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Blackened sedge
Carex atrosquama
NatureServe conservation status
Global (G-rank): G5
State (S-rank): S1
External links
Species range
Estimate from download of data from Utah Rare Plant Database on April 29, 2024.
Geocat observations: 4 Extent of Occurrence: 1.417 km2
Historic occurrences older than 40 years not used in ranking.
Spruce forests and openings, and alpine communities at 2805 to 3360 m in the Uinta Mts., Duchesne Colorado; British Columbia and Mont. s. to Colorado; (Welsh et al. 2015).
Threats or limiting factors
The main threats to these occurrences come from habitat degradation due to grazing and drought. Threats to this species are not well documented. Threats compiled using observations and notes from Utah Rare Plant Database and Utah Geospatial Resource Center GIS Data downloaded in 2024. Severity of impacts are not well known so ranges are provided where appropriate.
There are 4 recorded occurrences of Carex atroquama in Utah within the last 40 years. All are within grazing allotments. Drought and climate change is also a threat and likely impacting this species through out it's range (Wrobleski, 2023).
