Utah Valley University Herbarium


Accession # 08746 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Acacia greggii A. Gray
Common name   catclaw acacia
K.T. Harper   2003-177  
   with D. Aristizabal
Coll. Date 08 July 2003 
United States
Washington County
Locality Beaver Dam Wash, Lytle Ranch.
Habitat Notes Upper edge of floodplain. 
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'  5" N, 114° 2'  19" W
Township Range T42S, R20W, Sec. 13  
Datum Not recorded
Uncertainty Not calculated
TRS Notes Latitude and longitude were derived from township and range information and may be
inaccurate by as much as 0.7 miles (or 4.2 miles if the section is not given).


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

     Acacia greggii Gray

     Acacia greggii arizonicas Isely
     Senegalia greggii (Gray) Britton and Rose

Common Name(s): catclaw, catclaw acacia, devilsclaw, gregg catclaw, texas catclaw.

Taxonomic Hierarchy: (ITIS TSN=26428, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Rosidae
                            Order: Fabales
                                Family: Fabaceae
                                    Genus: Acacia
                                        Species: Acacia greggii


Available images of this specimen (click to view):
specimen image: 08746s1.jpg

Images of other samples of the same species:
specimen image: 05725s2.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
05725 Acacia greggii      "catclaw acacia" 1.1 mi. NW
17928 Acacia greggii      "catclaw acacia" same section
14816 Acacia greggii      "catclaw acacia" 1.1 mi. NW
14495 Acacia greggii      "catclaw acacia" same section
14494 Acamptopappus sphaerocephalus      "goldenhead" 1258 ft. W
08743 Amaranthus albus      "pale pigweed" same section
08738 Antennaria microphylla      "little-leaf pussytoes" same section
10194 Baccharis glutinosa      "sticky seep-willow" same section
10321 Baileya multiradiata      "desert marigold" 1390 ft. NW
08733 Berula erecta      "cut-leaf water parsnip" same section
10195 Calochortus flexuosus      "winding mariposa lily" 2 mi. N
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" 1.1 mi. NW
10320 Cryptantha utahensis      "Utah forget-me-not" 1390 ft. NW
05745 Cucurbita foetidissima      "Missouri gourd" 1.1 mi. NW
10196 Dichelostemma pulchellum      "bluedicks" 2 mi. N
05760 Ficus carica      "edible fig" 1.1 mi. NW
15452 Fraxinus pennsylvanica      "green ash" 1.5 mi. NW
05724 Fraxinus velutina      "velvet ash" 1.1 mi. NW
05746 Juglans major      "Arizona walnut" 1.1 mi. NW
08735 Juncus torreyi      "Torrey's rush" same section
15219 Larrea tridentata      "creosote bush" 1 mi. NW
14490 Lycium andersonii      "Anderson's desert-thorn" 1258 ft. W
05744 Lycium torreyi      "Torrey wolfberry" 1.1 mi. NW
17930 Lygodesmia       "skeleton plant" 1704 ft. W
08741 Mimulus bigelovii  var. cuspidatus  same section
05726 Morus alba      "white mulberry" 1.1 mi. NW
05737 Neolloydia johnsonii     1.1 mi. NW
05759 Nerium oleander      "oleander" 1.1 mi. NW
05764 Opuntia acanthocarpa     1.1 mi. NW
05763 Opuntia basilaris  var. basilaris   "beavertail pricklypear" 1.1 mi. NW
05762 Opuntia engelmannii  var. linguiformis   "cactus apple" 1.1 mi. NW
05761 Opuntia phaeacantha  var. laevis  1.1 mi. NW
05765 Opuntia violacea     1.1 mi. NW
05743 Paspalum distichum      "knotgrass" 1.1 mi. NW
08737 Petunia parviflora     same section
10322 Phacelia ambigua      "notch-leaf scorpionweed" 1390 ft. NW
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" 1.1 mi. NW
17929 Salix       "willow" same section
17927 Salix       "willow" same section
05727 Salix laevigata      "red willow" 1.1 mi. NW
14815 Salix laevigata      "red willow" 1.1 mi. NW
08742 Solanum sarrachoides     same section
15432 Thamnosma montana      "turpentinebroom" 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 (Valley) Washington County, UT 2866 ft. E 2736  Scarecrow Peak 
Bull Valley Wash (Stream) Lincoln County, NV 2956 ft. E   Jacks Mountain 
Guy Wash (Valley) Washington County, UT 1 mi. N   Scarecrow Peak 
Indian Canyon (Valley) Washington County, UT 1 mi. E   West Mountain Peak 
Little Bull Valley Wash (Valley) Washington County, UT 1.2 mi. NE   Scarecrow Peak 
Catclaw Canyon (Valley) Washington County, UT 1.6 mi. NE   Scarecrow Peak 
Reber Wash (Valley) Washington County, UT 2.1 mi. S   Castle Cliff 
Snow Spring Wash (Valley) Washington County, UT 2.9 mi. S 2562  Terry Benches 
Snow Spring Wash (Stream) Lincoln County, NV 2.9 mi. S   Scarecrow Peak 
Burgess Wash (Valley) Washington County, UT 3.4 mi. S   Castle Cliff 
Horse Canyon (Valley) Washington County, UT 4 mi. N   West Mountain Peak 
Terry Benches (Bench) Lincoln County, NV 5.2 mi. S 2815  Terry Benches 
Lower Lime Mountain Well (Well) Lincoln County, NV 5.4 mi. N 3288  Scarecrow Peak 


Taxon Links for species Acacia greggii  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:

Zooming out might reveal more collections in other states.

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