Taxon Report

Sisyrinchium longipes (E.P. Bicknell) Kearney & Peebles

timberland blue-eyed grass

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Taxon Summary

Sisyrinchium longipes, commonly known as timberland blue-eyed grass, is a perennial herb in the Iridaceae that is found in California and elsewhere. It occurs within Meadows and seeps, growing at elevations from 2060 to 2060 meters. Sisyrinchium longipes is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.


  Classification

Scientific Name:
Sisyrinchium longipes (E.P. Bicknell) Kearney & Peebles
Common Name:
timberland blue-eyed grass
Family: Iridaceae
Element Code: PMIRI0D0Y0
USDA Plants Symbol: SILO5
Synonyms/Other Names:

Ecology and Life History

Lifeform: perennial herb
Blooming Period: Jun-Aug Jun-Aug
Elevation: 2060-2060 (6760-6760)
General Habitats: Meadows and seeps
Microhabitat: Mesic
Microhabitat Details:

Conservation Status

CA Rare Plant Rank: 2B.2
Global Rank: G3
State Rank:
S1
State List: None
Fed List: None
Other Status: SB_CalBG/RSABG; USFS_S
CRPR Changes:
  • changed from 2.2 to 2B.2 on 2013-06-12
  • added to 2.2 on 2008-03-20

Occurrence Data from the CNDDB

Total Occurrences: 1
Element Occurrence Ranks:
   Excellent (A) 0
   Good (B) 0
   Fair (C) 0
   Poor (D) 0
   None (X) 0
   Unknown (U) 1
California Endemic:  False
California Counties and Islands: Name (Code)
San Bernardino (SBD)
Quads: Name (Quad Code)
Moonridge (3411627)

Threat List Data from the CNDDB

Threat List Total: 1
EOs with Threat Listed: Total EOs % of EOs
1 100 %
ORV activity 1 100%

Notes

Known in CA from only one occurrence in the San Bernardino Mountains. Possibly threatened by hydrological alterations and water diversions. Potentially threatened by vehicles. Not in The Jepson Manual (1993).
Threats:
Taxonomy:

Selected References

CRPR List Addition on 2008-03-20
Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 27 January 2025].