Utah Valley University Herbarium


Accession # 05458 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Achnatherum hymenoides (Roem. & Schult.) Barkworth
Common name   Indian ricegrass
K.T. Harper   2001-290  
   with C.S. Harper
Coll. Date 03 September 2001 
United States
Wayne County
Locality W of Highway 95, just N of the southern county line.
     Elev.: 4900 ft. (1494 m.)
Habitat Notes on small sand dune. Rhyzosheaths on the roots. 
Climate NCDC temperatures, daily high (red), daily average (green) and daily low (blue), from 1970 to 2000 at this location.   NCDC average monthly precipitation from 1970 to 2000 at this location.
Latitude Longitude 38° 10'  24" N, 110° 44'  26" W
Township Range T30S, R11E, Sec. 29, SE1/4  
Datum Not recorded
Uncertainty Not calculated
TRS Notes Latitude and longitude were derived from township and range information and may be
inaccurate by as much as 0.7 miles (or 4.2 miles if the section is not given).


Synonyms recognized by ITIS (bold taxon is currently accepted):

     Achnatherum hymenoides (Roemer & J.A. Schultes) Barkworth

     Eriocoma cuspidata Nutt.
     Oryzopsis hymenoides (Roemer & J.A. Schultes) Ricker ex Piper
     Stipa hymenoides Roemer & J.A. Schultes

Common Name(s): Indian ricegrass.

Taxonomic Hierarchy: (ITIS TSN=507943, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Liliopsida
                        Subclass: Commelinidae
                            Order: Cyperales
                                Family: Poaceae
                                    Genus: Achnatherum
                                        Species: Achnatherum hymenoides


Available images of this specimen (click to view):
specimen image: 05458s1.jpg

Images of other samples of the same species:
specimen image: 00995s1.jpg 
specimen image: 01125s1.jpg 
specimen image: 01205s1.jpg 
specimen image: 02002s1.jpg 
specimen image: 02540s1.jpg 
specimen image: 02712s1.jpg 
specimen image: 02961s2.jpg 
specimen image: 03295s1.jpg 
specimen image: 03603s1.jpg 
specimen image: 03604s1.jpg 
specimen image: 06413s1.jpg 
specimen image: 07278s1.jpg 
specimen image: 09077s1.jpg 
specimen image: 11682d1.jpg 
specimen image: 11682s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
05461 Chrysothamnus nauseosus  var. consimilis   "rubber rabbitbrush" 1 mi. E
05454 Chrysothamnus pulchellus  var. baileyi   "Bailey's rabbitbrush" same section
05456 Chrysothamnus viscidiflorus  var. stenophyllus  same section
05467 Ephedra viridis  var. viscida   "Cutler's ephedra" same section
05444 Eriogonum corymbosum  var. corymbosum   "crisp-leaf wild buckwheat" 1 mi. E
05457 Eriogonum leptocladon  var. leptocladon   "sand wild buckwheat" same section
05445 Halogeton glomeratus      "saltlover" 1 mi. E
05455 Ipomopsis gunnisonii      "Gunnison's gilia" same section
05463 Oxytenia acerosa      "copperweed" 1 mi. S
05462 Quercus x welshii  hybrid [gambelii x havardii]  1 mi. S
05446 Thelesperma subnudum  var. subnudum   "Navajo tea greenthread" 1 mi. E
05459 Zuckia brandegeei  var. arizonica   "Arizona siltbush" 1 mi. E


Nearby locations from the USGS Geographic Name Information System (GNIS) database:

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Little Meadow (Basin) Wayne County, UT 1.1 mi. NW 5686  Dry Lakes Peak 
Bull Mountain (Summit) Garfield County, UT 2.3 mi. S 9010  Bull Mountain 
Fairview Ranch (Locale) Wayne County, UT 3 mi. N 5197  Bull Mountain 
Horseshoe Basin (Basin) Garfield County, UT 2.8 mi. SW 8268  Dry Lakes Peak 
McClellan Wash (Valley) Wayne County, UT 3.2 mi. N   Dry Lakes Peak 
Birch Spring (Spring) Wayne County, UT 2.7 mi. W 6309  Dry Lakes Peak 
Dugout Bench (Bench) Wayne County, UT 2.9 mi. NW 5637  Dry Lakes Peak 
Side Hill Springs (Spring) Wayne County, UT 3.2 mi. N 5276  Dry Lakes Peak 
Blue Knoll (Summit) Wayne County, UT 2.8 mi. E 5220  Bull Mountain 
Horseshoe Ridge (Ridge) Garfield County, UT 3.3 mi. SW 9443  Dry Lakes Peak 
The Narrows (Gap) Wayne County, UT 3 mi. W 6841  Dry Lakes Peak 
Dugout Bench Spring (Spring) Wayne County, UT 3.3 mi. NW 5574  Dry Lakes Peak 
Granite Ranch (Locale) Wayne County, UT 3.2 mi. E 5109  Bull Mountain 
Granite Creek (Stream) Garfield County, UT 3.3 mi. E   Mount Ellen 
Bacon Slide (Slope) Wayne County, UT 3.5 mi. W 7684  Dry Lakes Peak 
Sawmill Basin (Basin) Garfield County, UT 4.2 mi. S 7907  Mount Ellen 
Twin Seeps (Spring) Garfield County, UT 4 mi. SE 5640  Bull Mountain 
Cold Spring (Spring) Wayne County, UT 3.6 mi. W 7809  Dry Lakes Peak 
Adams Butte (Summit) Wayne County, UT 4.6 mi. N 5049  Bull Mountain 
Dandelion Flat (Flat) Garfield County, UT 4.4 mi. S 8091  Mount Ellen 


Taxon Links for species Achnatherum hymenoides  (Roem. & Schult.) Barkworth

CalPhotos, Berkeley Digital Library Project

CNPS Manual of California Vegetation Database

USDA Plants database
University of Washington Herbarium: Plants of Washington (images)

Texas A&M University: Image Library (images)

Lady Bird Johnson's Wildflower Center

Google Images

External link to this species in the UVU Herbarium:

Zooming out might reveal more collections in other states.

Note: Printing this page will show all information sequentially.   edit