CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record eriogonum_nudum_var._regirivum - Wed, Dec. 8, 2021, 23:53 ET b
Eriogonum nudum var. regirivum
common nameKings River buckwheat
CalPhotos image
more photos
© 2007 Chris Mitchell  Follow image link for photo data.
life formperennial 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
G5T2      ranking system key
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (5):
Miramonte (355A) 3611961, Hume (375C) 3611878, Patterson Mountain (376A) 3611981, Verplank Ridge (376D) 3611971, Pine Flat Dam (377D) 3611973
quad data info

Counties, states, regions:
Fresno (FRE)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Cismontane woodland (CmWld)(carbonate, rocky)
blooming period Aug-Nov  
elevation range150 - 300 meters
Known only from 5 extant occurrences. Possibly extirpated from CCA Co. See Phytologia 66(3):246-248 (1989) for original description and 66(4):329-332 (1989) for taxonomic treatment.
full nameEriogonum nudum Benth. var. regirivum Rev. & J. Stebbins
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  ERNUR Element Code  PDPGN0849F
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. 8, 2021 from

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