Utah Valley University Herbarium

Label

 
Accession # 11987 
Family
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Family
FabaceaeFabaceaeFabaceae  
Species Astragalus amphioxys A. Gray
Infraspecific    var. amphioxys 
Common name   crescent milkvetch
Collector(s)
Donna M. Barnes   4904  
Coll. Date 13 April 2006 
Country
State/Province
County
United States
Arizona
Mohave
Locality Mormon Well vicinity, E side of Beaver Dam Wash, S of the Utah State Line;
     Elev.: 2091 ft. (638 m.)
Habitat Notes rough gravel and sand of wash banks. 
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 36° 58'  43" N, 113° 59'  10" W
Datum WGS84 
Uncertainty Polygon diameter (with coordinate as origin): 1' (1800 m.)

Taxonomy


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

     Astragalus amphioxys var. amphioxys Gray

     Astragalus amphioxys melancalyx
     Astragalus amphioxys var. melanocalyx (Rydb.) Tidestrom

Common Name(s): Crescent milkvetch.

Taxonomic Hierarchy: (ITIS TSN=192345, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Rosidae
                            Order: Fabales
                                Family: Fabaceae
                                    Genus: Astragalus
                                        Species: Astragalus amphioxys
                                            Variety: Astragalus amphioxys var. amphioxys
                                                

Images

Available images of this specimen (click to view):
specimen image: 11987s1.jpg

Images of other samples of the same species:
specimen image: 04053s2.jpg 
04053
specimen image: 04281s1.jpg 
04281
specimen image: 05839s1.jpg 
05839
specimen image: 05971s1.jpg 
05971
specimen image: 06553s1.jpg 
06553
specimen image: 06983s1.jpg 
06983
specimen image: 08269s1.jpg 
08269
specimen image: 08515s1.jpg 
08515
specimen image: 09470s2.jpg 
09470
specimen image: 09908s1.jpg 
09908
specimen image: 10174s1.jpg 
10174
specimen image: 10179s1.jpg 
10179
specimen image: 10470s2.jpg 
10470
specimen image: 10485s2.jpg 
10485
specimen image: 10487s1.jpg 
10487
specimen image: 10506s2.jpg 
10506
specimen image: 10562s1.jpg 
10562
specimen image: 10578s2.jpg 
10578
specimen image: 10929s1.jpg 
10929
specimen image: 11464s1.jpg 
11464
specimen image: 11464f1.jpg 
11464
specimen image: 11472s1.jpg 
11472
specimen image: 11472f1.jpg 
11472
specimen image: 11539d1.jpg 
11539
specimen image: 11539s1.jpg 
11539
specimen image: 12585d1.jpg 
12585
specimen image: 12585s2.jpg 
12585
specimen image: 12585c1.jpg 
12585
specimen image: 12617s2.jpg 
12617
specimen image: 12617c1.jpg 
12617
specimen image: 12617d1.jpg 
12617
specimen image: 13160s1.jpg 
13160
specimen image: 13188s1.jpg 
13188
specimen image: 16862s1.jpg 
16862

Nearby Accessions


Other accessions in the database collected near this one:

Accession Name Dist., dir.
11396 Astragalus nuttallianus  var. imperfectus   "Mojave small-flowered milkvetch" same section
11420 Astragalus nuttallianus  var. imperfectus   "Mojave small-flowered milkvetch" same section
11397 Camissonia claviformis  var. aurantiaca   "brown-eyed primrose" same section
11417 Camissonia claviformis  var. claviformis   "brown-eyed primrose" same section
11415 Chaenactis stevioides      "desert pincushion" same section
11413 Cryptantha circumscissa      "cushion forget-me-not" same section
11385 Cryptantha micrantha      "purple-rooted forget-me-not" same section
11416 Cryptantha pterocarya  var. pterocarya   "winged-nut forget-me-not" same section
11404 Cryptantha utahensis      "Utah forget-me-not" same section
11391 Draba reptans      "Carolina draba" same section
11409 Eremalche exilis      "white mallow" same section
11386 Eriastrum diffusum      "miniature woollystar" same section
11408 Eriogonum pusillum      "yellowturbans" same section
11419 Eriogonum trichopes      "little desert trumpet" same section
11392 Eriophyllum lanosum      "white easterbonnets" same section
11412 Geraea canescens      "hairy desert-sunflower" same section
11394 Gilia inconspicua      "shy gilia" same section
12030 Gilia ophthalmoides      "eyed gilia" same section
11399 Gnaphalium luteoalbum      "Jersey cudweed" same section
11395 Lepidium lasiocarpum  var. georginum  same section
11407 Loeseliastrum schottii      "Schott's calico" same section
11403 Lupinus concinnus  ssp. orcuttii   "Orcutt's lupine" same section
11388 Lupinus sparsiflorus      "Coulter's lupine" same section
11424 Lupinus sparsiflorus      "Coulter's lupine" same section
11421 Malacothrix glabrata      "smooth desert-dandelion" same section
11402 Melilotus alba     same section
11425 Mentzelia albicaulis      "whitestem blazingstar" same section
11398 Nemacladus glanduliferus  var. orientalis   "glandular threadplant" same section
11405 Oenothera californica      "California suncup" same section
11393 Pectocarya platycarpa      "toothed combseed" same section
11426 Petunia parviflora     same section
11418 Phacelia ambigua      "notch-leaf scorpionweed" same section
11406 Phacelia fremontii      "Fremont's scorpionweed" same section
11422 Physaria tenella      "Moapa bladderpod" same section
11389 Plagiobothrys arizonicus      "Arizona popcornflower" same section
11387 Plantago insularis      "desert plantain" same section
11401 Potamogeton foliosus  var. foliosus  same section
11411 Salvia columbariae      "chia" same section
11423 Silene antirrhina      "sleepy silene" same section
11390 Stylocline intertexta      "tangled nest-straw" same section
11414 Tamarix chinensis      "five-stamen tamarisk" same section

Locale


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Welcome Creek (Stream) Mohave County, AZ 1327 ft. S   West Mountain Peak 
Mormon Well (Well) Mohave County, AZ 2418 ft. W 2136  Littlefield 
Beaver Dam Wash (Valley) Washington County, UT 1.6 mi. N   Docs Pass 
Initial Monument (Locale) Lincoln County, NV 3.8 mi. W 2546  Terry Benches 
Beaver Dam (Locale) Mohave County, AZ 6.2 mi. SE 1831  Littlefield 

Links

Taxon Links for species Astragalus amphioxys  A. Gray

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=Astragalus+amphioxys

Zooming out might reveal more collections in other states.

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