Utah Valley University Herbarium


Accession # 00539 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Elymus trachycaulus (Link) Gould ex Shinners
Infraspecific    subsp. trachycaulus 
Common name   slender wheatgrass
R. Collins   556  
Coll. Date 17 August 1979 
United States
Juab County
Locality from Middle Basin to ridge top of Mt. Nebo, along Nebo Basin Trail.
     Elev.: 9900 ft. (3018 m.)
Habitat Notes grassy meadow community; moist E facing slopes 
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 39° 47'  23" N, 111° 44'  31" W
Township Range T12S, R2E, Sec. 7  
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):

     Elymus trachycaulus ssp. trachycaulus (Link) Gould ex Shinners

     Agropyron brevifolium Scribn.
     Agropyron caninum var. andinum (Scribn. & J.G. Sm.) C.L. Hitchc.
     Agropyron caninum var. hornemannii (Koch) Pease & Moore
     Agropyron caninum ssp. majus (Vasey) C.L. Hitchc.
     Agropyron caninum var. mitchellii Welsh
     Agropyron pauciflorum (Schwein.) A.S. Hitchc.
     Agropyron pauciflorum ssp. majus (Vasey) Melderis
     Agropyron pauciflorum ssp. novae-angliae (Scribn.) Melderis
     Agropyron pauciflorum var. novae-angliae (Scribn.) Taylor & MacBryde
     Agropyron pauciflorum ssp. teslinense (Porsild & Senn) Melderis
     Agropyron subsecundum var. andinum (Scribn. & J.G. Sm.) A.S. Hitchc.
     Agropyron tenerum Vasey
     Agropyron teslinense Porsild & Senn
     Agropyron trachycaulum (Link) Malte ex H.F. Lewis
     Agropyron trachycaulum var. majus (Vasey) Fern.
     Agropyron trachycaulum var. novae-angliae (Scribn.) Fern.
     Agropyron violaceum ssp. andinum (Scribn. & J.G. Sm.) Melderis
     Agropyron violaceum var. andinum Scribn. & J.G. Sm.
     Elymus donianus ssp. virescens (Lange) A.& D. Löve
     Elymus pauciflorus (Schwein.) Gould, non Lam.
     Elymus trachycaulus ssp. andinus (Scribn. & J.G. Sm.) A.& D. Löve
     Elymus trachycaulus var. andinus (Scribn. & J.G. Sm.) Dorn
     Elymus trachycaulus var. majus (Vasey) Beetle
     Elymus trachycaulus ssp. novae-angliae (Scribn.) Tzvelev
     Elymus trachycaulus ssp. teslinensis (Porsild & Senn) A. Löve
     Roegneria pauciflora (Schwein.) Hyl.
     Roegneria trachycaula (Link) Nevski
     Triticum trachycaulum Link

Common Name(s): slender wheatgrass.

Taxonomic Hierarchy: (ITIS TSN=524041, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Liliopsida
                        Subclass: Commelinidae
                            Order: Cyperales
                                Family: Poaceae
                                    Genus: Elymus
                                        Species: Elymus trachycaulus
                                            Subspecies: Elymus trachycaulus ssp. trachycaulus


