Carex tiogana

Carex tiogana is a rare species of sedge known by the common name Tioga sedge.

Carex tiogana

Critically Imperiled  (NatureServe)
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Cyperaceae
Genus: Carex
Subgenus: Carex subg. Carex
Section: Carex sect. Chlorostachyae
Species:
C. tiogana
Binomial name
Carex tiogana
D.W.Taylor & J.D.Mastrog.

It is endemic to California, where it is known only from the Sierra Nevada in Mono County.[1] There are four small occurrences.[2]

Description

The Carex tiogana sedge grows in clumps of stems up to 75 mm (3.0 in) long. The narrow, rough-edged leaves are sickle-shaped.[1] It grows in meadows and next to lakes at elevations of 3,090–3,310 m (10,140–10,860 ft).[3]

This sedge is very similar to Carex capillaris and some authors argue it should be treated as a subtaxon of that species.[4][5]

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References

  1. Carex tiogana. Jepson.
  2. Carex tiogana. California Native Plant Society Rare Plant Profile.
  3. Carex tiogana. The Nature Conservancy.
  4. Carex capillaris. Flora of North America.
  5. "Carex tiogana D.W.Taylor & J.D.Mastrog". plantsoftheworldonline.org. Royal Botanical Gardens Kew. Retrieved 2018-10-20.
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