Utah Valley University Herbarium


Accession # 05109 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Asclepias speciosa Torr.
Common name   showy milkweed
D.M. Barnes   724  
Coll. Date 12 June 2001 
United States
Utah County
Locality Saratoga Springs, near the outlet of Utah Lake;
Habitat Notes roadside area 
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° 21'  17" N, 111° 54'  30" W
Township Range T5S R1W Sec. 26  
Datum Not recorded
Uncertainty Polygon diameter (with coordinate as origin): 1' (1800 m.)


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

     Asclepias speciosa Torr.

     Asclepias giffordii Eastw.

Common Name(s): showy milkweed.

Taxonomic Hierarchy: (ITIS TSN=30304, click for more information and references)

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


Available images of this specimen (click to view):
specimen image: 05109s3.jpg

Images of other samples of the same species:
specimen image: 00649s3.jpg 
specimen image: 02625s2.jpg 
specimen image: 02778s2.jpg 
specimen image: 02802s4.jpg 
specimen image: 03823s2.jpg 
specimen image: 08146s2.jpg 
specimen image: 11840c1.jpg 
specimen image: 11840s3.jpg 
specimen image: 11840d1.jpg 

Nearby Accessions

  There are no nearby accessions.


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Saratoga Resort Airport (Airport) Utah County, UT 2252 ft. S 4511  Saratoga Springs 
Saratoga (Park) Utah County, UT 2190 ft. S 4505  Saratoga Springs 
Saratoga Resort (Populated Place) Utah County, UT 2259 ft. S 4505  Saratoga Springs 
Saratoga Springs (Populated Place) Utah County, UT 2284 ft. SE 4502  Saratoga Springs 
Gardner Canal (Canal) Utah County, UT 0.9 mi. NW 4547  Saratoga Springs 
Murdock Pumping Station (Locale) Utah County, UT 1.3 mi. S 4495  Saratoga Springs 
Tickville Gulch (Valley) Utah County, UT 1.2 mi. W   Tickville Spring 
Landrock (Summit) Utah County, UT 1.8 mi. S 4830  Saratoga Springs 
Dry Creek (Stream) Utah County, UT 1.4 mi. E   Lehi 
Saratoga Canal (Canal) Utah County, UT 2.7 mi. N 4580  Jordan Narrows 
Burnt Canyon (Valley) Utah County, UT 2.5 mi. SW   Saratoga Springs 
Clinton (Populated Place) Utah County, UT 2.6 mi. N 4672  Jordan Narrows 
Lott Canyon (Valley) Utah County, UT 2.7 mi. SW   Saratoga Springs 
Israel Canyon (Valley) Utah County, UT 3.1 mi. S   Saratoga Springs 
Draper Post Office (Post Office) Salt Lake County, UT 2.4 mi. E 4495  Pelican Point 
Reformation Canyon (Valley) Utah County, UT 2.8 mi. SW   Saratoga Springs 
Clark Canyon (Valley) Utah County, UT 3.7 mi. S   Saratoga Springs 
Meadow School (School) Utah County, UT 3.5 mi. NE 4547  Lehi 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 3.7 mi. NE 4547  Lehi 
Spring Creek (Stream) Utah County, UT 3.4 mi. E   Lehi 


Taxon Links for species Asclepias speciosa  Torr.

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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