POISON OAK


Meaning of POISON OAK in English

Species of poison ivy ( Toxicodendron diversilobum ) native to western North America and classified in the sumac (or cashew) family.

Like many other lobe-leafed plants commonly called oak, poison oak is not an oak tree (genus Quercus ).

Britannica Concise Encyclopedia.      Краткая энциклопедия Британика.