[1] It is a perennial herb which may exceed 1.5 meters in maximum height, its slender, erect stem growing from tubers.

[1] Leaves near the base of the plant have blades up to 40 centimeters long which are divided into many narrow subdivided lobes.

[citation needed] The inflorescence is a compound umbel of many spherical clusters of small white flowers.

[1] These yield ribbed, oblong-shaped fruits about half a centimeter long.

[3] The plant's Latin and common names are for the American botanist Rimo Bacigalupi (1901–1996).