CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-14oct 10-10-14
Status: record chamaesyce_hooveri - Fri, Oct. 31, 2014 14:32 ET c
Chamaesyce hooveri
common nameHoover's spurge
CalPhotos image
more photos
Douglas Barbe © 2001 CDFA  Follow image link for photo data.
life formannual 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
G2     G2: 6-20 occurrences OR 1,000-3,000 individuals OR 2,000-10,000 acres
Where did the "RED" code go?
CA state listingNone  
federal listingThreatened  03/26/97
where found
(12/2) v7 maps currently unavailable - use link below for v8 details and maps

Topographic quads (11):
Ivanhoe (333B) 3611942, Monson (334A) 3611943, Turner Ranch (402B) 3712026, Cooperstown (441A) 3712065, Montpelier (441C) 3712056, Turlock Lake (441D) 3712055, Logandale (562B) 3912242, Hamlin Canyon (576B) 3912166, Richardson Springs NW (593B) 3912188, Nord (593C) 3912178, Vina (594A) 3912281
quad data info

Counties, states, regions:
Butte (BUT), Colusa (COL), Glenn (GLE), Merced (MER), Stanislaus (STA), Tehama (TEH), Tulare (TUL)
counties map
CNDDB Quick Viewer
Web application for exploring the CNDDB elements reported at the quad level.
(broadband recommended)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Vernal pools (VnPls)
blooming period Jul-Sep(Oct),   Months in parentheses are uncommon.
elevation range25 - 250 meters
Threatened by grazing, agriculture, and non-native plants. See Proceedings of the Biological Society of Washington 53:9 (1940) for original description, and Madroņo 32(3):187-189 (1985) for revised nomenclature.
full nameChamaesyce hooveri (Wheeler) Koutnik
Version 8    INVENTORY VERSION 8 - Details for this taxon, including GIS and other links

Additional information:
standard acronym  CHHO3 Element Code  PDEUP0D150
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). 2014. Inventory of Rare and Endangered Plants (online edition, v7-14oct). California Native Plant Society. Sacramento, CA. Accessed on Fri, Oct. 31, 2014 from

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