Species Details

Claytonia megarhiza

fell-fields claytonia

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CA Rare Plant Rank: 2B.3
Fed List: None
State List: None
Global Rank: G5
State Rank:
S2
Other Status:
CRPR Changes:
changed from 2.3 to 2B.3 on 2013-06-12
Add Date: 1980-01-01
Date Edited: 2021-05-26
Lifeform: perennial herb
Blooming Period: Jul-Sep
Elevation:
2600 - 3532 meters
8530 - 11590 feet
General Habitat:
  • Alpine boulder and rock field
  • Subalpine coniferous forest (gravelly, rocky)
General Micro Habitat: In crevices between rocks
Micro Habitat:
Notes:
Threatened by foot traffic.
Threats:
Taxonomy:
Other:
Total Occurrences: 24
Element Occurrence Ranks:
A B C D X U
3 2 0 1 0 18
Occurrence Status:
Historical >20 Years 14
Recent <=20 Years 10
Presence:
Presumed Extant 24
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Colorado (CO), Montana (MT), New Mexico (NM), Oregon (OR)
California Counties and Islands: Name (Code)
Alpine (ALP), El Dorado (ELD), Fresno (FRE), Madera (MAD), Mariposa (MPA), Modoc (MOD), Mono (MNO), Nevada (NEV), Placer (PLA), Tuolumne (TUO)
Quads: Name (Quad Code)
Bloody Mtn. (3711858), Caples Lake (3812061), Convict Lake (3711857), Dunderberg Peak (3811913), Eagle Peak (4112032), Ebbetts Pass (3811957), Emerald Bay (3812081), Emerson Peak (4112022), Falls Ridge (3711984), Granite Chief (3912023), Graveyard Peak (3711848), Independence Lake (3912043), Matterhorn Peak (3811914), Mt. Lyell (3711963), Mt. Ritter (3711962), Piute Mtn. (3811915), Rockbound Valley (3812082), Tenaya Lake (3711974), Tower Peak (3811925), Vogelsang Peak (3711973), Yosemite Falls (3711975)
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.

Map

Presumed Extant
Counties   Quads