Well-branched shrub, up to 2.5 m tall. Leaves variable, basal ones biternate with toothed leaflets, upper ones undivided to ± 2-or 3-sect, laminate or needle-like, adaxially grooved. Umbels usually racemously arranged, ± equal in size, fertile. Flowers yellow, petals with unbranched resin ducts. Fruit unknown.