Poison Sumacpoison sumac picture

A tall shrub or small tree with alternate leaves with 7-11 leaflets arranged in pairs, and an additional single leaflet at the end of the midrib. Yellowish green flowers and whitish green fruits hang in loose clusters.

Poison sumac grows in standing water in bogs, swamps and river bottoms. Most common in the Great Lakes area, and eastern coastal plain.

Look up poison ivy or poison oak.