Available images of this specimen (click to view):
specimen image: 00539s1.jpg

Images of other samples of the same species:
specimen image: 00530s1.jpg 
specimen image: 00548s1.jpg 
specimen image: 00565s1.jpg 
specimen image: 00569s1.jpg 
specimen image: 00618s1.jpg 
specimen image: 00652s2.jpg 
specimen image: 00663s1.jpg 
specimen image: 00673s1.jpg 
specimen image: 00871s1.jpg 
specimen image: 00889s1.jpg 
specimen image: 01322s1.jpg 
specimen image: 04550s1.jpg 
specimen image: 05501s2.jpg 
specimen image: 06639s1.jpg 
specimen image: 13030s2.jpg 
specimen image: 13269s1.jpg 
specimen image: 13296s1.jpg 
specimen image: 15826s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
04047 Aquilegia scopulorum      "Utah columbine" 1.8 mi. NE
00535 Artemisia michauxiana      "Michaux's wormwood" 1 mi. N
00534 Castilleja rhexiifolia      "meadow-beauty paintbrush" 1 mi. N
00536 Castilleja rhexiifolia      "meadow-beauty paintbrush" 1 mi. N
00524 Chenopodium fremontii  var. fremontii   "Fremont's goosefoot" 1 mi. N
04046 Collomia debilis      "alpine mountain trumpet" 1.8 mi. NE
00525 Descurainia californica      "Sierra tansy mustard" 1 mi. N
00530 Elymus trachycaulus  subsp. trachycaulus   "slender wheatgrass" 1 mi. N
00533 Erigeron speciosus      "aspen fleabane" 1 mi. N
00529 Eriogonum brevicaule  var. grayi   "Gray's wild buckwheat" 1 mi. N
00519 Eucephalus engelmannii      "Engelmann's aster" 1 mi. N
00522 Holodiscus dumosus      "mountainspray" 1 mi. N
00523 Ligusticum filicinum      "fernleaf licorice-root" same section
00528 Lupinus argenteus  var. argenteus   "silvery lupine" 1 mi. N
00537 Noccaea montana  var. montana   "alpine pennycress" same section
00526 Orthocarpus tolmiei      "Tolmie's owl's-clover" 1 mi. N
00598 Penstemon cyananthus  var. cyananthus   "Wasatch beardtongue" 1 mi. N
00540 Polygonum douglasii  var. douglasii  same section
00538 Polygonum douglasii  var. douglasii  same section
00521 Saxifraga odontoloma      "brook saxifrage" 1 mi. N
00527 Senecio eremophilus  var. kingii   "King's ragwort" 1 mi. N
04097 Silene acaulis      "mountain spiny milkvetch" 1.8 mi. NE
03964 Silene acaulis      "moss catchfly" 1.8 mi. NE
04081 Solidago multiradiata  var. scopulorum   "low goldenrod" 1.8 mi. NE
00543 Thalictrum fendleri      "Fendler's meadow-rue" same section
00520 Valeriana occidentalis      "western valerian" 1 mi. N


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Nebo Peak Trail (Trail) Juab County, UT 0.6 mi. S 8560  Nebo Basin 
Andrews Ridge (Ridge) Juab County, UT 0.7 mi. S 8882  Nebo Basin 
Bear Canyon Picnic Area (Locale) Juab County, UT 0.6 mi. E 6631  Nebo Basin 
Bear Canyon (Valley) Juab County, UT 0.7 mi. E   Nebo Basin 
Tryan Hollow (Valley) Juab County, UT 1 mi. SE   Nebo Basin 
Middle Basin (Basin) Juab County, UT 1.3 mi. N 8977  Nebo Basin 
Cottonwood Campground (Locale) Juab County, UT 1.1 mi. SE 6592  Nebo Basin 
Willow Trail (Trail) Juab County, UT 1.1 mi. W 10375  Mona 
Left Fork Salt Creek (Stream) Utah County, UT 1.4 mi. NE   Nebo Basin 
Right Fork Salt Creek (Stream) Utah County, UT 1.4 mi. NE   Nebo Basin 
Nebo Basin (Basin) Juab County, UT 1.5 mi. N 7523  Nebo Basin 
Cow Hollow (Valley) Juab County, UT 1.4 mi. SE   Nebo Basin 
Andrews Creek (Stream) Juab County, UT 1.6 mi. SE   Mona 
Mahogany Hill (Summit) Juab County, UT 2 mi. S 7727  Nebo Basin 
Middle Ridge (Ridge) Juab County, UT 1.8 mi. W 8885  Mona 
North Basin (Basin) Juab County, UT 2.2 mi. N 11280  Mona 
Ponderosa Campground (Locale) Juab County, UT 2.1 mi. SE 6290  Nebo Basin 
McCune Canyon (Valley) Juab County, UT 2.2 mi. SE   Nebo Basin 
Mount Nebo (Summit) Juab County, UT 2.4 mi. N 11671  Mona 
Wasatch Range (Range) Juab County, UT 2.4 mi. N 11671  Mona 


Taxon Links for species Elymus trachycaulus  (Link) Gould ex Shinners

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:

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