CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record castilleja_campestris_var._succulenta - Fri, Dec. 3, 2021, 04:47 ET b
Castilleja campestris var. succulenta
common namesucculent owl's-clover
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life formannual herb hemiparasitic
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
S2S3   S2S3: Intermediate between S2 and S3
global rank
G4?T2T3      ranking system key
CA state listingEndangered  09/79
federal listingThreatened  03/26/97
where found
MAPS - Use v8 link below.

Topographic quads (23):
Humphreys Station (377B) 3611984, Friant (378B) 3611986, Round Mountain (378D) 3611975, Lanes Bridge (379A) 3611987, Gregg (379B) 3611988, Fresno North (379D)* 3611977, Millerton Lake West (398C) 3711916, Millerton Lake East (398D) 3711915, Daulton (399C) 3711918, Le Grand (400B) 3712022, Berenda (400C) 3712012, Owens Reservoir (420C) 3712032, Haystack Mountain (421A) 3712043, Yosemite Lake (421B) 3712044, Merced (421C) 3712034, Planada (421D) 3712033, Winton (422A) 3712045, Cressey (422B) 3712046, La Grange (440B) 3712064, Snelling (440C) 3712054, Merced Falls (440D) 3712053, Cooperstown (441A) 3712065, Lockeford (478B) 3812122
quad data info

Counties, states, regions:
Fresno (FRE), Madera (MAD), Merced (MER), Mariposa (MPA), San Joaquin (SJQ), Stanislaus (STA)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Vernal pools (VnPls)(often acidic)
blooming period (Mar),Apr-May   Months in parentheses are uncommon.
elevation range50 - 750 meters
Threatened by urbanization, agriculture, flood control, grazing, and trampling. See C. campestris ssp. succulenta in TJM 2. See Leaflets of Western Botany 1(19):228-229 (1936) for original description, and Systematic Botany 16(4):644-666 (1991) and Phytologia 90(1):63-81 (2008) for revised nomenclature.
full nameCastilleja campestris (Benth.) T.I. Chuang & Heckard var. succulenta (Hoover) J.M. Egger
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDSCR0D3Z1
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
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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 Fri, Dec. 3, 2021 from

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