Alyssum desertorum Stapf

• Region

  North America

• Country

  United States of America

• State/Province

  Idaho

• County/Municipio

  Custer Co.

• Locality

  Head of Little Lost River Valley, Summit Creek Campground/Picnic area. Site B; South facing slope, upstream and upland from Summit creek;

• Elevation

  Alt. 1973 m. (6473 ft.)

• Coordinates

  44.276, -113.458

• Coordinate Uncertainty (m)

  200

• Geodetic Datum

  WGS84

• Location Notes

  [US & Canada]

• Distribution

  Map all specimens of this taxon

Ninth Annual Idaho Botanical Foray - 2016
Alyssum dasertorum Stapf
Det. by Janet Bala, 2017, IMF, ID'd with Pam Reschke, Rick Williams
USA., Idaho, Custer County:
Head of Little Lost River Valley, Summit Creek
Campground/Picnic area. Site B. Elev. 6473 ft.
T10N R25E S23
44° 16 558'N, 113° 27.487'W
Uncertainty: 201 m., Datum: WGS 84, Source: Specimen
Label
South facing slope, upstream and upland from Summit
creek. Slope about 20 degree, gravelly, stony, loam.
Associated plants: Artemisia arbuscula, Chrysothanmnus
viscidiflorus, Bromus tectorum, Acnatherum spicatum,
Balsamorhiza saggitata, and Opuntia polycantha.
Annual. Silicle flattened parallel to septum. Pubescent with
unsymmetrical stellate hairs. Leaves not auriculate, sessile.
Silicles glabrous with flattened margins and inflated center.
Sam West 171	17 Jun2016
with Mike Mancuso, Scott Montgomery, Reed Benkendorf
Brassicaceae
Rav J Davis Herbarium (IDS), Idaho Museum of Natural
History
04157577