Utah Valley University Herbarium

Label

 
Accession # 08014 
Family
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Family
AnacardiaceaeAnacardiaceaeAnacardiaceae  
Species Toxicodendron rydbergii (Small ex Rydb.) Greene
Common name   western poison ivy
Collector(s)
A. Young   s.n.  
Coll. Date 13 September 2002 
Country
State/Province
County
United States
Utah
Utah County
Locality Kiawanis Park, Battle Creek Canyon, along trail.
     Elev.: 5500 ft. (1677 m.)
Habitat Notes riparian community. 
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 40° 21'  54" N, 111° 41'  54" W
Datum Not recorded
Uncertainty Not calculated

Taxonomy


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

     Toxicodendron rydbergii (Small ex Rydb.) Greene

     Rhus radicans var. rydbergii (Small ex Rydb.) Rehd.
     Rhus radicans var. vulgaris (Michx.) DC.
     Rhus toxicodendron var. vulgaris Michx.
     Toxicodendron desertorum Lunell
     Toxicodendron radicans var. rydbergii (Small ex Rydb.) Erskine

Common Name(s): poison ivy, W. Poison ivy, western poison ivy, western poison-ivy.

Taxonomic Hierarchy: (ITIS TSN=28822, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Rosidae
                            Order: Sapindales
                                Family: Anacardiaceae
                                    Genus: Toxicodendron
                                        Species: Toxicodendron rydbergii
                                                                                            

Images

Available images of this specimen (click to view):
specimen image: 08014s2.jpg

Images of other samples of the same species:
specimen image: 00229s2.jpg 
00229
specimen image: 03083s2.jpg 
03083
specimen image: 07719s2.jpg 
07719

Nearby Accessions


Other accessions in the database collected near this one:

Accession Name Dist., dir.
15444 Artemisia       "sagebrush" 409 ft. SE
02224 Astragalus utahensis      "Utah milkvetch" same section
15254 Betula occidentalis      "water birch" 308 ft. N
14081 Brickellia californica      "California brickellbush" same section
15252 Brickellia californica      "California brickellbush" 1891 ft. NW
02307 Ceanothus velutinus      "snowbrush ceanothus" 1.4 mi. W
15250 Celtis reticulata     846 ft. SE
06863 Centaurea solstitialis      "yellow star-thistle" 2.2 mi. S
15251 Cercocarpus ledifolius      "curl-leaf mountain mahogany" same section
02213 Cercocarpus montanus      "alderleaf mountain mahogany" same section
15353 Chrysothamnus nauseosus      "rubber rabbitbrush" 941 ft. SE
15356 Chrysothamnus nauseosus      "rubber rabbitbrush" 941 ft. SE
03821 Clematis orientalis      "Oriental virgins-bower" 2335 ft. NW
15351 Clematis orientalis      "Oriental virgins-bower" 941 ft. SE
03822 Clematis orientalis      "Oriental virgins-bower" 2335 ft. NW
15249 Clematis orientalis      "Oriental virgins-bower" 891 ft. SE
15273 Clematis orientalis      "Oriental virgins-bower" 229 ft. E
00310 Disporum trachycarpum      "rough-fruited fairy bells" same section
03858 Epipactis gigantea      "giant helleborine" 2335 ft. NW
03874 Eriogonum brevicaule  var. brevicaule   "short-stemmed wild buckwheat" 2335 ft. NW
02308 Eriogonum heracleoides      "parsnip-flowered wild buckwheat" 1.4 mi. W
15445 Gutierrezia sarothrae      "common snakeweed" 409 ft. SE
15255 Holodiscus dumosus      "mountainspray" 1840 ft. NW
15355 Juniperus scopulorum      "Rocky Mountain juniper" 941 ft. SE
14036 Lithospermum arvense     1 mi. NE
06862 Lomatium triternatum  subsp. platycarpum   "Great Basin desert parsley" 1.9 mi. SW
14037 Lonicera tatarica      "Tatarian honeysuckle" same section
15320 Oenothera cespitosa      "tufted evening primrose" 2.4 mi. SW
03860 Penstemon sepalulus      "littlecup beardtongue" 2335 ft. NW
06861 Purshia mexicana      "Mexico cliffrose" 1.9 mi. SW
15269 Rhus trilobata      "skunkbush sumac" 229 ft. E
15354 Salix       "willow" 941 ft. SE
15256 Sambucus cerulea     312 ft. N
15352 Sambucus cerulea     941 ft. SE
03857 Sedum lanceolatum      "spearleaf stonecrop" 2335 ft. NW
15357 Toxicodendron rydbergii      "western poison ivy" 941 ft. SE
14080 Zauschneria latifolia     same section

Locale


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Battle Creek Debris Basin Reservoir (Reservoir) Utah County, UT 1297 ft. SW 5227  Orem 
Battle Creek Debris Basin Dam (Dam) Utah County, UT 1297 ft. SW 5227  Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 0.7 mi. W 4948  Orem 
Grove Creek Debris Basin Reservoir (Reservoir) Utah County, UT 0.9 mi. NW 5036  Orem 
Grove Creek Debris Basin Dam (Dam) Utah County, UT 0.9 mi. NW 5036  Orem 
Squaw Hollow (Valley) Utah County, UT 1.2 mi. S   Orem 
North Fork Battle Creek (Stream) Utah County, UT 1 mi. E   Timpanogos Cave 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1.2 mi. SW 4771  Orem 
Valley View School (School) Utah County, UT 1.2 mi. SW 4767  Orem 
Battle Creek (Stream) Utah County, UT 1.2 mi. W   Timpanogos Cave 
Grove Creek (Stream) Utah County, UT 1.4 mi. W   Timpanogos Cave 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1.5 mi. W 4813  Orem 
KPGR-FM (Pleasant Grove) (Tower) Utah County, UT 1.4 mi. W 4734  Orem 
Pleasant Grove High School (School) Utah County, UT 1.5 mi. W 4708  Orem 
Sumac Hollow (Valley) Utah County, UT 1.9 mi. S   Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 2 mi. S 4813  Orem 
Lindon School (School) Utah County, UT 2 mi. S 4725  Orem 
Lindon (Populated Place) Utah County, UT 1.9 mi. SW 4649  Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 2 mi. SW 4725  Orem 
Big Baldy (Summit) Utah County, UT 1.7 mi. E 8616  Orem 

Links

Taxon Links for species Toxicodendron rydbergii  (Small ex Rydb.) Greene

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:
http://herbarium.UVU.edu/virtual/search.asp?taxon=Toxicodendron+rydbergii

Zooming out might reveal more collections in other states.

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