Astragalus terminalis S.Watson
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Filed As
Fabaceae
Astragalus terminalis S.Watson -
Collector(s)
D. M. Henderson 4819 with S. Brunsfeld, P. Brunsfeld, 29 Jul 1978
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Location
United States of America. Idaho. Custer Co. East slope Lost River Range, Challis National Forest, vicinity of Doublespring Pass. Alpine grassy ridge along southwest side of Buck Creek.
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Habitat
On brownish (apparently) low-grade quartzitic rock near crest of ridge with Cymopterus glaucus, Penstemon montanus, and Erigerron tweedyi. Occasional.
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Description
Pubescence appressed; flowers white, the keel purple tipped; wings longer than the keel; calyx black-hairy, the teeth ca. 1 mm long; pods thick, leathery, ca. 15 mm long, incompletely 2-celled. (Both keel lenght of 8-8.5 mm and banner index to 9 too small sensu C. L. Hitchcock, but within range in Barneby's Atlas). Phenology of specimen: Flower.
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Identifiers
NY Barcode: 01283572
Occurrence ID: 9623050a-eb5d-462c-9a14-d82ca92e30a7
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Feedback
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Kingdom
Plantae
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Division
Magnoliophyta
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Order
Fabales
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Family
Fabaceae
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All Determinations
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Region
North America
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Country
United States of America
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State/Province
Idaho
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County/Municipio
Custer Co.
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Locality
East slope Lost River Range, Challis National Forest, vicinity of Doublespring Pass. Alpine grassy ridge along southwest side of Buck Creek
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Elevation
Alt. 3018 m. (9902 ft.)
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Distribution
FLORA OF IDAHO Astragalus terminalis S. Wats. CUSTER CO: East slope Lost River Range, Challis National Forest, vie. Doublespring Pass. Alpine ridge along SW side of Buck Creek drainage, ele 9,900 ft. Occasional on brownish (apparently) low-grade quartzitic rock near crest of ridge with Cymopterus glaucus, Penstemon montanus, and Erigeron tweedyi. Pubescence appressed; fls white, the keel purple tipped; wings longer than the keel; calyx black-hairy, the teeth ca 1 mm long; pods thick, leathery, ca 15 mm long, incom- pletely 2-celled. (Both keel length of 8- 8.5 mm and banner index of 9 too small sensu C.L.Hitchcock, but within range in Barneby's Atlas). Collected by: D. Henderson 4819 S & P Brunsfeld 29 JUL 78 01283572
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Astragalus terminalis S.Watson