Utah Valley University Herbarium


Accession # 15432 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Thamnosma montana Torr. & Frem.
Common name   turpentinebroom
Aaron Searle   30  
Coll. Date 27 September 2008 
United States
Washington County
Locality Beaver Dam Wash vicinity, ca. 1 km E of Lytle Ranch;
     Elev.: 2800 ft. (854 m.)
Habitat Notes W facing slopes, with Larrea tridentata and Yucca brevifolia. 
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° 8'  3.74" N, 114° 1'  22.73" 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):

     Thamnosma montana Torr. & Frém.

Common Name(s): Mohave desertrue, turpentine broom, turpentinebroom.

Taxonomic Hierarchy: (ITIS TSN=29004, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Rosidae
                            Order: Sapindales
                                Family: Rutaceae
                                    Genus: Thamnosma
                                        Species: Thamnosma montana


Images of other samples of the same species:
specimen image: 02668s2.jpg 
specimen image: 09973s1.jpg 
specimen image: 10186s1.jpg 
specimen image: 11526f1.jpg 
specimen image: 11526s1.jpg 
specimen image: 13616s1.jpg 
specimen image: 16857d1.jpg 
specimen image: 16857c1.jpg 
specimen image: 16857b1.jpg 
specimen image: 16857a1.jpg 
specimen image: 16857s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
05725 Acacia greggii      "catclaw acacia" same section
08746 Acacia greggii      "catclaw acacia" same section
17928 Acacia greggii      "catclaw acacia" 1839 ft. NE
14816 Acacia greggii      "catclaw acacia" same section
14495 Acacia greggii      "catclaw acacia" 1777 ft. N
14494 Acamptopappus sphaerocephalus      "goldenhead" same section
08743 Amaranthus albus      "pale pigweed" same section
08738 Antennaria microphylla      "little-leaf pussytoes" same section
10194 Baccharis glutinosa      "sticky seep-willow" 1653 ft. N
10321 Baileya multiradiata      "desert marigold" same section
08733 Berula erecta      "cut-leaf water parsnip" same section
08736 Centaurium calycosum      "Western centaury" same section
08734 Chenopodium botrys      "Jerusalem oak goosefoot" same section
08744 Chilopsis linearis      "desert willow" same section
05742 Chilopsis linearis      "desert willow" same section
10320 Cryptantha utahensis      "Utah forget-me-not" same section
05745 Cucurbita foetidissima      "Missouri gourd" same section
05760 Ficus carica      "edible fig" same section
15452 Fraxinus pennsylvanica      "green ash" 1.1 mi. N
05724 Fraxinus velutina      "velvet ash" same section
05746 Juglans major      "Arizona walnut" same section
08735 Juncus torreyi      "Torrey's rush" same section
15219 Larrea tridentata      "creosote bush" 2730 ft. N
14490 Lycium andersonii      "Anderson's desert-thorn" same section
05744 Lycium torreyi      "Torrey wolfberry" same section
17930 Lygodesmia       "skeleton plant" 2879 ft. E
08741 Mimulus bigelovii  var. cuspidatus  same section
05726 Morus alba      "white mulberry" same section
05737 Neolloydia johnsonii     same section
05759 Nerium oleander      "oleander" same section
05764 Opuntia acanthocarpa     same section
05763 Opuntia basilaris  var. basilaris   "beavertail pricklypear" same section
05762 Opuntia engelmannii  var. linguiformis   "cactus apple" same section
05761 Opuntia phaeacantha  var. laevis  same section
05765 Opuntia violacea     same section
05743 Paspalum distichum      "knotgrass" same section
08737 Petunia parviflora     same section
10322 Phacelia ambigua      "notch-leaf scorpionweed" same section
08745 Phoradendron californicum      "mesquite mistletoe" same section
08740 Polypogon viridis      "water beard grass" same section
08739 Psathyrotes annua      "annual turtleback" same section
05324 Punica granatum      "pomegranate" same section
17929 Salix       "willow" 1839 ft. NE
17927 Salix       "willow" 1839 ft. NE
05727 Salix laevigata      "red willow" same section
14815 Salix laevigata      "red willow" same section
08742 Solanum sarrachoides     same section


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Bull Valley Wash (Stream) Lincoln County, NV 1744 ft. W   Jacks Mountain 
Indian Canyon (Valley) Washington County, UT 2144 ft. N   West Mountain Peak 
Bull Valley Wash (Valley) Washington County, UT 2016 ft. NW 2736  Scarecrow Peak 
Little Bull Valley Wash (Valley) Washington County, UT 0.9 mi. N   Scarecrow Peak 
Guy Wash (Valley) Washington County, UT 1.2 mi. N   Scarecrow Peak 
Catclaw Canyon (Valley) Washington County, UT 1.4 mi. N   Scarecrow Peak 
Reber Wash (Valley) Washington County, UT 2 mi. S   Castle Cliff 
Snow Spring Wash (Stream) Lincoln County, NV 2.8 mi. S   Scarecrow Peak 
Snow Spring Wash (Valley) Washington County, UT 2.8 mi. S 2562  Terry Benches 
Burgess Wash (Valley) Washington County, UT 3.3 mi. S   Castle Cliff 
Horse Canyon (Valley) Washington County, UT 3.8 mi. N   West Mountain Peak 
Terry Benches (Bench) Lincoln County, NV 5.6 mi. SW 2815  Terry Benches 
Lower Lime Mountain Well (Well) Lincoln County, NV 5.8 mi. N 3288  Scarecrow Peak 


Taxon Links for species Thamnosma montana  Torr. & Frem.

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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