Taxon Report

Myriopteris wootonii (Maxon) Grusz & Windham

Wooton's lace fern

Print Report


© 2019 Zoya Akulova

Taxon Summary

Myriopteris wootonii, commonly known as Wooton's lace fern, is a perennial rhizomatous herb in the Pteridaceae that is found in California and elsewhere. It occurs within Joshua tree "woodland", and Pinyon and juniper woodland, growing at elevations from 1600 to 1900 meters. Myriopteris wootonii is ranked 2B.3, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Not very threatened in California.

  Classification
Scientific Name:
 Myriopteris wootonii (Maxon) Grusz & Windham
Common Name:
 Wooton's lace fern
Family: Pteridaceae
Element Code: PPADI090S0
USDA Plants Symbol:
Synonyms/Other Names:
  • Cheilanthes wootonii Maxon

Ecology and Life History
Lifeform: perennial rhizomatous herb
Blooming Period: May-Oct May-Oct
Elevation: 1600-1900 (5250-6235)
General Habitats: Joshua tree "woodland", Pinyon and juniper woodland
Microhabitat: Rocky
Microhabitat Details:

Conservation Status
CA Rare Plant Rank: 2B.3
Global Rank: G5
State Rank:
 S2
State List: None
Fed List: None
Other Status:
CRPR Changes:
  • changed from 2.3 to 2B.3 on 2013-06-12

Occurrence Data from the CNDDB
Total Occurrences: 7
Element Occurrence Ranks:
   Excellent (A) 0
   Good (B) 0
   Fair (C) 0
   Poor (D) 0
   None (X) 0
   Unknown (U) 7

Location
California Endemic:  False
California Counties and Islands: Name (Code)
San Bernardino (SBD)
Quads: Name (Quad Code)
Fountain Peak (3411585), Ivanpah (3511533), Pinto Valley (3511523)

Threat List Data from the CNDDB

Threat List Total: 0
EOs with Threat Listed: Total EOs % of EOs
0 %

 

Notes
Reported from the Panamint Mtns. In A Flora of Southern California (1974) by P. Munz; need quads. See Proceedings of the Biological Society of Washington 3:146 (1918) for original description, Madroño 25(1):56 (1978) for distributional information, and PhytoKeys 32:49-64 (2013) for revised nomenclature.
Threats:
Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 1 November 2025].