Utah Valley University Herbarium


Accession # 14313 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Penstemon linarioides A. Gray
Infraspecific    var. sileri A. Gray
Common name   Siler's toadflax beardtongue
R. Van Buren   971  
   with J. Cooper
Coll. Date 23 July 2005 
United States
Kane County
Locality Sevier River Valley, along US Highway 89, ca. 0.5 mile S of Garfield County Line, N of Long Valley Junction;
     Elev.: 7224 ft. (2202 m.)
Habitat Notes Claron 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° 31'  43.86" N, 112° 29'  18.96" 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.
Voucher Voucher for "Woody Plants of Utah" by R. Van Buren, K.T. Harper, J. Cooper 
Specimen Notes Journal Code: L4S2. 


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

     Penstemon linarioides ssp. sileri (Gray) Keck

     Penstemon linarioides var. sileri Gray
     Penstemon linarioides var. viridis Keck

Common Name(s): Siler penstemon, Siler's penstemon.

Taxonomic Hierarchy: (ITIS TSN=33942, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Asteridae
                            Order: Scrophulariales
                                Family: Scrophulariaceae
                                    Genus: Penstemon
                                        Species: Penstemon linarioides
                                            Subspecies: Penstemon linarioides ssp. sileri


Images of other samples of the same species:
specimen image: 06033s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
14315 Artemisia nova  var. nova  same section
06051 Eriogonum panguicense      "Panguitch wild buckwheat" 2408 ft. N
06050 Hymenoxys acaulis  var. caespitosa   "caespitose four-nerve daisy" 2408 ft. N
14312 Hymenoxys richardsonii      "Richardson's rubberweed" same section
06053 Penstemon caespitosus  var. desertipicti   "painted mat beardtongue" 2408 ft. N
06052 Physaria arizonica      "Arizona bladderpod" 2408 ft. N
14314 Tetradymia canescens      "spineless horsebrush" same section


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Castle Creek (Stream) Garfield County, UT 1.5 mi. N   Asay Bench 
Sawyer Point (Cape) Garfield County, UT 2 mi. N 7678  Asay Bench 
Spring Hollow (Valley) Garfield County, UT 2.2 mi. N   George Mountain 
Castle Rock (Pillar) Garfield County, UT 2 mi. NW 7589  Asay Bench 
Minnie Creek (Stream) Kane County, UT 2.3 mi. S   Alton 
Tyler Creek (Stream) Kane County, UT 2.3 mi. S   Long Valley Junction 
Castle Creek Reservoir (Reservoir) Kane County, UT 2 mi. W 7372  Asay Bench 
Castle Creek Dam (Dam) Kane County, UT 2 mi. W 7372  Asay Bench 
Cub Spring (Spring) Garfield County, UT 2.3 mi. W 7264  Asay Bench 
Gravel Spring (Spring) Kane County, UT 2.9 mi. S 7422  Long Valley Junction 
McDonald Lake (Reservoir) Kane County, UT 2.6 mi. SW 7484  Asay Bench 
McDonald Lake Dam (Dam) Kane County, UT 2.6 mi. SW 7494  Asay Bench 
Gravel Pass (Gap) Kane County, UT 3 mi. S 7477  Long Valley Junction 
Long Valley Junction (Populated Place) Kane County, UT 3.1 mi. S 7481  Long Valley Junction 
West Fork Asay Creek (Stream) Garfield County, UT 3.4 mi. N   Asay Bench 
Asay Creek (Stream) Garfield County, UT 3.9 mi. N   Asay Bench 
Asay Town (Locale) Garfield County, UT 3.9 mi. N 7034  George Mountain 
Asay Spring (Spring) Garfield County, UT 3.3 mi. W 7136  Asay Bench 
Ikes Valley (Valley) Kane County, UT 3.3 mi. W   Asay Bench 
Don Canyon (Valley) Kane County, UT 3.3 mi. E   Alton 


Taxon Links for species Penstemon linarioides  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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