Utah Valley University Herbarium


Accession # 01546 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Hydrophyllum occidentale (S. Watson) A. Gray
Infraspecific    var. watsonii A. Gray
S. Kelsch   s.n.  
   with K. Duckworth, C. Carpenter
Coll. Date 08 May 1997 
United States
Utah County
Locality South Fork of Provo Canyon, about 1 0.5 miles up.
Habitat Notes in loose soil on S facing slope. 
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° 39'  15" W
Township Range T5S, R3E, Sec. 30  
Datum Not recorded
Uncertainty Not calculated
TRS Notes Latitude and longitude were derived from township and range information and may be
inaccurate by as much as 0.7 miles (or 4.2 miles if the section is not given).


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

     Hydrophyllum occidentale (S. Wats.) Gray

     Hydrophyllum occidentale var. watsonii Gray

Common Name(s): squaw-lettuce, western waterleaf.

Taxonomic Hierarchy: (ITIS TSN=31394, click for more information and references)

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


Available images of this specimen (click to view):
specimen image: 01546s1.jpg

Images of other samples of the same species:
specimen image: 00314s1.jpg 
specimen image: 01613s1.jpg 
specimen image: 02851s1.jpg 
specimen image: 02952s1.jpg 
specimen image: 06879s1.jpg 
specimen image: 08831s1.jpg 
specimen image: 11342s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
07237 Atriplex patula      "spear saltbush" 1.4 mi. SW
01305 Betula occidentalis      "water birch" 1.4 mi. SW
02307 Ceanothus velutinus      "snowbrush ceanothus" 1.4 mi. NE
07238 Clematis orientalis      "Oriental virgins-bower" 1.4 mi. SW
01306 Clematis orientalis      "Oriental virgins-bower" 1.4 mi. SW
02308 Eriogonum heracleoides      "parsnip-flowered wild buckwheat" 1.4 mi. NE
06862 Lomatium triternatum  subsp. platycarpum   "Great Basin desert parsley" 1.4 mi. SE
01544 Mertensia ciliata      "mountain bluebells" same section
15320 Oenothera cespitosa      "tufted evening primrose" 1.7 mi. SE
01545 Physaria acutifolia  var. acutifolia   "sharpleaf twinpod" same section
01307 Populus angustifolia      "narrow-leaf cottonwood" 1.4 mi. SW
06861 Purshia mexicana      "Mexico cliffrose" 1.4 mi. SE


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Little Baldy (Summit) Utah County, UT 1400 ft. NE 7546  Orem 
Indian Trail (Trail) Utah County, UT 2826 ft. N 7376  Orem 
Orem Bench Wildlife Management Area (Park) Utah County, UT 1 mi. S 5929  Orem 
Big Baldy (Summit) Utah County, UT 1 mi. NW 8616  Orem 
Alta Aqueduct (Canal) Utah County, UT 1.5 mi. S 5581  Orem 
Union Aqueduct (Canal) Utah County, UT 1.8 mi. SE 5158  Orem 
Wicks (Populated Place) Utah County, UT 2 mi. SE 4928  Orem 
North Fork Battle Creek (Stream) Utah County, UT 1.8 mi. NW   Timpanogos Cave 
Christmas City (Populated Place) Utah County, UT 2.3 mi. S 4902  Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 2.1 mi. SW 5059  Orem 
Mount Timpanogos Wilderness (Reserve) Utah County, UT 2.2 mi. NE 10913  Timpanogos Cave 
Timpanogos Glacier (Glacier) Utah County, UT 2 mi. E 10220  Bridal Veil Falls 
Pole Canyon (Valley) Utah County, UT 2.3 mi. SE   Bridal Veil Falls 
Big Provo Cirque (Basin) Utah County, UT 2.1 mi. NE 9525  Bridal Veil Falls 
Mount Timpanogos (Summit) Utah County, UT 2.5 mi. N 11497  Timpanogos Cave 
Orem Cemetery (Cemetery) Utah County, UT 2.5 mi. S 4892  Orem 
Olmstead (Populated Place) Utah County, UT 2.6 mi. S 4856  Orem 
Dry Canyon (Valley) Utah County, UT 2.4 mi. SW   Orem 
Timpanogos Scenic Area (Area) Utah County, UT 2.5 mi. NE 10010  Timpanogos Cave 
Sumac Hollow (Valley) Utah County, UT 2.2 mi. SW   Orem 


Taxon Links for species Hydrophyllum occidentale  (S. Watson) A. Gray

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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