CNPS Inventory Plant Detail

Calochortus simulans

Common Name:	La Panza mariposa lily
Family:	Liliaceae
Synonyms:
Element Code:	PMLIL0D170
Full Name:	Calochortus simulans (Hoov.) Munz
USDA PLANTS Symbol:	CASI7

Biology
Lifeform: perennial bulbiferous herb Blooming Period: April - June Habitat: sandy, often granitic, sometimes serpentinite. • Chaparral • Cismontane woodland • Lower montane coniferous forest • Valley and foothill grassland

Rarity Status
CA Rare Plant Rank: 1B.3 Rare, threatened, or endangered in California and elsewhere .3: Not very endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2.3 S2: Imperiled. .3: No current threats known. Global Rank: G2 G2: Imperiled.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 35
Element Occurrence Ranks:

A B C D X U

3 12 9 3 0 8

Population Status:

Historic >20 yrs	Recent <=20 yrs
14	21

Presence:

Present Extant	Possibly Extirpated	Extirpated
35	0	0

Notes

Threatened by grazing and development. Potentially threatened by road construction and mainetenance. Possibly threatened by recreational activities, vehicles, and non-native plants. Apparently intergrades with C. venustus. See Leaflets of Western Botany 4:4 (1944) for original description.
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: 2012-06-15

Location

Elevation: 395 - 1100 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Santa Barbara (SBA), San Luis Obispo (SLO)

Quads: name (DWR code) USGS code
Peak Mountain (193A) 34119H7, Bates Canyon (193B) 34119H8, Chimineas Ranch (218B) 35119B8, Taylor Canyon (218C) 35119A8, Branch Mtn. (219A) 35120B1, Chimney Canyon (219C) 35120A2, Pismo Beach (221B) 35120B6, La Panza NE (244A) 35120D1, La Panza (244C) 35120C2, California Valley (244D) 35120C1, Camatta Ranch (245A) 35120D3, Wilson Corner (245B) 35120D4, Santa Margarita Lake (245C) 35120C4, Pozo Summit (245D) 35120C3, Santa Margarita (246A) 35120D5, Atascadero (246B) 35120D6, San Luis Obispo (246C) 35120C6, Lopez Mtn. (246D) 35120C5, Shedd Canyon (268C) 35120E4

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

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 .

-120.25,35.25