Herbs annual, slender, essentially glabrous. Taproot slender. Basal leaves 2–3-pinnately dissected. Cauline leaves reduced upwards, sometimes heteromorphic; ultimate segments thin, elongate. Umbels terminal and lateral; bracts absent, occasionally 1; bracteoles few. Flowers bisexual. Calyx teeth obsolete. Petals white, apex with incurved lobule. Stylopodium low-conic; style ca. 2 × stylopodium, spreading or reflexed. Fruit ovoid-globose, slightly flattened dorsally, surface sparsely verucose or papillose; mericarps subpentagonal in cross section, commissure constricted; ribs prominent or narrowly winged, wings equal, usually erose, margins irregular denticulate or entire, furrows rather broad; vittae 1 in each furrow, 2 on commissure. Seed face sub-plane. Carpophore bifid at apex.

Two species.

(Authors: She Menglan (佘孟兰 Sheh Meng-lan); Mark F. Watson)