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DescriptionPerennial herb or woody subshrub, erect or subscandent, up to 2.5m high. Branches ribbed, covered with silky hairs when young. Leaves 3-foliate, up to 15 cm long, dull green above, pubescent and paler below, both surfaces with small reddish glands. Flowers in dense woolly clusters, greenish to creamy-white, sometimes with purple veining. Fruit a small inflated pod, up to 12 × 6 mm, covered in rusty-orange glands, leaving stains on touching.