Taxon Report

Limnanthes alba Benth. ssp. parishii (Jeps.) Morin

Parish's meadowfoam

Print Report


© 2005 Christopher L. Christie

Taxon Summary

Limnanthes alba ssp. parishii, commonly known as Parish's meadowfoam, is a annual herb in the Limnanthaceae that is found only in California. It occurs within Lower montane coniferous forest, Meadows and seeps, and Vernal pools, growing at elevations from 600 to 2000 meters. Limnanthes alba ssp. parishii is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.


  Classification

Scientific Name:
Limnanthes alba Benth. ssp. parishii (Jeps.) Morin
Common Name:
Parish's meadowfoam
Family: Limnanthaceae
Element Code: PDLIM02052
USDA Plants Symbol:
Synonyms/Other Names:
  • Limnanthes gracilis ssp. parishii

Ecology and Life History

Lifeform: annual herb
Blooming Period: Apr-Jun Apr-Jun
Elevation: 600-2000 (1970-6560)
General Habitats: Lower montane coniferous forest, Meadows and seeps, Vernal pools
Microhabitat: Vernally Mesic
Microhabitat Details:

Occurrence Data from the CNDDB

Total Occurrences: 33
Element Occurrence Ranks:
   Excellent (A) 4
   Good (B) 9
   Fair (C) 1
   Poor (D) 0
   None (X) 1
   Unknown (U) 18
California Endemic:  True
California Counties and Islands: Name (Code)
Riverside (RIV), San Diego (SDG)
Quads: Name (Quad Code)
Cuyamaca Peak (3211685), Idyllwild (3311666), Julian (3311615), Monument Peak (3211684), Mount Laguna (3211674), Palomar Observatory (3311637), Santa Ysabel (3311616), Wildomar (3311753)

Threat List Data from the CNDDB

Threat List Total: 13
EOs with Threat Listed: Total EOs % of EOs
14 42 %
Grazing 10 30%
Recreational use (non-ORV) 5 15%
Road/trail construction/maint. 3 9%
ORV activity 3 9%
Development 2 6%
Erosion/runoff 1 3%
Foot traffic/trampling 1 3%
Other 1 3%
Altered flood/tidal/hydrologic regime 1 3%
Biocides 1 3%
Channelization 1 3%
Dam/Inundation 1 3%
Vandalism/dumping/litter 1 3%

Notes

Threatened by altered hydrology, grazing, and recreational development. Conservation activities occurring as of 1997. See Flora of California 2(1):411 (1936) by W.L. Jepson for original description, and University of California Publications in Botany 25:490 (1952) for revised nomenclature.
Threats:
Threatened by altered hydrology, grazing, and recreational development.
Taxonomy:
Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 5 February 2025].