Toxicodendron radicans

Characteristics
Dicots
Toxicodendron radicans (L.)Kuntze
EASTERN POISON IVY
**
**
Native FAC (NWPL) AD (WAP)
**
Classification
SAPINDALES
Toxicodendron radicans (L.)Kuntze - EASTERN POISON IVY
Citation
TOXICODENDRON RADICANS (Linnaeus) Kuntze, Revis. Gen. Pl. 1: 153. 1891.
Rhus radicans Linnaeus 1753.
VIRGINIA: Without data (lectotype: LINN 378.14). Lectotypified by Fernald, Rhodora 43: 597. 1941.
Species Distribution Map

Based on vouchered plant specimens from wild populations. Cultivated occurrences are not mapped. Click on a county to display its name.

Legend

County
County - Species Present
Source
County
Herbaria
Literature Citation (If Applicable)
Alachua
FLAS
 
Baker
USF
 
Bay
FSU
 
Bradford
FLAS
 
Brevard
USF
 
Broward
USF
 
Calhoun
USF
 
Charlotte
USF
 
Citrus
USF
 
Clay
USF
 
Synonyms
Synonym
Full Citation
Basionym
Type
Philostemon radicans
Philostemon radicans Rafinesque, Fl. Ludov. 107. 1817.
 
TYPE: LOUISIANA:
Rhus blodgettii
Rhus blodgettii Kearney, Bull. Torrey Bot. Club 21: 486. 1894.
 
TYPE: FLORIDA: Monroe Co.: Pine Key, near Key West, s.d., Blodgett s.n. (holotype: NY).
Rhus floridana
Rhus floridana Mearns, Proc. Biol. Soc. Wash. 15: 149. 1902.
 
TYPE: FLORIDA: Lee Co.: Alva, Jul-Aug 1900, Hitchcock 39 (holotype: US; isotypes: GH, MIN, NY).
Rhus humilis
Rhus humilis Salisbury, Prodr. Stirp. Chap. Allerton 170. 1796.
BASIONYM: Toxicodendron glabrum Miller 1768.
 
Rhus littoralis
Rhus littoralis Mearns, Proc. Biol. Soc. Wash. 15: 148. 1902.
 
TYPE: RHODE ISLAND: Newport Co.: Newport, 10 Sep 1901, Mearns 233 (holotype: US; isotypes: NY, US).
Rhus radicans
Rhus radicans Linnaeus, Sp. Pl. 266. 1753.
 
TYPE: VIRGINIA: Without data (lectotype: LINN 378.14). Lectotypified by Fernald, Rhodora 43: 597. 1941.
Rhus radicans forma intercursa
Rhus radicans Linnaeus, forma intercursa Fernald, Rhodora 43: 593. 1941.
 
TYPE: VIRGINIA: Henrico Co.: Curles Neck Farm, 21 Jun 1936, Fernald et al. 5832 (holotype: GH; isotype: NY).
Rhus radicans forma malacotrichocarpa
Rhus radicans Linnaeus, forma malacotrichocarpa (A. H. Moore) Fernald, Rhodora 43: 592. 1941.
BASIONYM: Rhus toxicodendron Linnaeus, forma falacotrichocarpa A. Moore 1909.
 
Rhus radicans var. littoralis
Rhus radicans Linnaeus, var. littoralis (Mearns) Deam, Fl. Indiana 651. 1924.
BASIONYM: Rhus littoralis Mearns 1902.
 
Rhus radicans var. lucida
Rhus radicans Linnaeus, var. lucida Aiton, Hort. Kew. 1: 367. 1789.
BASIONYM: Toxicodendron glabrum Miller 1768.
 
Specimens and Distribution

Click on an Accession Number to view additional details about the specimen.

Counties listed: Amatenango del Valle Mun., Baker, Baldwin, Brevard, Broward, Calhoun, Cameron Par., Caroline, Charleston, Charlotte, Chiayi, Citrus, Clay, Cleveland, Cocke, Collier, DeSoto, El Dorado, Escambia, Franklin, Gulf, Hamilton, Hardee, Hartford, Hendry, Hernando, Highlands, Hillsborough, Indian River, Knox, Lake, Lee, Levy, Liberty, Manatee, Marion, Mecklenburg, Miami-Dade, Mina Mun., Monroe, Northampton, Okeechobee, Orange, Osceola, Ouachita Par., Pasco, Pinellas, Polk, Saline, Santa Rosa, Sarasota, Seminole, Sumter, Tangipahoa Par., Volusia, Walton

Range of years during which specimens were collected: 1920 - 2020

Accession No.
Country
State
County
Collection Date
Collector & Collection No
Notes
Image
China
 
 
21 May 1966
4197
C. C. Cuang
China
 
Chiayi Co.
12 Sep 1964
2876
C. C. Cuang
Taiwan
 
Chiayi Co.
14 May 1965
6192
J. M. Chao
USA
Alabama
Baldwin Co.
05 Jul 1981
9600
G. Wilhelm
USA
Alabama
Escambia Co.
19 May 1981
8769
G. Wilhelm
USA
California
El Dorado Co.
25 Jun 1979
D. Guenther
Mexico
Chiapas
Amatenango del Valle Mun.
14 Mar 1967
2177
A. Shilom Ton
USA
Florida
Baker Co.
11 Jul 1984
10037
B. F. Hansen
USA
Florida
Brevard Co.
20 May 2003
173
T. MacClendon
USA
Florida
Brevard Co.
10 Mar 2004
04-38
P. A. Schmalzer
Plant Photos
Toxicodendron radicans - 5
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Toxicodendron radicans - 25
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Toxicodendron radicans - 56
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Toxicodendron radicans - 139
Toxicodendron_radicans13.jpg
Toxicodendron radicans - 139
Toxicodendron_radicans12.jpg
Toxicodendron radicans - 139
Toxicodendron_radicans14.jpg
Toxicodendron radicans - 159
Toxicodendron_radicans11.jpg
Toxicodendron radicans - 255
Toxicodendron_radicans.jpg
Toxicodendron radicans - 258
Toxicodendron_radicans9.jpg
Toxicodendron radicans - 270
Toxicodendron_radicans10.jpg
Toxicodendron radicans - 270
Toxicodendron_radicans7.jpg
Toxicodendron radicans - 270
Toxicodendron_radicans8.jpg
Toxicodendron radicans - 300
Toxicodendron_radicans4.jpg
Toxicodendron radicans - 302
Toxicodendron_radicans5.jpg
Toxicodendron radicans - 302
Toxicodendron_radicans3.jpg