Organisms

Toxicodendron

A genus (formerly part of Rhus genus) of shrubs, vines, or trees that yields a highly allergenic oleoresin which causes a severe contact dermatitis (DERMATITIS, TOXICODENDRON). The most toxic species are Toxicodendron vernix (poison sumac), T. diversilobum (poison oak), and T. radicans (poison ivy). T. vernicifera yields a useful varnish from which certain enzymes (laccases) are obtained.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A genus (formerly part of Rhus genus) of shrubs, vines, or trees that yields a highly allergenic oleoresin which causes a severe contact dermatitis (DERMATITIS, TOXICODENDRON). The most toxic species are Toxicodendron vernix (poison sumac), T. diversilobum (poison oak), and T. radicans (poison ivy). T. vernicifera yields a useful varnish from which certain enzymes (laccases) are obtained.

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Classification

Broader headings

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See Also

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Synonyms

16 entry terms
  • Toxicodendrons
  • Ivy, Poison
  • Oak, Poison
  • Poison Ivy
  • Poison Oak
  • Poison Sumac
  • Rhus toxicodendron
  • Sumac, Poison
  • Ivies, Poison
  • Oaks, Poison
  • Poison Ivies
  • Poison Oaks
  • Poison Sumacs
  • Rhus toxicodendrons
  • Sumacs, Poison
  • toxicodendron, Rhus

MeSH Record

Aspects Covered

20 allowable subheadings

Indexed with the subheadings adverse effects, anatomy & histology, chemistry, classification, cytology, drug effects, embryology, enzymology, genetics, growth & development, immunology, metabolism, microbiology, parasitology, physiology, poisoning, radiation effects, toxicity, ultrastructure, virology.

MeSH Record

Indexing Annotation

DERMATITIS, TOXICODENDRON is available

MeSH Record

History Note

93; was RHUS 1963-92; TOXICODENDRON was see RHUS 1986-92

MeSH Hierarchy

Tree Number

MeSH Record

NLM Classification

QV 762

AMA Style

References

  1. National Library of Medicine. Toxicodendron. Medical Subject Headings (MeSH). 2026. Unique ID D012251. http://id.nlm.nih.gov/mesh/2026/D012251
  2. Toxicodendron. In: Wikipedia. https://en.wikipedia.org/wiki/Toxicodendron
  3. Toxicodendron. In: Wikidata. https://www.wikidata.org/wiki/Q1777115