Description from Flora of China
Hipposelinum Britton & Rose.
Herbs perennial, stout. Leaves 2–3-pinnate. Umbels compound, terminal and lateral; bracts and bracteoles several. Calyx teeth obsolete. Petals yellowish green to yellow, elliptic, apex incurved. Fruit ellipsoid, slightly flattened dorsally; dorsal ribs obtusely prominent, lateral ribs narrowly thick-winged; vittae 1 in each furrow, 2 on commissure. Seed face plane. Carpophore 2-cleft to base.
Three species: Afghanistan, SW Asia, Europe, North America; one species (introduced) in China.
(Authors: Pan Zehui (潘泽惠); Mark F. Watson)