Inflorescences axillary, usually 2–4-flowered; pedicels 3.3–4.5 cm long in flower, apparently not elongating in fruit.
Flowers large; sepals acuminate, appressed-pubescent outside; petals yellow, up to 10 × 6 mm.
Perennial decumbent or prostrate suffruticose herb from a slender woody rootstock.
Ovary densely appressed-white-pubescent; stigma terminal, fringed with hairs.
Stems apparently annual, terete, pubescent with short curved hairs.
Seeds c.3.5 × 2 mm, rhomboid, flattened.
Pods to 5 × 0.5 cm, sparsely pubescent.
Stamens 10.