Utah Valley University Herbarium


Accession # 14652 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Linanthus watsonii (A. Gray) J.M. Porter & L.A. Johnson
Common name   Watson's prickly phlox
R. Van Buren   1349  
   with J. Cooper
Coll. Date 06 August 2006 
United States
Box Elder County
Locality Golden Spike National Historic Site, W side of entrance rd, ca. 0.25 mile N of the boundary;
     Elev.: 4757 ft. (1450 m.)
Habitat Notes on limestone outcrop; 
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 41° 37'  41.06" N, 112° 29'  27.89" 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: L1S1. 


No synonyms recognized in the ITIS database.


Images of other samples of the same species:
specimen image: 05013s2.jpg 
specimen image: 06538s2.jpg 
specimen image: 09538s2.jpg 
specimen image: 12269b1.jpg 
specimen image: 12269a1.jpg 
specimen image: 12269s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
09537 Agoseris glauca  var. dasycephala   "short mountain dandelion" same section
09569 Asclepias asperula      "spider milkweed" same section
09539 Astragalus beckwithii  var. beckwithii   "Beckwith's milkvetch" same section
09535 Bromus briziformis      "rattlesnake brome" same section
13228 Cirsium subniveum      "snowy thistle" same section
09564 Cirsium subniveum      "snowy thistle" same section
09562 Crepis occidentalis  var. costata   "western hawksbeard" same section
09568 Cryptantha humilis      "round-spiked cat's eye" same section
09566 Cymopterus longipes      "long-stalked spring parsley" same section
09536 Erigeron pumilus  var. concinnus   "western shaggy fleabane" same section
14680 Heterotheca villosa  var. minor   "hairy goldenaster" same section
09565 Lappula occidentalis  var. cupulata   "western stickseed" same section
09538 Linanthus watsonii      "Watson's prickly phlox" same section
09567 Lomatium grayi  var. grayi   "Gray's biscuitroot" same section
09563 Phlox longifolia      "long-leaf phlox" same section


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Chinese Arch (Arch) Box Elder County, UT 609 ft. W 4807  Lampo Junction 
Surbon (Locale) Box Elder County, UT 1.6 mi. N 4977  Lampo Junction 
Blue Creek (Stream) Box Elder County, UT 2 mi. SE   Ridgedale Pass 
Engineer Spring (Spring) Box Elder County, UT 2.8 mi. N 4741  Lampo Junction 
The Church of Jesus Christ of Latter Day Saints (Church) Box Elder County, UT 2.6 mi. W 4964  Golden Spike Monument 
Golden Spike National Historic Site (Park) Box Elder County, UT 3 mi. W 4905  Golden Spike Monument 
Promontory Summit (Gap) Box Elder County, UT 3 mi. W 4915  Golden Spike Monument 
Promontory (historical) (Populated Place) Box Elder County, UT 3 mi. W 4915  Golden Spike Monument 
Engineer Mountain (Summit) Box Elder County, UT 4 mi. N 5378  Lampo Junction 
Golden Spike Monument (Park) Box Elder County, UT 3.1 mi. W 4912  Golden Spike Monument 
Lampo Junction (Populated Place) Box Elder County, UT 3.5 mi. E 4328  Lampo Junction 
North Canyon (Valley) Box Elder County, UT 5.2 mi. S   Golden Spike Monument 
Blue Creek Valley (Valley) Box Elder County, UT 5.4 mi. NE   Ridgedale Pass 


Taxon Links for species Linanthus watsonii  (A. Gray) J.M. Porter & L.A. Johnson

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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