Taxon Details

Calochortus palmeri var. munzii

San Jacinto mariposa-lily

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Taxon Summary:

Calochortus palmeri var. munzii, commonly known as San Jacinto mariposa-lily, is a perennial bulbiferous herb in the Liliaceae that is found only in California. It occurs within Chaparral, Lower montane coniferous forest, and Meadows and seeps, growing at elevations from 855 to 2200 meters. Calochortus palmeri var. munzii is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Calochortus palmeri Wats. var. munzii Ownbey
Common Name: San Jacinto mariposa-lily
Family:	Liliaceae
Element Code:	PMLIL0D121
USDA Plants Symbol:	CAPAM
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G3T3
State Rank:	S3
Other Status:	BLM_S; SB_CalBG/RSABG; USFS_S
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2021-07-14

Ecology and Life History

Lifeform: perennial bulbiferous herb

Blooming Period: Apr-Jul

Elevation:
855 - 2200 meters
2805 - 7220 feet

General Habitats:

Chaparral
Lower montane coniferous forest
Meadows and seeps

Microhabitat Details:

Microhabitat:

Notes

Notes: Known from only a few occurrences in the San Jacinto Mtns. Possibly threatened by grazing, road maintenance, hydrological alterations, non-native plants, and recreational activities. See Aliso 4:88 (1958) for original description.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	7
	Total EOs	% of EOs
EOs with Threat Listed:	10	21 %
Non-native plant impacts	7	14%
Road/trail construction/maint.	5	10%
Grazing	4	8%
Other	2	4%
Wood cutting or brush clearing	1	2%
Foot traffic/trampling	1	2%
ORV activity	1	2%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					48
A	B	C	D	X	U
0	1	1	0	1	45

Occurrence Status:
Historical >20 Years	10
Recent <=20 Years	38

Presence:
Presumed Extant	47
Possibly Extirpated	0
Presumed Extirpated	1

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Riverside (RIV), San Diego (SDG)

Quads: Name (Quad Code)
Anza (3311656), Beauty Mountain (3311646), Blackburn Canyon (3311667), Butterfly Peak (3311655), Descanso (3211675), Earthquake Valley (3311614), Idyllwild (3311666), Monument Peak (3211684), Palm View Peak (3311665), Rancho Mirage (3311664), San Jacinto Peak (3311676), Toro Peak (3311654), Warner Springs (3311636), Warners Ranch (3311626)

Notes:

Definitions of codes following a county and/or quad:
*		Presumed extirpated
(?)		Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Regional Map

Map

Presumed Extant

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CNPS Rare Plant Inventory