CNPS

CNPS Rare Plant Inventory



Species Details

Limnanthes floccosa ssp. floccosa

woolly meadowfoam

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Photo of Limnanthes floccosa ssp. floccosa
© 2021 Scot Loring 		Photo of Limnanthes floccosa ssp. floccosa
© 2020 Neal Krame 		Photo of Limnanthes floccosa ssp. floccosa
©2020 Neal Kramer

  Classification

Scientific Name:
Limnanthes floccosa Howell ssp. floccosa
Common Name:
woolly meadowfoam
Family: Limnanthaceae
Element Code: PDLIM02043
USDA Plants Symbol: LIFLF
Synonyms/Other Names:

  Conservation Status

CA Rare Plant Rank: 4.2
Fed List: None
State List: None
Global Rank: G4T4
State Rank:
 S3
Other Status: SB_UCBG
CRPR Changes:
Add Date: 1980-01-01
Date Edited: 2022-03-01

  Ecology and Life History

Lifeform: annual herb
Blooming Period: Mar-May(Jun)
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Elevation:
60 - 1335 meters
195 - 4380 feet
General Habitats:
  • Chaparral
  • Cismontane woodland
  • Valley and foothill grassland
  • Vernal pools
Microhabitat Details:
Microhabitat:
  • Vernally Mesic

  Notes

Notes:
Threats:

Threatened by grazing and road widening. Potentially threatened by development. Possibly threatened by non-native plants.
Taxonomy:

  Threat List Data from the CNDDB

Threat List Total: 10
Total EOs % of EOs
EOs with Threat Listed: 34 63 %
THREAT LIST:
Grazing 23 42%
Logging 9 16%
Wood cutting or brush clearing 7 12%
Development 5 9%
Other 4 7%

  Occurrence Data from the CNDDB

Total Occurrences: 54
Element Occurrence Ranks:
A B C D X U
9 18 9 2 0 16
Occurrence Status:
Historical >20 Years 54
Recent <=20 Years 0
Presence:
Presumed Extant 54
Possibly Extirpated 0
Presumed Extirpated 0

  Location

California Endemic:
California Island:
States: Name (Code)
California (CA), Oregon (OR)
California Counties and Islands: Name (Code)
Butte (BUT), Lake (LAK), Lassen (LAS), Napa (NAP), Shasta (SHA), Siskiyou (SIS), Tehama (TEH), Trinity (TRI)
Quads: Name (Quad Code)
Acorn Hollow (4012118), Balls Ferry (4012242), Beegum (4012237), Bella Vista (4012262), Bend (4012232), Bieber (4112112), Big Bend (4112118), Burney (4012186), Burney Falls (4112116), Cable Mtn. (4012183), Campbell Mound (3912187), Cassel (4012185), Chickabally Mtn. (4012236), Clearlake Highlands (3812286), Clough Gulch (4012251), Cold Fork (4012226), Dales (4012231), Dana (4112115), Detert Reservoir (3812265), Dewitt Peak (4012128), Finley Butte (4012137), Hagaman Gulch (4012157), Hayfork (4012352), Inskip Hill (4012138), Inwood (4012158), Kelseyville (3812287), Los Molinos (4012211), Lowrey (4012215), Mineral (4012135), Montague (4112265), Nord (3912178), Oak Run (4012261), Olinda (4012244), Palermo (3912145), Palo Cedro (4012252), Panther Spring (4012127), Platina (4012238), Red Bluff East (4012222), Richardson Springs (3912177), Richardson Springs NW (3912188), Roaring Creek (4012188), Tuscan Springs (4012221), Viola (4012156), Yreka (4112266)
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.
Regional Map

  Map

Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel

  Selected References

Revised Nomenclature: Brittonia 25:177-193 (1973)
Species Account: Limnanthes floccosa ssp. floccosa profile for potential Species of Conservation Concern evaluation (2018)
Other: USFS Potential Species of Conservation Concern Profile

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Suggested Citation:
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 December 2024].
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