Utah Valley University Herbarium
Poaceae  ¦  Achnatherum  ¦  Achnatherum speciosum  ¦  09339

Label

 
Accession # 09339 
Family
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Family
PoaceaePoaceaePoaceae  
Species Achnatherum speciosum (Trin. & Rupr.) Barkworth
Common name   desert needlegrass
Collector(s)
 Donna M. Barnes   3832  
   with K.T. Harper
Coll. Date 04 May 2004 
Country
State/Province
County		 United States
Utah
Washington
Locality alluvial fans on the southwestern side of the Beaver Dam Mountains, along Lytle Ranch Road, ca. 3 miles W of the junction with Old Highway 91, NE side of the road;
     Elev.: 3884 ft. (1184 m.)
Habitat Notes Joshua tree-creosote community; rocky outcrop. 
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 37° 5'  10.5" N, 113° 55'  42.4" 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.

Taxonomy


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

     Achnatherum speciosum (Trin. & Rupr.) Barkworth
     Stipa speciosa Trin. & Rupr.

Common Name(s): desert needlegrass.

Taxonomic Hierarchy: (ITIS TSN=507958, click for more information and references)

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

Images

Available images of this specimen (click to view):
specimen image: 09339s1.jpg

Images of other samples of the same species:
specimen image: 05949s1.jpg 
05949
 specimen image: 06015s1.jpg 
06015
 specimen image: 08513s1.jpg 
08513
 specimen image: 08681s1.jpg 
08681
specimen image: 10218s1.jpg 
10218

Nearby Accessions


Other accessions in the database collected near this one:

Accession Name Dist., dir.
09332 Aloysia wrightii      "Wright's beebrush" 60 ft. N
17925 Aloysia wrightii      "Wright's beebrush" 839 ft. S
14506 Ambrosia dumosa      "common bur-sage" 1218 ft. S
15455 Ambrosia salsola  var. salsola  1.6 mi. NE
14502 Amphipappus fremontii  var. spinosus   "Fremont's chaffbush" 1218 ft. S
14507 Atriplex canescens  var. canescens   "four-winged saltbush" 1218 ft. S
14503 Baccharis sergiloides      "desert seep-willow" 1218 ft. S
17922 Brickellia       "brickellbush" 1.4 mi. NW
14460 Brickellia atractyloides      "spearleaf brickellbush" 426 ft. E
10323 Brickellia atractyloides      "spearleaf brickellbush" 1390 ft. SW
15456 Buddleja utahensis     1.6 mi. NE
09342 Buddleja utahensis      "Utah butterflybush" same section
10336 Castilleja chromosa      "common paintbrush" 1390 ft. SW
10326 Chaenactis macrantha      "showy dusty-maiden" 1390 ft. SW
10333 Cheilanthes parryi      "Parry's lipfern" 1390 ft. SW
09338 Cryptantha virginensis      "Virgin River cat's eye" same section
10337 Ephedra viridis      "green ephedra" 1390 ft. SW
17924 Ericameria       "Arizona goldenbush" 839 ft. S
17923 Ericameria laricifolia      "turpentine bush" 1.6 mi. NW
15454 Eriogonum inflatum  var. inflatum  1.6 mi. NE
10329 Galium proliferum      "limestone bedstraw" 1390 ft. SW
10338 Gaura coccinea      "scarlet beeblossom" 1390 ft. SW
09347 Krameria erecta      "little-leaf ratany" same section
09340 Langloisia setosissima  ssp. setosissima   "Great Basin langloisia" same section
10324 Linanthus demissus      "desertsnow" 1390 ft. SW
14505 Lycium andersonii      "water jacket" 1218 ft. S
10325 Mimulus parryi      "annual redspot monkeyflower" 1390 ft. SW
10332 Nemacladus glanduliferus      "glandular threadplant" 1390 ft. SW
10327 Oenothera primiveris  var. bufonis  1390 ft. SW
10335 Parietaria pensylvanica      "Pennsylvania pellitory" 1390 ft. SW
09337 Parietaria pensylvanica      "Pennsylvania pellitory" same section
10334 Phacelia rotundifolia      "round-leaf scorpionweed" 1390 ft. SW
10330 Plantago patagonica      "Patagonia plantain" 1390 ft. SW
09344 Psorothamnus fremontii      "Fremont's dalea" same section
14496 Psorothamnus polydenius      "Nevada dalea" 1533 ft. NE
09346 Psorothamnus polydenius      "Nevada dalea" same section
10340 Purshia mexicana  var. stansburyana   "Stansbury's cliffrose" 1390 ft. SW
09345 Salazaria mexicana      "Mexican bladdersage" same section
17921 Salix lasiolepis      "arroyo willow" 1.4 mi. NW
09341 Schismus barbatus      "common Mediterranean grass" same section
10331 Silene antirrhina      "sleepy silene" 1390 ft. SW
15453 Sphaeralcea grossulariifolia     1.6 mi. NE
09348 Vicia ludoviciana      "Louisiana vetch" same section
10328 Vicia ludoviciana      "Louisiana vetch" 1390 ft. SW
10339 Xylorhiza tortifolia  var. tortifolia   "Mojave aster" 1390 ft. SW
14499 Xylorhiza tortifolia  var. tortifolia   "Mojave aster" 1206 ft. S

Locale


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Welcome Spring (Spring) Washington County, UT 1.3 mi. NE 4544  Castle Cliff 
Middle Spring (Spring) Washington County, UT 2.2 mi. N 4728  Castle Cliff 
Reber Spring (Spring) Washington County, UT 2.6 mi. N 4242  Castle Cliff 
Sam Spring (Spring) Washington County, UT 3 mi. N 4685  West Mountain Peak 
Castle Cliff (Cliff) Washington County, UT 2.7 mi. SE 3862  Castle Cliff 
Crazy Spring (Spring) Washington County, UT 3.5 mi. N 4580  West Mountain Peak 
Castle Cliff (Cliff) Washington County, UT 3.2 mi. SE 4055  Castle Cliff 
Summit Spring (Spring) Washington County, UT 3.1 mi. E 4600  Jarvis Peak 
Summit Spring Wash (Valley) Washington County, UT 3.3 mi. E   Castle Cliff 
Joshua Tree Natural Area (Reserve) Washington County, UT 4 mi. S 3140  Castle Cliff 
Grapevine Spring (Spring) Washington County, UT 3.9 mi. NE 5735  West Mountain Peak 
Indian Spring (Spring) Washington County, UT 4.2 mi. N 5181  West Mountain Peak 
Beaver Dam Mountains (Range) Washington County, UT 5.2 mi. NE 6998  West Mountain Peak 
West Mountain Peak (Summit) Washington County, UT 5.4 mi. NE 7507  West Mountain Peak 
Bulldog Knolls (Range) Washington County, UT 5.3 mi. SE 3373  Jarvis Peak 
Bulldog Canyon (Valley) Washington County, UT 5.5 mi. SE   Jarvis Peak 
Tabeau Peak (Summit) Washington County, UT 6 mi. SE 4341  Jarvis Peak 

Links

Taxon Links for species Achnatherum speciosum  (Trin. & Rupr.) 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:
http://herbarium.UVU.edu/virtual/search.asp?taxon=Achnatherum+speciosum

Zooming out might reveal more collections in other states.

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