Astragalus preussii A.Gray var. preussii
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Filed As
Fabaceae
Astragalus preussii A.Gray var. preussii -
Collector(s)
T. S. Ross 7559, 20 Apr 1994
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Location
United States of America. Nevada. Clark Co. Las Vegas northwest USGS 7.5' quadrangle; North Las Vegas; southwest corner Craig St. x Clayton St.
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Habitat
Large, heavily disturbed but presently undeveloped parcel surrounded by active development. Gypsiferous substrate with relictual native vegetation. Topography low with shallow drainages trending eastward. Associated with Ambrosia dumosa, Stanleya pinnata, Acamptopappus sf. shockleyi, Gutierrezia cf. microcephala, lepidium fremontii, ect. Occasionally local.
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Description
Herbaceous perennial. Most plants either fruiting or occuring as dried remains; only one plant encountered with flowers. Corolla medium lavender; banner ascending 40 - 45° from wings; keel tip darker. Stems reddish; leaves gray-green. Pods inflated; unilocular. Phenology of specimen: Fruit.
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Identifiers
NY Barcode: 01264907
Occurrence ID: e624ec4c-16d6-4948-8d56-2dfa3e6fce77
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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
Astragalus preussii A.Gray var. preussii
Note: ! J. Andrew Alexander Nov 2003
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Region
North America
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Country
United States of America
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State/Province
Nevada
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County/Municipio
Clark Co.
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Locality
Las Vegas northwest USGS 7.5' quadrangle; North Las Vegas; southwest corner Craig St. x Clayton St.
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Township, Range, Section
T20S, R61E, S5 NE/4 NE/4 SE/4
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Coordinates
36.2392, -115.179
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Georeferencing Method
TRS Conversion Calculator. Used TRS2LL tool (defunct, now: TRS-data conversion tool, Montana State University, www.esg.montana.edu/gl/trs-data.html) to convert TRS coordinates (Township, Range, Section; Public Land Survey System) to decimal degrees.
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Distribution
Oregon State University Herbarium (OSC) A REVISION OF ASTRAGALUS SECTION PREUSSIANI ! As Determined J. Andrew Alexander November 2003 NEW YORK BOTANICAL GARDEN 01264907 RANCHO SANTA ANA BOTANIC GARDEN Flora of Clark County, Nevada, U.S.A. Fabaceae Astragalus preussii A.Gray var. preussii Las Vegas NW USGS 7.5' quadrangle; T20S R61E, NE/4 NE/4 SE/4 section 5; 2125-2145 ft. elevation (North Las Vegas; SW comer Craig St. x Clayton St.). Large, heavily disturbed but presently undeveloped parcel surrounded by active development. Gypsiferous substrate with relictual native vegetation. Topography low with shallow drainages trending eastward. Herbaceous perennial, occasional locally. Most plants either fruiting or occurring as dried remains; only one plant encountered with flowers. Corolla medium lavender; banner ascending 40-45° from wings; keel tip darker. Stems reddish; leaves gray-green. Pods inflated; unilocular. Associated with Ambrosia dumosa, Stanleya pinnata, Acamptopappus cf. shockleyi, Gutierrezia cf. microcephala, Lepidium fremontii, etc. Timothy S. Ross 7559 20 April 1994. 01264907
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Astragalus preussii A.Gray var. preussii