Overview
Distribution
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Cronquist, A. J., A. H. Holmgren, N. H. Holmgren, J. L. Reveal & P. K. Holmgren. 1984. Vascular Plants of the Intermountain West, U.S.A. 4: 1–573. In A. J. Cronquist, A. H. Holmgren, N. H. Holmgren, J. L. Reveal & P. K. Holmgren (eds.) Intermount. Fl. Hafner Pub. Co., New York.
http://www.tropicos.org/Reference/1695
© Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO 63110 USA
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Missouri Botanical Garden
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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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NatureServe
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Global Range: A northern Wasatch endemic. Known from high elevations near Tony Lake and Mt. Naomi in Cache Co., Utah and in Idaho.
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NatureServe
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Ecology
Habitat
Comments: Open calcareous slopes in the subalpine zone at 2000 to 2900 m elevation. Common associates are stinking horsemint (Monardella odoratissima), clematis (Clematis spp.), columbine (Aquilegia spp.), and other species of penstemon.
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Population Biology
Number of Occurrences
Note: For many non-migratory species, occurrences are roughly equivalent to populations.
Estimated Number of Occurrences: 6 - 20
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NatureServe
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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 a small area in Cache County, Utah and adjacent Franklin County, Idaho. Restricted to high elevation limestone and dolomite outcrops.
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NatureServe
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Threats
Comments: In Utah, threatened by recreational use of habitat, possible timber harvests and industrial expansion.
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NatureServe
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