Utah Valley University Herbarium


Accession # 16880 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Hesperochiron pumilus (Douglas ex Griseb.) Porter
Common name   dwarf hesperochiron
Steve Hegji   205  
Coll. Date 11 May 2013 
United States
Millard County
Locality Snake Valley, Knoll Springs vicinity;
     Elev.: 4884 ft. (1489 m.)
Habitat Notes sandy basin spring mounds with some surface water; 
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 39° 15'  58.34" N, 113° 51'  57.88" 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.
Specimen Notes has more than the usual number of flowers, but the pubescence of the leaves, the characters of the corolla, and the presence of rhizomes indicate H. pumilus 


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

     Hesperochiron pumilus (Dougl. ex Griseb.) Porter

     Hesperochiron villosulus (Greene) Suksdorf

Common Name(s): dwarf hesperochiron.

Taxonomic Hierarchy: (ITIS TSN=31381, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Asteridae
                            Order: Solanales
                                Family: Hydrophyllaceae
                                    Genus: Hesperochiron
                                        Species: Hesperochiron pumilus


Available images of this specimen (click to view):
specimen image: 16880s1.jpg specimen image: 16880a1.jpg specimen image: 16880b1.jpg

Images of other samples of the same species:
specimen image: 08856s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
15874 Astragalus lentiginosus  var. araneosus   "cobweb-pod freckled milkvetch" 2664 ft. SW
15873 Dodecatheon pulchellum  var. pulchellum  1.3 mi. SE
15872 Potentilla anserina      "silverweed" 1.9 mi. S


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
North Knoll Spring (Spring) Millard County, UT 165 ft. NE 4879  North Knoll Spring 
Horse Trap Spring (Spring) Millard County, UT 1.5 mi. S 4866  Knoll Hill 
Knoll Springs (Spring) Millard County, UT 1.4 mi. SW 4872  Hole in the Ground 
Knoll Hill (Summit) Millard County, UT 3.1 mi. SE 6231  Knoll Hill 
Browns Wash (Arroyo) Millard County, UT 3.5 mi. E   Conger Mountain 
Baker Creek (Stream) White Pine County, NV 4.5 mi. SW   Wheeler Peak 
Baker Creek (Stream) Millard County, UT 4.5 mi. SW   Baker 
Red Gulch (Valley) Millard County, UT 4.6 mi. NE   Conger Mountain 


Taxon Links for species Hesperochiron pumilus  (Douglas ex Griseb.) Porter

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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