Utah Valley University Herbarium


Accession # 10334 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Phacelia rotundifolia Torr. ex S. Watson
Common name   round-leaf scorpionweed
Donna M. Barnes   4223  
Coll. Date 19 April 2005 
United States
Washington County
Locality ca. 2 miles E of Beaver Dam Wash, at pass between two rocky knolls, on the E side of the road, [Beaver Dam Mountains, along the Lytle Ranch Road, ca. 3 road miles W of the junction with Old Highway 91];
     Elev.: 3816 ft. (1163 m.)
Habitat Notes warm desert shrub community with barrel cactus and Joshua trees; rock crevices, rocky soil, W-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 37° 4'  59" N, 113° 55'  33" 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):

     Phacelia rotundifolia Torr. ex S. Wats.

Common Name(s): natalgrass, roundleaf phacelia, round-leaf scorpion-weed.

Taxonomic Hierarchy: (ITIS TSN=31588, click for more information and references)

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


Available images of this specimen (click to view):
specimen image: 10334s3.jpg

Images of other samples of the same species:
specimen image: 08682s1.jpg 
specimen image: 10045s2.jpg 
specimen image: 13200s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
09339 Achnatherum speciosum      "desert needlegrass" 1390 ft. NE
09332 Aloysia wrightii      "Wright's beebrush" 1416 ft. NE
17925 Aloysia wrightii      "Wright's beebrush" 720 ft. NE
14506 Ambrosia dumosa      "common bur-sage" 488 ft. E
14502 Amphipappus fremontii  var. spinosus   "Fremont's chaffbush" 488 ft. E
14507 Atriplex canescens  var. canescens   "four-winged saltbush" 488 ft. E
14503 Baccharis sergiloides      "desert seep-willow" 488 ft. E
17922 Brickellia       "brickellbush" 1.4 mi. NW
14460 Brickellia atractyloides      "spearleaf brickellbush" 1642 ft. NE
10323 Brickellia atractyloides      "spearleaf brickellbush" same section
09342 Buddleja utahensis      "Utah butterflybush" 1390 ft. NE
10336 Castilleja chromosa      "common paintbrush" same section
10326 Chaenactis macrantha      "showy dusty-maiden" same section
10333 Cheilanthes parryi      "Parry's lip fern" same section
09338 Cryptantha virginensis      "Virgin River cat's eye" 1390 ft. NE
10250 Dasyochloa pulchella      "desert fluffgrass" 2.3 mi. S
10337 Ephedra viridis      "green ephedra" same section
17924 Ericameria       "Arizona goldenbush" 720 ft. NE
17923 Ericameria laricifolia      "turpentine bush" 1.6 mi. NW
10329 Galium proliferum      "limestone bedstraw" same section
10338 Gaura coccinea      "scarlet beeblossom" same section
09347 Krameria erecta      "little-leaf ratany" 1390 ft. NE
09340 Langloisia setosissima  subsp. setosissima   "Great Basin langloisia" 1390 ft. NE
10324 Linanthus demissus      "desertsnow" same section
14505 Lycium andersonii      "Anderson's desert-thorn" 488 ft. E
18100 Mimulus guttatus      "common monkeyflower" 1.5 mi. NW
10325 Mimulus parryi      "annual redspot monkeyflower" same section
10249 Nama demissum      "purplemat" 2.3 mi. S
10332 Nemacladus glanduliferus      "glandular threadplant" same section
10327 Oenothera primiveris  var. bufonis  same section
09337 Parietaria pensylvanica      "Pennsylvania pellitory" 1390 ft. NE
10335 Parietaria pensylvanica      "Pennsylvania pellitory" same section
10248 Phacelia fremontii      "Fremont's scorpionweed" 2.3 mi. S
10251 Physaria rectipes      "straight bladderpod" 2.3 mi. S
10330 Plantago patagonica      "Patagonia plantain" same section
09344 Psorothamnus fremontii      "Fremont's dalea" 1390 ft. NE
14496 Psorothamnus polydenius      "Nevada dalea" 2837 ft. NE
09346 Psorothamnus polydenius      "Nevada dalea" 1390 ft. NE
10340 Purshia mexicana  var. stansburyana   "Stansbury's cliffrose" same section
18099 Salazaria mexicana      "Mexican bladdersage" same section
09345 Salazaria mexicana      "Mexican bladdersage" 1390 ft. NE
17921 Salix lasiolepis      "arroyo willow" 1.4 mi. NW
18101 Salvia columbariae      "chia" 1.5 mi. NW
09341 Schismus barbatus      "Mediterranean grass" 1390 ft. NE
10331 Silene antirrhina      "sleepy silene" same section
10328 Vicia ludoviciana      "Louisiana vetch" same section
09348 Vicia ludoviciana      "Louisiana vetch" 1390 ft. NE
10339 Xylorhiza tortifolia  var. tortifolia   "Mojave woody aster" same section
14499 Xylorhiza tortifolia  var. tortifolia   "Mojave woody aster" 417 ft. E


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Welcome Spring (Spring) Washington County, UT 1.3 mi. NE 4544  Castle Cliff 
Middle Spring (Spring) Washington County, UT 2.4 mi. N 4728  Castle Cliff 
Reber Spring (Spring) Washington County, UT 2.9 mi. N 4242  Castle Cliff 
Castle Cliff (Cliff) Washington County, UT 2.5 mi. SE 3862  Castle Cliff 
Sam Spring (Spring) Washington County, UT 3.2 mi. N 4685  West Mountain Peak 
Castle Cliff (Cliff) Washington County, UT 3 mi. SE 4055  Castle Cliff 
Summit Spring (Spring) Washington County, UT 3 mi. E 4600  Jarvis Peak 
Crazy Spring (Spring) Washington County, UT 3.8 mi. N 4580  West Mountain Peak 
Joshua Tree Natural Area (Reserve) Washington County, UT 3.7 mi. S 3140  Castle Cliff 
Summit Spring Wash (Valley) Washington County, UT 3.1 mi. E   Castle Cliff 
Grapevine Spring (Spring) Washington County, UT 4 mi. NE 5735  West Mountain Peak 
Indian Spring (Spring) Washington County, UT 4.4 mi. N 5181  West Mountain Peak 
Beaver Dam Mountains (Range) Washington County, UT 5.3 mi. N 6998  West Mountain Peak 
Bulldog Knolls (Range) Washington County, UT 5.1 mi. SE 3373  Jarvis Peak 
Bulldog Canyon (Valley) Washington County, UT 5.2 mi. SE   Jarvis Peak 
West Mountain Peak (Summit) Washington County, UT 5.5 mi. NE 7507  West Mountain Peak 
Tabeau Peak (Summit) Washington County, UT 5.8 mi. SE 4341  Jarvis Peak 


Taxon Links for species Phacelia rotundifolia  Torr. ex S. Watson

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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