Overview
Distribution
Localities documented in Tropicos sources
Canada (North America)
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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Gleason, H. A. 1968. The Choripetalous Dicotyledoneae. vol. 2. 655 pp. In H. A. Gleason Ill. Fl. N. U.S. (ed. 3). New York Botanical Garden, New York.
http://www.tropicos.org/Reference/1704
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Fernald, M. 1950. Manual (ed. 8) i–lxiv, 1–1632. American Book Co., New York.
http://www.tropicos.org/Reference/1327
© Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO 63110 USA
Source:
Missouri Botanical Garden
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Localities documented in Tropicos sources
Canada (North America)
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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Boivin, B. 1967. Flora of the Prairie Provinces. Phytologia 15(6): 329–446.
http://www.tropicos.org/Reference/400
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Barneby, R. C. 1952. A revision of the North American species of Oxytropis DC. Proc. Calif. Acad. Sci. 27: 177–312.
http://www.tropicos.org/Reference/19
© Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO 63110 USA
Source:
Missouri Botanical Garden
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National Distribution
Canada
Origin: Native
Regularity: Regularly occurring
Currently: Present
Confidence: Confident
Type of Residency: Year-round
United States
Origin: Native
Regularity: Regularly occurring
Currently: Present
Confidence: Confident
Type of Residency: Year-round
© NatureServe
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NatureServe
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Global Range: St. John River, Maine; Quebec, w. Newfoundland, Labrador?, New Brunswick?, Manitoba?, Nova Scotia?
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NatureServe
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Ecology
Habitat
Comments: Calcareous rock ledges, gravel, and outcrops near rivers and bays.
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NatureServe
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Conservation
Conservation Status
National NatureServe Conservation Status
Canada
Rounded National Status Rank: N4 - Apparently Secure
United States
Rounded National Status Rank: N1 - Critically Imperiled
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NatureServe
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NatureServe Conservation Status
Rounded Global Status Rank: T4 - Apparently Secure
Reasons: Variety reported to be relatively common in Newfoundland and Quebec. Also known from from 7 occurrences in Maine, all on the St. John River.
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NatureServe
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Trends
Global Short Term Trend: Relatively stable (=10% change)
Comments: Appears to be stable in Maine; reported to be common in Canada, most likely stable.
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NatureServe
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Threats
Comments: Populations in Maine are not immediately threatened but hydropower development on the St. John River would inundate habitat. Threats to Canadian populations, if any, are unknown.
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NatureServe
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Management
Needs: Seek protection of several highly ranked EOs on St. John River and in Canadian provinces.
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NatureServe
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