Genus: Toxicodendron

Toxicodendron radicus
Toxicodendron radicans   (L.) Kuntze  -  Poison Ivy
Photo © by Brooklyn Botanic Garden

By Susan Pell

Not peer reviewed

Last Modified 01/25/2013

Back to Anacardiaceae


Toxicodendron Mill., Gard. Dict. Abr. ed. 4, ["T"]. 1754. LECTOTYPE: Toxicodendron radicans (L.) Kuntze designated by Greene (1905), or Toxicodendron pubescens Mill. designated by Britton & Brown (1913).

Vernix Adans., Fam. Pl. (Adanson) 2: 342. 1763. TYPE: Toxicodendron vernix (L.) Kuntze.

Philostemon Raf., Fl. Ludov. 107. 1817. TYPE: Philostemon radicans (L.) Raf. (=Toxicodendron radicans (L.) Kuntze).

Key to the species of Toxicodendron

1. Leaflets 7-13...Toxicodendron vernix
1. Leaflets 3... Toxicodendron radicans

List of Toxicodendron Species

References to Toxicodendron

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  • Gillis, W. T. 1975. Poison ivy and its kin. Arnoldia (Jamaica Plain) 35: 93-123.
  • Glenn, Steven D. 1996. Bombus sp. visiting flowers of Toxicodendron radicans.
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