Utah Valley University Herbarium


Accession # 13030 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Elymus trachycaulus (Link) Gould ex Shinners
Infraspecific    subsp. trachycaulus 
Common name   slender wheatgrass
D.M. Barnes   5938  
Coll. Date 05 July 2007 
United States
Utah County
Locality American Fork, The Meadows shopping center.
     Elev.: 4551 ft. (1388 m.)
Habitat Notes wetland area, soggy soil. 
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 40° 22'  59" N, 111° 49'  5" W
Datum WGS84 
Uncertainty Polygon diameter (with coordinate as origin): GPS
Georef. Notes This coordinate was obtained by a GPS unit and an error estimate was not recorded by the user. However due to the accuracy of most units, a polygon diameter between 25 and 250 meters could reasonably be assumed.


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: 13030s2.jpg

Images of other samples of the same species:
specimen image: 00530s1.jpg 
specimen image: 00539s1.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: 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.
13022 Agrostis stolonifera      "creeping bentgrass" same section
04560 Agrostis stolonifera      "creeping bentgrass" 2.4 mi. SE
13023 Asclepias incarnata      "swamp milkweed" same section
16904 Asclepias incarnata      "swamp milkweed" 631 ft. E
13206 Asclepias incarnata      "swamp milkweed" same section
04555 Avena fatua  var. sativa   "cultivated oats" 2.4 mi. SE
13028 Bromus inermis      "smooth brome" same section
05189 Campanula rapunculoides      "rampion bellflower" same section
13026 Carex utriculata      "Northwest Territory sedge" same section
13024 Castilleja exilis     same section
13622 Centaurea solstitialis      "yellow star-thistle" 1.4 mi. SE
14064 Cleome serrulata      "Rocky Mountain beeplant" 2107 ft. E
05190 Daucus carota  subsp. carota   "Queen Anne's lace" same section
00440 Elaeagnus angustifolia      "Russian olive" 1 mi. S
05511 Eleusine indica      "India goosegrass" 1.2 mi. SW
00232 Equisetum laevigatum      "smooth horsetail" 1 mi. S
05316 Eragrostis cilianensis      "stinkgrass" same section
05510 Eragrostis pectinacea      "tufted lovegrass" same section
14065 Eupatorium maculatum      "spotted trumpetweed" 1838 ft. E
04738 Glycyrrhiza lepidota  var. lepidota  same section
16906 Helenium autumnale      "common sneezeweed" 807 ft. E
04559 Helenium autumnale  var. montanum   "mountain sneezeweed" 2.4 mi. SE
04561 Helenium autumnale  var. montanum   "mountain sneezeweed" 2.4 mi. SE
09845 Helianthus nuttallii      "Nuttall's sunflower" 1.3 mi. E
04736 Helianthus nuttallii      "Nuttall's sunflower" same section
16802 Helianthus nuttallii      "Nuttall's sunflower" 1.3 mi. E
10843 Hibiscus trionum      "flower-of-an-hour" same section
13027 Juncus ensifolius  var. montanus  same section
04574 Juncus torreyi      "Torrey's rush" 1.2 mi. SW
04557 Juncus torreyi      "Torrey's rush" 2.4 mi. SE
14085 Lactuca serriola      "prickly lettuce" 1.5 mi. E
08539 Lemna valdiviana      "valdivia duckweed" 1 mi. S
04735 Mentha spicata      "spearmint" same section
04573 Muhlenbergia asperifolia      "scratchgrass" 1.2 mi. SW
16905 Nepeta cataria      "catnip" 641 ft. E
04737 Oenothera elata      "Hooker's evening primrose" same section
16907 Persicaria maculosa     795 ft. E
04558 Phragmites australis      "common reed" 2.4 mi. SE
00263 Ranunculus inamoenus  var. inamoenus   "graceful buttercup" 1 mi. S
00443 Rhus aromatica  var. trilobata   "skunkbush sumac" 1 mi. S
00512 Rumex obtusifolius      "bitter dock" 1 mi. S
05191 Saponaria officinalis      "bouncingbet" same section
04575 Scirpus pungens  var. longispicatus  1.2 mi. SW
02839 Sedum debile      "orpine stonecrop" 1.7 mi. NE
05704 Sonchus arvensis      "field sowthistle" 1709 ft. E
13029 Sonchus uliginosus      "moist sowthistle" same section
13213 Sonchus uliginosus      "moist sowthistle" same section
14066 Sonchus uliginosus      "moist sowthistle" 1838 ft. E
00357 Tamarix chinensis      "five-stamen tamarisk" 1 mi. S
02929 Tribulus terrestris      "puncturevine" 1.3 mi. E
13025 Verbena hastata      "swamp verbena" same section
13240 Verbena hastata      "swamp verbena" same section
14067 Verbena hastata      "swamp verbena" 1838 ft. E


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Mitchells Hollow (Valley) Utah County, UT 2612 ft. N   Lehi 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 2944 ft. SE 4584  Lehi 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 0.7 mi. NE 4613  Lehi 
Mill Pond (Reservoir) Utah County, UT 0.7 mi. W 4524  Lehi 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 0.8 mi. E 4620  Lehi 
Shelley School (School) Utah County, UT 0.9 mi. NE 4620  Lehi 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1.2 mi. N 4646  Lehi 
Faith Independent Baptist Church (Church) Utah County, UT 1.2 mi. SE 4590  Pelican Point 
Pioneer Memorial Cemetery (Cemetery) Utah County, UT 1.2 mi. E 4633  Lehi 
American Fork Cemetery (Cemetery) Utah County, UT 1.2 mi. NE 4702  Lehi 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1.3 mi. SE 4580  Pelican Point 
Community Presbyterian Church (Church) Utah County, UT 1.2 mi. E 4610  Lehi 
Lehi High School (School) Utah County, UT 1.2 mi. W 4554  Lehi 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1.2 mi. E 4636  Lehi 
Robinson Park (Park) Utah County, UT 1.3 mi. SE 4603  Lehi 
American Fork Post Office (Post Office) Utah County, UT 1.3 mi. SE 4600  Lehi 
American Fork (Populated Place) Utah County, UT 1.2 mi. E 4607  Lehi 
Greenwood School (School) Utah County, UT 1.4 mi. SE 4584  Pelican Point 
Forbes School (School) Utah County, UT 1.3 mi. E 4633  Lehi 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1.5 mi. SE 4547  Pelican Point 


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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