Plantae polygamae et perennes, caule ramoso glabro. Folia plerumque radicalia longe petiolata. Umbellae terminales atque axillares compositae. Involucrum e bracteis linearibus deciduis. Bracteolae bracteis similes. Dentes calycis minuti. Petala alba. Fructus dorsaliter compressi, costis alatis, aequalibus, base latis, vittis minutis et circum seminem numerosis. Seminis superficies interior plana est.

Perennial, polygamous. Stem branched, glabrous. Leaves mostly radical, long petioled. Umbels terminal and axillary, compound. Involucre of linear bracts, deciduous. Bractlets similar to the bracts. Calyx teeth minute. Petals white. Fruit dorsally compressed; ridges winged, equal, broad at the base; vittae minute, numerous around the seed. Inner seed face plane.