CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record claytonia_megarhiza - Wed, Dec. 1, 2021, 11:26 ET b
Claytonia megarhiza
common namefell-fields claytonia
CalPhotos image
more photos
Robert Potts © 2001 California Academy of Sciences  Follow image link for photo data.
life formperennial herb
CA Rare Plant Rank
List 2B.3
LIST 2B: Rare, threatened, or endangered in California, but more common elsewhere.
     0.3: Not very endangered in California
state rank
S2      ranking system key
global rank
G5     G5: demonstrably secure to ineradicable
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (14):
Bloody Mountain (434C) 3711858, Mount Ritter (435B) 3711962, Mount Lyell (436A) 3711963, Tenaya Lake (454C) 3711974, Vogelsang Peak (454D) 3711973, Yosemite Falls (455D) 3711975, Matterhorn Peak (471C) 3811914, Piute Mountain (472D) 3811915, Ebbetts Pass (506D) 3811957, Caples Lake (507A) 3812061, Rockbound Valley (523B) 3812082, Independence Lake (555A) 3912043, Emerson Peak (673B) 4112022, Eagle Peak (690C) 4112032
quad data info

Counties, states, regions:
Alpine (ALP), Fresno (FRE), Mono (MNO), Modoc (MOD), Mariposa (MPA), Nevada (NEV), Tuolumne (TUO), Colorado (CO), Montana (MT), New Mexico (NM), Oregon (OR)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Alpine boulder and rock field (AlpBR)
•Subalpine coniferous forest (SCFrs)(rocky or gravelly)/In crevices between rocks
blooming period Jul-Sep  
elevation range2600 - 3532 meters
Threatened by foot traffic.
full nameClaytonia megarhiza (Gray) Wats.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  CLME Element Code  PDPOR030A0
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
search Google CNPS website    search Google entire web

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 Wed, Dec. 1, 2021 from

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