Intermountain Herbarium (Vascular plants & algae)
Catalog #: UTC00260341
Occurrence ID (GUID): 233cd160-fa67-4c4f-9534-2d710f4a1cb7
Taxon: Achnatherum hymenoides (Roemer & J.A. Schultes) Barkworth
Family: Poaceae
Determiner: Assumed to be collector (Assumed to be year collected)
Collector: Elizabeth Verhoeven   WYO10-21   
Date: 2009-07-08
Locality: United States, Wyoming, Washakie, BLM, 6.4 miles up Platte Pipeline Rd. off WY 431.
44.073639  -108.243556  WGS84
Verbatim Coordinates: 44° 04' 25.1'' N 108° 14' 36.8'' W
Elevation: 1354 meters Verbatim Elevation: 4441 ft.
Habitat: Grazed rolling slopes in xeric shrub/desert, Big Horn Basin scrub. Glacial terrace of quaternary alluvium, colluvium; bordering tertiary willwood.
Substrate: Sandy soils, soil color light brown/beige.
Associated Species: Artemisia tridentata ssp. wyomingensis, Helianthus sp., Pseudoroegneria spicata ssp. spicata, Bouteloua gracilis, Agropyron cristatum, Poa secunda, Opuntia polyacantha, Hesperostipa comata, Chrysothamnus sp., Bromus tectorum, Sarcobatus vermiculatus, Gutierrezia sarothrae, Vulpia octoflora, Lygodesmia sp., Plantago patagonica, Kraschninnikovia lanata, Phlox sp.
Description: Plants about 5000+ on 4 A; 0.5-1.5 feet tall.
Notes: Seeds collected from 350 plants for general seeding use. 'Indian ricegrass.' Voucher for: Seeds of Success program, Digital image.
Specimen Images
Rights Holder: Utah State University
Record ID: 233cd160-fa67-4c4f-9534-2d710f4a1cb7
For additional information on this specimen, please contact: Kristian R. Valles ( Herbarium Manager) (
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