveras (CAL), Madera (MAD), Mariposa (MPA), Tuolumne (TUO)

Quads: name (DWR code) USGS code
Fish Camp (418B) 37119D6, El Portal (438A) 37119F7, Kinsley (438B) 37119F8, Buckhorn Peak (439A) 37120F1, Coulterville (439B) 37120F2, Tamarack Flat (455C) 37119G6, Lake Eleanor (456A) 37119H7, Cherry Lake South (456B) 37119H8, Ascension Mtn. (456C) 37119G8, Ackerson Mtn. (456D) 37119G7, Duckwall Mtn. (457A) 37120H1, Tuolumne (457B) 37120H2, Jawbone Ridge (457D) 37120G1, Crandall Peak (474B) 38120B2, Twain Harte (474C) 38120A2, Boards Crossing (491C) 38120C2, Dorrington (492D) 38120C3

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

491

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 .

-120.0,37.875