Utah Valley University Herbarium


Accession # 07165 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Asclepias tuberosa L.
Common name   butterfly milkweed
Donna M. Barnes   2508  
Coll. Date 16 August 2002 
United States
Locality Highway 12, S of Escalante River Crossing.
     Elev.: 6657 ft. (2030 m.)
Habitat Notes sage-pinyon-juniper community; in sand along Hwy. 
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° 45'  N, 111° 26'  W
Datum Not recorded
Uncertainty Polygon diameter (with coordinate as origin): 1' (1800 m.)


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

     Asclepias tuberosa L.

Common Name(s): butterfly milkweed, butterflyweed.

Taxonomic Hierarchy: (ITIS TSN=30313, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Asteridae
                            Order: Gentianales
                                Family: Asclepiadaceae
                                    Genus: Asclepias
                                        Species: Asclepias tuberosa


Available images of this specimen (click to view):
specimen image: 07165s2.jpg

Images of other samples of the same species:
specimen image: 05287s2.jpg 
specimen image: 06030s2.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
06030 Asclepias tuberosa      "butterfly milkweed" same section
07170 Clematis ligusticifolia      "white virgins-bower" 1.9 mi. N
07169 Cleome lutea      "yellow spiderflower" 1.9 mi. N
14394 Eriogonum leptocladon  var. papiliunculi   "butterfly wild buckwheat" same section
07166 Eriogonum leptocladon  var. papiliunculi   "butterfly wild buckwheat" same section
06130 Linum aristatum      "bristle flax" 1.2 mi. S
05125 Lupinus brevicaulis      "shortstem lupine" 1.9 mi. NE
07168 Scirpus microcarpus      "panicled bulrush" 1.9 mi. N


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Little Spencer Flat (Flat) Garfield County, UT 1.5 mi. S 5916  Tenmile Flat 
Phipps Arch (Arch) Garfield County, UT 1.3 mi. E 5561  Calf Creek 
Escalante Natural Bridge (Bridge) Garfield County, UT 1.7 mi. N 5558  Calf Creek 
Maverick Bridge (Bridge) Garfield County, UT 1.7 mi. NE 5364  Calf Creek 
Calf Creek (Stream) Garfield County, UT 2 mi. N   Calf Creek 
Sand Creek (Stream) Garfield County, UT 2.2 mi. NW   Jacobs Reservoir 
Phipps Wash (Valley) Garfield County, UT 2.1 mi. NE   Tenmile Flat 
Bowington Arch (Arch) Garfield County, UT 2.8 mi. NE 5407  Calf Creek 
Calf Creek Campground (Locale) Garfield County, UT 3.2 mi. N 5443  Calf Creek 
Calf Creek Recreation Area (Locale) Garfield County, UT 3.2 mi. N 5355  Calf Creek 
Sand Hollow (Valley) Garfield County, UT 3.3 mi. N   Calf Creek 
Bowington Bench (Bench) Garfield County, UT 3.6 mi. N 5889  Calf Creek 
Haymaker Bench (Bench) Garfield County, UT 3.6 mi. NE 5958  Calf Creek 
Willow Patch Creek (Stream) Garfield County, UT 4 mi. N   Calf Creek 
Big Spencer Flats (Flat) Garfield County, UT 3.6 mi. SE 5742  Tenmile Flat 
Boynton Lookout (Locale) Garfield County, UT 4.3 mi. N 5909  Calf Creek 
Garfield County (Civil) Garfield County, UT 3.7 mi. W 6004  Escalante 
Mamie Creek (Stream) Garfield County, UT 4.5 mi. NW   Escalante 
Death Hollow (Valley) Garfield County, UT 4.5 mi. NW   Roger Peak 
Deer Creek (Stream) Garfield County, UT 4.5 mi. NE   Boulder Town 


Taxon Links for species Asclepias tuberosa  L.

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:

Zooming out might reveal more collections in other states.

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