Utah Valley University Herbarium


Accession # 09996 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Penstemon ambiguus Torr.
Infraspecific    var. laevissimus (D.D. Keck) N.H. Holmgren
Common name   shrubby sand beardtongue
D. Clark   s.n.  
Coll. Date May 2004 
United States
Garfield County
Locality Grand Gulch, along Halls Creek, 0.75 mile along a trail, S of Halls Creek Narrows;
Habitat Notes sandy loam soils, Navajo Formation. 
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° 36'  20" N, 110° 52'  1" W
Datum Not recorded
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):

     Penstemon ambiguus var. laevissimus (Keck) N. Holmgren

     Penstemon ambiguus ssp. laevissimus Keck

Common Name(s): gilia penstemon, pink plains beardtongue, pink plains penstemon.

Taxonomic Hierarchy: (ITIS TSN=529458, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Asteridae
                            Order: Scrophulariales
                                Family: Scrophulariaceae
                                    Genus: Penstemon
                                        Species: Penstemon ambiguus
                                            Variety: Penstemon ambiguus var. laevissimus


Available images of this specimen (click to view):
specimen image: 09996s1.jpg

Images of other samples of the same species:
specimen image: 02946s1.jpg 
specimen image: 04295s1.jpg 
specimen image: 16897s1.jpg 
specimen image: 16897d1.jpg 
specimen image: 16897c1.jpg 
specimen image: 16897b1.jpg 
specimen image: 16897a1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
09997 Ipomopsis gunnisonii      "Gunnison's gilia" same section


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Hall Divide (Gap) Garfield County, UT 1.8 mi. N 4216  Deer Point 
Hall Mesa (Summit) Garfield County, UT 2 mi. N 5168  Clay Point 
Millers Creek (Stream) Garfield County, UT 2 mi. S   Stevens Canyon North 
Middle Point (Cape) Garfield County, UT 4 mi. NE 5007  Clay Point 
Halls Creek (Stream) Garfield County, UT 5.1 mi. S   Bitter Creek Divide 
Bullfrog Creek Overlook (Locale) Garfield County, UT 5.3 mi. N 4899  Clay Point 
Long Canyon (Valley) Garfield County, UT 4.6 mi. SE   Deer Point 


Taxon Links for species Penstemon ambiguus  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:

Zooming out might reveal more collections in other states.

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