Utah Valley University Herbarium


Accession # 15846 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Trisetum spicatum (L.) K. Richt.
Common name   narrow oat-grass
Oliver Hansen   129  
   with Beth Hansen
Coll. Date 18 September 2010 
United States
Summit County
Locality Uinta Mountains, Anderson Pass, on the Painter’s Basin side of the pass at the top of switchbacks;
     Elev.: 12437 ft. (3792 m.)
Habitat Notes talus slope. 
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° 47'  10.32" N, 110° 22'  27.9" 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.
Voucher Senior Thesis Voucher for Henry's Fork and Vicinity Checklist, Block 19, northern Utah and southern Wyoming. 


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

     Trisetum spicatum (L.) Richter

     Aira spicata L.
     Trisetum montanum Vasey
     Trisetum montanum var. shearii Louis-Marie
     Trisetum spicatum ssp. alaskanum (Nash) Hultén
     Trisetum spicatum var. alaskanum (Nash) Malte ex Louis-Marie
     Trisetum spicatum ssp. congdonii (Scribn. & Merr.) Hultén
     Trisetum spicatum var. congdonii (Scribn. & Merr.) A.S. Hitchc.
     Trisetum spicatum var. maidenii (Gandog.) Fern.
     Trisetum spicatum ssp. majus (Rydb.) Hultén
     Trisetum spicatum var. majus (Rydb.) Farw.
     Trisetum spicatum ssp. molle (Kunth) Hultén
     Trisetum spicatum var. molle (Kunth) Beal
     Trisetum spicatum ssp. montanum (Vasey) W. Weber
     Trisetum spicatum ssp. pilosiglume (Fern.) Hultén
     Trisetum spicatum var. pilosiglume Fern.
     Trisetum spicatum var. spicatiforme Hultén
     Trisetum spicatum var. villosissimum (Lange) Louis-Marie
     Trisetum subspicatum (L.) Beauv.
     Trisetum triflorum (Bigelow) A.& D. Löve
     Trisetum triflorum ssp. molle (Kunth) A.& D. Löve
     Trisetum villosissimum (Lange) Louis-Marie

Common Name(s): spike trisetum.

Taxonomic Hierarchy: (ITIS TSN=41294, click for more information and references)

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


Available images of this specimen (click to view):
specimen image: 15846s1.jpg

Images of other samples of the same species:
specimen image: 00026s1.jpg 
specimen image: 00555s1.jpg 
specimen image: 00946s1.jpg 
specimen image: 04592s1.jpg 
specimen image: 04656s1.jpg 
specimen image: 06298s1.jpg 
specimen image: 06365s1.jpg 
specimen image: 06533s1.jpg 
specimen image: 07806s1.jpg 
specimen image: 07883s1.jpg 
specimen image: 08334s1.jpg 
specimen image: 09111f1.jpg 
specimen image: 09111s1.jpg 
specimen image: 09115f1.jpg 
specimen image: 09115s1.jpg 
specimen image: 09328s1.jpg 
specimen image: 10792s1.jpg 
specimen image: 11174s1.jpg 
specimen image: 11210s1.jpg 
specimen image: 11272s1.jpg 
specimen image: 15824s1.jpg 
specimen image: 15837s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
14072 Aster foliaceus  var. apricus   "alpine leafybract aster" 2 mi. N
15840 Bryophyte      same section
15845 Carex illota      "sheep sedge" same section
15842 Deschampsia cespitosa      "tufted hairgrass" same section
14073 Erigeron goodrichii      "Uinta Mountains fleabane" 2 mi. N
14070 Erigeron tener      "slender fleabane" same section
15847 Festuca ovina  var. brevifolia  925 ft. SE
14069 Gentiana algida      "Arctic gentian" 2229 ft. W
15843 Gentiana algida      "Arctic gentian" same section
14071 Gentiana calycosa      "mountain bog gentian" 1.1 mi. W
14074 Gentianella amarella      "northern dwarf-gentian" 2.1 mi. N
15848 Oxyria digyna      "alpine mountainsorrel" 925 ft. SE
15841 Oxyria digyna      "alpine mountainsorrel" same section
15844 Potentilla ovina  var. decurrens   "sheep cinquefoil" same section
15851 Salix planifolia      "diamondleaf willow" same section
14068 Sedum rhodanthum     2061 ft. SW


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Anderson Pass (Gap) Duchesne County, UT 938 ft. SW 12681  Mount Powell 
Kings Peak (Summit) Duchesne County, UT 2794 ft. S 13026  Kings Peak 
Gunsight Pass (Gap) Duchesne County, UT 1.1 mi. NE 11854  Kings Peak 
South Kings Peak (Summit) Duchesne County, UT 1.4 mi. S 13193  Mount Powell 
Cliff Lake (Lake) Summit County, UT 1.8 mi. W 11451  Mount Powell 
Lake Blanchard (Lake) Summit County, UT 2.1 mi. NW 11172  Mount Powell 
Henrys Fork Lake (Lake) Summit County, UT 2.5 mi. N 10824  Mount Powell 
Kings Lake (Lake) Duchesne County, UT 2.5 mi. S 11454  Mount Powell 
Dollar Lake (Lake) Summit County, UT 2.8 mi. N 10791  Mount Powell 
Grass Lake (Lake) Summit County, UT 2.8 mi. N 10824  Mount Powell 
Irland Lake (Lake) Summit County, UT 2.8 mi. NW 11395  Mount Powell 
Castle Lake (Lake) Summit County, UT 2.8 mi. NW 11369  Mount Powell 
Trail Rider Pass (Gap) Duchesne County, UT 3 mi. SE 11585  Kings Peak 
Painter Basin (Basin) Duchesne County, UT 2.7 mi. E 11162  Kings Peak 
Gilbert Peak (Summit) Summit County, UT 3.1 mi. NE 13409  Kings Peak 
Mount Powell (Summit) Summit County, UT 2.7 mi. W 13035  Mount Powell 
Lake George Beard (Lake) Duchesne County, UT 3.1 mi. SE 11424  Kings Peak 
Gilbert Creek Basin (Basin) Duchesne County, UT 3.4 mi. NE 11457  Kings Peak 
Sawmill Lake (Lake) Summit County, UT 4.3 mi. N 10663  Mount Powell 
Smiths Fork Pass (Gap) Summit County, UT 3.4 mi. W 11789  Mount Powell 


Taxon Links for species Trisetum spicatum  (L.) K. Richt.

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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