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Black Alpine Sedge
Carex nigricans

About Black Alpine Sedge (Carex nigricans) Carex nigricans is a species of sedge known by the common name black alpine sedge. It is native to western North America from Alaska to northern California to Colorado, where it grows in wet areas in mountain, taiga, and tundra habitat. This sedge produces thick mats and loose clumps of stems up to 30 centimeters tall from a network of short rhizomes. The pistillate flowers have dark leafs and the fruit is covered in a dark colored, long beaked perigynium.
Plant Description
Plant Type

Max. Height
1 ft (0.3 m)

Flower Color

Native Status

Natural Setting
Site Type
Wet, rocky slopes, meadows

Part Shade

Elevation ?
5451' - 14090'

Annual Precip. ?
29.6" - 119.3"

Summer Precip. ?
1.28" - 4.10"

Coldest Month ?
10.8° F - 40.5° F

Hottest Month ?
34.1° F - 61.0° F

Humidity ?
0.70 vpd - 15.39 vpd

Landscaping Information

Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora

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