GROWTH HABIT: Biennial, erect to 10 feet tall.
LEAVES: Shiny green, fern-like, finely divided 3 and 4 times. Lower leaves have long stalks clasping the stem. Upper leaves on short stalks. Musty odor.
STEMS: Stout, branched, purple-spotted with distinct ridges.
FLOWER: Numerous umbrella shaped clusters of tiny white flowers without sepals. Clusters supported by stalks whorled at branch terminals.
ROOTS: Large white taproot.
SEEDS: Paired, 1/8 inch long, ribbed, concave, light brown.
OTHER: All parts are poisonous.