Perennial herb, up to 0.5 m high. Stems erect; densely retrorse-puberulous with subclavate papillae. Leaves petiolate and sessile; basal ones rosulate, petiolate; blade 40-100 mm long, pinnatipartite with 6-11 lobes, each lobe variously lobed in rounded lobules of different sizes; lower stem leaves sessile, clasping, pinnately lobed, upper ones cuneate, margins entire or bluntly toothed. Flowers: in terminal racemes, dense in fruit; nectaries filiform; stamens 2; petals linear, 0.2-0.4 mm long or absent, white; Nov.-Feb. Fruit with pedicels appressed-erect, straight; siliculae elliptic to ovate-oblong, 1.6-2.7 x 1.2-1.8 mm, shallowly emarginate; style short with just stigma projecting or included in sinus.
Perennial herb, 0.1-0.5 m high, branches ascending, stem and branches retrorse-puberulous, papillae subclavate, glabrescent. Leaves: basal leaves rosulate, petiolate, pinnatipartite, 6-11-lobed, each lobe variously lobed, becoming smaller in size and less intricately lobed; lower cauline leaves sessile, pinnately lobed with short, blunt lobes, upper ones cuneate, bluntly toothed or entire, puberulous. Inflorescence a terminal raceme; rachis retrorsely papillose, glabrescent. Sepals oblong, green or tinged purple, margins membranous. Petals absent or present. Nectaries filiform. Fruit a silicula, elliptic to ovate-oblong or broadly ovate, shallowly emarginate. Seeds light brown.
An erect herb. It grows 15-45 cm tall. It grows each year from seed. The branches extend upwards. The stems and branches are densely covered with small cup shaped nipple like structures. The leaves at the base are large and in a ring. They have deep lobes. The leaves on the stems are smaller and can have teeth along the edge. The flowers are in dense clusters at the top of the plant. These are 3-15 cm long. The flowers are small and green with a purple tinge. The fruit is a broad oval capsule. The seeds are small and light brown.
Herb up to 450 mm tall. Fruiting pedicels appressed-erect, straight. Siliculae elliptic to ovate-oblong, shal-lowly emarginate. Flowers white.