Utah Valley University Herbarium

Label

 
Accession # 13985 
Family
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Family
ApocynaceaeApocynaceaeAsclepiadaceae  
Species Asclepias ruthiae Maguire
Common name   Ruth's milkweed
Collector(s)
J.G. Harris   4728  
   with P. Bybee
Coll. Date 01 May 2008 
Country
State/Province
County
United States
Utah
Emery County
Locality Dry Lake Wash, ca. 1.5 km WNW of Dellenbaugh Butte;
     Elev.: 4018 ft. (1225 m.)
Habitat Notes sandy soil; sand desert shrub community. 
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 38° 49'  38" N, 110° 7'  47" 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):

     Asclepias uncialis ssp. ruthiae (Maguire) Kartesz & Gandhi

     Asclepias eastwoodiana Barneby
     Asclepias ruthiae Maguire
     Asclepias sanjuanensis Heil, J.M. Porter & Welsh
     Asclepias uncialis var. ruthiae (Maguire) E. Sundell

Common Name(s): Ruth's milkweed.

Taxonomic Hierarchy: (ITIS TSN=524889, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Asteridae
                            Order: Gentianales
                                Family: Asclepiadaceae
                                    Genus: Asclepias
                                        Species: Asclepias uncialis
                                            Subspecies: Asclepias uncialis ssp. ruthiae
                                                

Images

Images of other samples of the same species:
specimen image: 01066s2.jpg 
01066
specimen image: 03955s2.jpg 
03955
specimen image: 06548s2.jpg 
06548
specimen image: 09598s2.jpg 
09598
specimen image: 10910s1.jpg 
10910
specimen image: 10927s2.jpg 
10927
specimen image: 10927f1.jpg 
10927
specimen image: 12094b1.jpg 
12094
specimen image: 12094a1.jpg 
12094
specimen image: 12094s2.jpg 
12094
specimen image: 12094c1.jpg 
12094
specimen image: 12117a1.jpg 
12117
specimen image: 12117s1.jpg 
12117

Nearby Accessions


Other accessions in the database collected near this one:

Accession Name Dist., dir.
13986 Caesalpinia repens     same section
13988 Cymopterus acaulis  var. fendleri   "Fendler's spring parsley" same section
13987 Eremocrinum albomarginatum      "Utah solitaire lily" same section
13991 Erigeron pumilus  var. concinnus   "western shaggy fleabane" same section
13989 Phacelia crenulata  var. corrugata   "notch-leaf scorpionweed" same section
13990 Streptanthella longirostris      "long-beaked streptanthella" same section

Locale


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Dry Lake Wash (Valley) Emery County, UT 1859 ft. SE   Horse Bench East 
Dellenbaugh Butte (Summit) Grand County, UT 1 mi. E 4232  Green River SE 
Salt Wash (Valley) Grand County, UT 2.4 mi. N   Dee Pass 
Ruby Ranch (Locale) Grand County, UT 3.5 mi. S 4003  Green River SE 
San Rafael River (Stream) Emery County, UT 3.8 mi. S   Hadden Holes 
Chaffin Ranch (Locale) Emery County, UT 4.4 mi. S 4016  Horse Bench East 
White Wash (Valley) Grand County, UT 5 mi. SE   Dee Pass 
Red Wash (Valley) Grand County, UT 5.6 mi. SE   Green River SE 
Ninemile Wash (Valley) Emery County, UT 6 mi. N   Jessies Twist 

Links

Taxon Links for species Asclepias ruthiae  Maguire

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=Asclepias+ruthiae

Zooming out might reveal more collections in other states.

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