Perennial herb, up to 1.5 m long. Stems procumbent or trailing; hairy. Leaves with leaflets deeply 3-lobed, apices acute, mucronulate; terminal leaflet broadly ovate or obovate in outline, always 3-5-lobed, central lobe narrowly oblong to ovate; lateral leaflets smaller; venation strongly reticulate beneath. Flowers: in a raceme, compactly 6-20-flowered, often densely woolly; corolla purple; Nov.-Jan. Pods oblong-cylindric, velvety pubescent, 1-or 2-seeded; seeds black.
Stems branched or unbranched, pubescent with ± appressed or spreading rather stiff hairs, or densely hirsute.
Inflorescences often densely woolly, 1.5–28 cm long but often shorter than the leaves, (1)5–10-flowered.
Flowers purple, ± as in Neorautanenia mitis; calyx lobes up to 9 mm long.
Seeds black, 11–14 × 8.6–11 × 4–5.5 mm, oblong-reniform, compressed.
Pods 4–10 × 1.4–2 cm, oblong-cylindric, 1–2-seeded.
Prostrate trailing plant up to c. 1.5 m long.