''Carex tiogana'' is a rare species of

sedge The Cyperaceae are a family of graminoid (grass-like), monocotyledonous flowering plants known as sedges. The family is large, with some 5,500 known species described in about 90 genera, the largest being the "true sedges" genus ''Carex'' wit ...

known by the common name Tioga sedge. It is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

, where it is known only from the

Sierra Nevada The Sierra Nevada () is a mountain range in the Western United States, between the Central Valley of California and the Great Basin. The vast majority of the range lies in the state of California, although the Carson Range spur lies primarily ...

Mono County Mono County ( ) is a county located in the east central portion of the U.S. state of California. As of the 2020 census, the population was 13,195, making it the fourth-least populous county in California. The county seat is Bridgeport. The coun ...

.''Carex tiogana''.
Jepson. There are four small occurrences.
California Native Plant Society Rare Plant Profile.

Description

The ''Carex tiogana'' sedge grows in clumps of stems up to long. The narrow, rough-edged leaves are sickle-shaped. It grows in meadows and next to lakes at elevations of .''Carex tiogana''.
The Nature Conservancy. This sedge is very similar to ''

Carex capillaris ''Carex capillaris'', the hair-like sedge, is a species of sedge found in North America and northern Eurasia including Greenland. '' Carex tiogana'', from northern California, is sometimes included in ''Carex capillaris''. Two subspecies are acc ...

'' and some authors argue it should be treated as a

subtaxon In biology, a taxon (back-formation from ''taxonomy''; plural taxa) is a group of one or more populations of an organism or organisms seen by taxonomists to form a unit. Although neither is required, a taxon is usually known by a particular nam ...

of that species.''Carex capillaris''.

Flora of North America The ''Flora of North America North of Mexico'' (usually referred to as ''FNA'') is a multivolume work describing the native plants and naturalized plants of North America, including the United States, Canada, St. Pierre and Miquelon, and Greenla ...

References

External links

Jepson Manual Treatment — ''Carex tiogana''''Carex tiogana'' — CalPhotos Photo Gallery
{{Taxonbar, from=Q5039145 tiogana Endemic flora of California Flora of the Sierra Nevada (United States) Plants described in 1999 Critically endangered flora of California Natural history of Mono County, California