Utah Valley University Herbarium


Accession # 10183 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Lotus humistratus Greene
Common name   foothill deervetch
Donna M. Barnes   4250  
Coll. Date 19 April 2005 
United States
Locality Pahcoon Spring Wash, NW of Pahcoon Spring, along the Motoqua Road, ca. 7.2 road miles NW of the junction with Old Highway 91;
     Elev.: 3886 ft. (1185 m.)
Habitat Notes rocky soil, conglomerate and petrified wood outcrop; juniper forest and 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 37° 14'  52" N, 113° 50'  36" 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.


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

     Lotus humistratus Greene

     Hosackia brachycarpa Benth.

Common Name(s): foothill deervetch, maresfat.

Taxonomic Hierarchy: (ITIS TSN=26385, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Rosidae
                            Order: Fabales
                                Family: Fabaceae
                                    Genus: Lotus
                                        Species: Lotus humistratus


Available images of this specimen (click to view):
specimen image: 10183s1.jpg

Images of other samples of the same species:
specimen image: 04197s1.jpg 
specimen image: 05846s1.jpg 
specimen image: 10067s2.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
10185 Amsinckia intermedia     same section
05839 Astragalus amphioxys  var. amphioxys   "crescent milkvetch" 1 mi. SE
05889 Calochortus flexuosus      "winding mariposa lily" 1 mi. SE
05891 Cymopterus purpureus  var. purpureus   "purple spring parsley" 1 mi. SE
05843 Delphinium parishii  var. parishii   "Parish's larkspur" 1 mi. SE
05883 Haplopappus gracilis      "slender goldenweed" 1 mi. SE
05886 Helianthus petiolaris  ssp. fallax   "prairie sunflower" 1 mi. SE
05885 Langloisia setosissima  ssp. setosissima   "Great Basin langloisia" 1 mi. SE
05888 Lupinus brevicaulis      "shortstem lupine" 1 mi. SE
05887 Microseris lindleyi      "Lindley's silverpuffs" 1 mi. SE
05882 Phacelia pulchella  var. pulchella   "beautiful scorpionweed" 1 mi. SE
05890 Phacelia vallis-mortae      "Death Valley scorpionweed" 1 mi. SE
10184 Thysanocarpus curvipes      "fringe pod" same section
05847 Vulpia octoflora      "sixweeks fescue" 1 mi. SE


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Pahcoon Spring (Spring) Washington County, UT 1 mi. SE 3773  Shivwits 
Pahcoon Flat (Flat) Washington County, UT 1.9 mi. S 4406  Shivwits 
Jackson Reservoir (Reservoir) Washington County, UT 2.7 mi. NW 3963  Motoqua 
Rods Spring (Spring) Washington County, UT 3.1 mi. N 3996  Gunlock 
Cole Spring (Spring) Washington County, UT 3.1 mi. N 4196  Gunlock 
Limekiln Wash (Valley) Washington County, UT 3 mi. NE   Gunlock 
Jackson Spring (Spring) Washington County, UT 3.3 mi. NW 3963  Motoqua 
Manganese Spring (Spring) Washington County, UT 3.9 mi. N 4249  Gunlock 
Gunlock Campground (Locale) Washington County, UT 3.2 mi. E 3603  Gunlock 
Gunlock State Park (Park) Washington County, UT 3.3 mi. E 3609  Gunlock 
Manganese Wash (Valley) Washington County, UT 3.6 mi. E   Gunlock 
Gunlock Reservoir (Reservoir) Washington County, UT 3.7 mi. E 3570  Gunlock 
Gunlock Dam (Dam) Washington County, UT 3.9 mi. E 3717  Shivwits 
Gunlock Reservoir (Reservoir) Washington County, UT 3.9 mi. E 3717  Shivwits 
Intermittent Spring (Spring) Washington County, UT 5.1 mi. N 4518  Gunlock 
Sand Cove Wash (Valley) Washington County, UT 4.2 mi. E   Santa Clara 
Miners Canyon (Valley) Washington County, UT 4.4 mi. NE   Gunlock 
Pahcoon Spring Wash (Valley) Washington County, UT 5.1 mi. SE   Gunlock 
Camp Spring (Spring) Washington County, UT 5.8 mi. SE 3452  Shivwits 
Shem (Populated Place) Washington County, UT 5.6 mi. SE 3297  Shivwits 


Taxon Links for species Lotus humistratus  Greene

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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