Utah Valley University Herbarium


Accession # 02972 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Ptelea trifoliata L.
Infraspecific    subsp. pallida (Greene) V. Bailey
Common name   pallid hoptree
R. Van Buren   s.n.  
   with K. T. Harper, J. Cooper
Coll. Date 17 May 1994 
United States
Mohave County
Locality Quail Canyon.
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 36° 52'  56" N, 113° 34'  18" W
Township Range T40N, R12W, Sec. 10  
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):

     Ptelea trifoliata ssp. pallida (Greene) V. Bailey

Common Name(s): hoptree, narrowleaf hoptree, pallid hoptree.

Taxonomic Hierarchy: (ITIS TSN=524602, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Rosidae
                            Order: Sapindales
                                Family: Rutaceae
                                    Genus: Ptelea
                                        Species: Ptelea trifoliata
                                            Subspecies: Ptelea trifoliata ssp. pallida


Available images of this specimen (click to view):
specimen image: 02972s1.jpg

Images of other samples of the same species:
specimen image: 04617s1.jpg 
specimen image: 05053s1.jpg 
specimen image: 09184s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
17905 Ericameria nana      "dwarf goldenbush" 1 mi. N
17907 Glossopetalon spinescens      "spiny greasebush" 1 mi. N
02970 Parietaria pensylvanica      "Pennsylvania pellitory" same section
02969 Perezia wrightii      "brownfoot" same section
17906 Perityle tenella      "Springdale rockdaisy" 1 mi. N
17904 Ptelea       "hoptree" 1 mi. N


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Quail Canyon (Valley) Mohave County, AZ 1.1 mi. N   Wolf Hole Mountain East 
Mokaac Spring (Spring) Mohave County, AZ 1.3 mi. N 3612  Lizard Point 
North Tank (Reservoir) Mohave County, AZ 2.6 mi. W 4944  Lizard Point 
Quail Draw Reservoir (Reservoir) Mohave County, AZ 3.3 mi. S 4846  Wolf Hole Mountain East 
Quail Flat (Flat) Mohave County, AZ 3.3 mi. S 4859  Wolf Hole Mountain East 
Lizard Point (Cape) Mohave County, AZ 3.1 mi. NW 4807  Lizard Point 
Quail Spring (Spring) Mohave County, AZ 3.5 mi. S 4807  Wolf Hole Mountain East 
Quail Hill (Summit) Mohave County, AZ 3.7 mi. S 5223  Wolf Hole Mountain East 
Seep Spring Canyon (Valley) Mohave County, AZ 3.2 mi. E   Wolf Hole Mountain East 
Wolf Hole Wildlife Reservoir (Reservoir) Mohave County, AZ 3.4 mi. W 5115  Wolf Hole Mountain West 
Mokaac Mountain (Summit) Mohave County, AZ 3.3 mi. W 5177  Purgatory Canyon 
Lizard Spring (Spring) Mohave County, AZ 3.8 mi. N 3622  Lizard Point 
Oak Spring (Spring) Mohave County, AZ 4.5 mi. S 5269  Wolf Hole Mountain East 
Tub Pond (Lake) Mohave County, AZ 4.6 mi. S 5043  Wolf Hole Mountain East 
Seep Spring (Spring) Mohave County, AZ 3.8 mi. E 4643  Wolf Hole Mountain East 
The Hole (Basin) Mohave County, AZ 4 mi. SE 5187  Wolf Hole Mountain East 
Middle Tank (Reservoir) Mohave County, AZ 4.6 mi. SW 5771  Wolf Hole Mountain East 
Canyon Spring (Spring) Mohave County, AZ 3.9 mi. E 4734  Wolf Hole Mountain East 
Mokaac Reservoir (Reservoir) Mohave County, AZ 5.3 mi. N 2963  Lizard Point 
Seegmiller Spring (Spring) Mohave County, AZ 4.4 mi. E 4961  Hole-n-Wall Canyon 


Taxon Links for species Ptelea trifoliata  L.

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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