Overview
Distribution
Localities documented in Tropicos sources
United States (North America)
Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.
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Anonymous. 1986. List-Based Rec., Soil Conserv. Serv., U.S.D.A. Database of the U.S.D.A., Beltsville.
http://www.tropicos.org/Reference/1103
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National Distribution
United States
Origin: Native
Regularity: Regularly occurring
Currently: Present
Confidence: Confident
Type of Residency: Year-round
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Physical Description
Type Information
Catalog Number: US 156145
Collection: Smithsonian Institution, National Museum of Natural History, Department of Botany
Verification Degree: Original publication and alleged type specimen examined
Preparation: Pressed specimen
Collector(s): L. M. Turner
Locality: Atkha Isld., Atka Island, Alaska, United States, North America
- Syntype: Hult?n, O. E. G. 1936. Svensk Bot. Tidskr. 30: 522.
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Catalog Number: US 1631561
Collection: Smithsonian Institution, National Museum of Natural History, Department of Botany
Verification Degree: Original publication and alleged type specimen examined
Preparation: Pressed specimen
Collector(s): O. E. G. Hult?n
Year Collected: 1932
Locality: Rat Island, Aleutian Islands, Alaska, United States, North America
- Syntype: Hult?n, O. E. G. 1936. Svensk Bot. Tidskr. 30: 522.
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Ecology
Habitat
Comments: Windswept ridges and summits, in fine screes and talus to at least 610 m elevation. In prostrate shrub-herbaceous tundra.
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Conservation
Conservation Status
National NatureServe Conservation Status
United States
Rounded National Status Rank: N2 - Imperiled
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NatureServe Conservation Status
Rounded Global Status Rank: G2 - Imperiled
Reasons: Endemic to the central and western Aleutian Islands, Alaska, where it is known from high mountain peaks.
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Names and Taxonomy
Taxonomy
Comments: A very distinctive endemic species of the Aleutian Islands, Alaska.
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