Location: Swamps and wet meadows

Season: Summer and fall

Leaf: Compound leaf, multiply divided into lanceolate leaflets.  Each leaflet is toothed.  Leaves are alternate along the stem of the plant.

Flower: Umbels, 2 to 4 inches wide.  Individual flowers are white/green and less than 0.25" across.

Other facts: Plant 3-6' high; all parts of this plant are poison to taste.