CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record cryptantha_hooveri - Sun, Nov. 28, 2021 00:55 ET c
Cryptantha hooveri
common nameHoover's cryptantha
CalPhotos image
more photos
© 2007 University and Jepson Herbaria  Follow image link for photo data.
life formannual herb
CA Rare Plant Rank
List 1A
LIST 1A: Presumed extinct in California.
state rank
SH     SH: presumed extinct in California
global rank
GH     GH: presumed extinct
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (9):
O'neals (398B) 3711926, Millerton Lake West (398C) 3711916, Knowles (399A) 3711927, Little Table Mountain (399D) 3711917, Bliss Ranch (401C)* 3712014, Chowchilla (401D)* 3712013, Cooperstown (441A)* 3712065, Antioch South (464A)* 3712187, Antioch North (481D)* 3812117
quad data info

Counties, states, regions:
Contra Costa (CCA)*, Kern (KRN), Madera (MAD)*, Stanislaus (STA)*
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Inland dunes (InDns)
•Valley and foothill grassland (VFGrs)(sandy)
blooming period Apr-May  
elevation range9 - 150 meters
Last seen in 1939. Recent surveys unsuccessful; additional field work needed. See Journal of the Arnold Arboretum 18:23 (1937) for original description.
full nameCryptantha hooveri I.M. Johnst.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  CRHO4 Element Code  PDBOR0A190
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 Sun, Nov. 28, 2021 from

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