Taxon Report

Carex congdonii Bailey

Congdon's sedge

Print Report


Taxon Summary

Carex congdonii, commonly known as Congdon's sedge, is a perennial rhizomatous herb in the Cyperaceae that is found only in California. It occurs within Alpine boulder and rock field, and Subalpine coniferous forest (rocky), growing at elevations from 2600 to 3900 meters. Carex congdonii is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.


  Classification

Scientific Name:
Carex congdonii Bailey
Common Name:
Congdon's sedge
Family: Cyperaceae
Element Code: PMCYP03320
USDA Plants Symbol: CACO12
Synonyms/Other Names:

Ecology and Life History

Lifeform: perennial rhizomatous herb
Blooming Period: Jul-Aug Jul-Aug
Elevation: 2600-3900 (8530-12795)
General Habitats: Alpine boulder and rock field, Subalpine coniferous forest
Microhabitat:
Microhabitat Details:

Occurrence Data from the CNDDB

Total Occurrences: 0
Element Occurrence Ranks:
   Excellent (A) 0
   Good (B) 0
   Fair (C) 0
   Poor (D) 0
   None (X) 0
   Unknown (U) 0
California Endemic:  True
California Counties and Islands: Name (Code)
Fresno (FRE), Inyo (INY), Madera (MAD), Mariposa (MPA), Mono (MNO), Tulare (TUL), Tuolumne (TUO)
Quads: Name (Quad Code)
Chagoopa Falls (3611844), Dunderberg Peak (3811913), Falls Ridge (3711984), Florence Lake (3711838), Graveyard Peak (3711848), Kearsarge Peak (3611873), Kern Lake (3611834), Koip Peak (3711972), Lodgepole (3611856), Matterhorn Peak (3811914), Merced Peak (3711964), Mineral King (3611845), Mount Dana (3711982), Mt. Abbot (3711847), Mt. Brewer (3611864), Mt. Clarence King (3611874), Mt. Goddard (3711816), Mt. Kaweah (3611854), Mt. Morgan (3711846), Mt. Pinchot (3611884), Mt. Thompson (3711825), North Palisade (3711815), Piute Mtn. (3811915), Slide Bluffs (3611886), Split Mtn. (3711814), Tenaya Lake (3711974), Timber Knob (3711953), Tioga Pass (3711983), Triple Divide Peak (3611855), Vogelsang Peak (3711973), Yosemite Falls (3711975)
Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 31 January 2025].