CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record calochortus_clavatus_var._avius - Mon, Dec. 6, 2021, 01:29 ET b
Calochortus clavatus var. avius
common namePleasant Valley mariposa lily
CalPhotos image
more photos
unknown © 1985 CNPS  Follow image link for photo data.
life form bulbiferous herb
CA Rare Plant Rank
List 1B.2
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.2: Fairly endangered in California
state rank
S2      ranking system key
global rank
G4T2      ranking system key
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (14):
Illinois Hill (420D)* 3712031, Garnet Hill (492A) 3812043, Devils Nose (492B) 3812044, Dorrington (492D) 3812033, Old Iron Mountain (508B) 3812064, Caldor (508C) 3812054, Peddler Hill (508D) 3812053, Sly Park (509A) 3812065, Camino (509B) 3812066, Omo Ranch (509D) 3812055, Riverton (524C) 3812074, Kyburz (524D) 3812073, Devil Peak (525A) 3812085, Pollack Pines (525D) 3812075
quad data info

Counties, states, regions:
Amador (AMA), Calaveras (CAL), El Dorado (ELD), Mariposa (MPA)*, Placer (PLA)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Lower montane coniferous forest (LCFrs)(Josephine silt loam and volcanic)
blooming period May-Jul  
elevation range305 - 1800 meters
Threatened by development and logging, and possibly by horticultural collecting. Potentially threatened by pipeline construction. 508B (Old Iron Mountain) former quad name is Stump Spring, CA.
full nameCalochortus clavatus Wats. var. avius Jeps.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  CACLA Element Code  PMLIL0D095
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
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Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Mon, Dec. 6, 2021 from

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