Recognizing the Toxicodendrons (poison ivy, poison oak, and poison sumac).

Abstract:

:Poison ivy, poison oak, and poison sumac are now classified in the genus Toxicodendron which is readily distinguished from Rhus. In the United States, there are two species of poison oak, Toxicodendron diversilobum (western poison oak) and Toxicodendron toxicarium (eastern poison oak). There are also two species of poison ivy, Toxicodendron rydbergii, a nonclimbing subshrub, and Toxicodendron radicans, which may be either a shrub or a climbing vine. There are nine subspecies of T. radicans, six of which are found in the United States. One species of poison sumac, Toxicodendron vernix, occurs in the United States. Distinguishing features of these plants and characteristics that separate Toxicodendron from Rhus are outlined in the text and illustrated in color plates.

journal_name

J Am Acad Dermatol

authors

Guin JD,Gillis WT,Beaman JH

doi

10.1016/s0190-9622(81)70014-8

subject

Has Abstract

pub_date

1981-01-01 00:00:00

pages

99-114

issue

1

eissn

0190-9622

issn

1097-6787

pii

S0190-9622(81)70014-8

journal_volume

4

pub_type

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