Taxon Report

Herissantia crispa (L.) Brizicky

curly herissantia

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Taxon Summary

Herissantia crispa, commonly known as curly herissantia, is a annual/perennial herb in the Malvaceae that is found in California and elsewhere. It occurs within Sonoran desert scrub, growing at elevations from 700 to 725 meters. Herissantia crispa is ranked 2B.3, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Not very threatened in California.


  Classification

Scientific Name:
Herissantia crispa (L.) Brizicky
Common Name:
curly herissantia
Family: Malvaceae
Element Code: PDMAL0F010
USDA Plants Symbol: HECR3
Synonyms/Other Names:

Ecology and Life History

Lifeform: annual/perennial herb
Blooming Period: (Apr)Aug-Sep (Apr)Aug-Sep
Elevation: 700-725 (2295-2380)
General Habitats: Sonoran desert scrub
Microhabitat:
Microhabitat Details:

Occurrence Data from the CNDDB

Total Occurrences: 2
Element Occurrence Ranks:
   Excellent (A) 0
   Good (B) 0
   Fair (C) 0
   Poor (D) 0
   None (X) 0
   Unknown (U) 2
California Endemic:  False
California Counties and Islands: Name (Code)
Imperial (IMP), San Diego (SDG)
Quads: Name (Quad Code)
Earthquake Valley (3311614), In-ko-pah Gorge (3211661)

Notes

Known in CA from only two occurrences at Mountain Springs Grade and Vallecito Wash.
Threats:
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 11 February 2025].