Triumfetta angolensis Sprague & Hutch.

Erect or rather lax perennial herb about 0.6 m tall branching from the base, stems stellate-pilose. Leaf-blade up to 65 x 30 mm elliptic, ovate-elliptic or lanceolate-oblong, apex subacute or rounded, base subcordate, rounded or broadly cuneate, serrate or crenate-serrate, both sides sparsely stellate-pilose with some simple hairs, a little more densely so below, nerves rather raised beneath; petiole up to 13 mm long, stellate-pilose; stipules about 3 mm long, subulate, setose-pilose. Inflorescence leafy, of 2-5 small cymes per node; peduncles about 3 mm long, pubescent; pedicels similar, 2-3 mm long, usually three together, pilose; bracts up to 2.5 mm long, linear-lanceolate, forming an involucre, setose-pilose. Sepals reddish brown, 5 mm long, linear, stellate-pubescent outside, subapical horn 0.5 mm long, bearing simple setose hairs. Petals yellow, about 5 mm long, oblanceolate, rounded at the apex, ciliate just above the base. Androgynophore 0.5 mm tall with transversely elliptic-oblong glands opposite the petal bases; annulus with a ciliate margin. Stamens 9-10; filaments about 5 mm long. Ovary subglobose, 4-locular. Capsule about 8 mm in diam. including the prickles; prickles broadening to the base, shortly pilose, with 2-5 spreading setae at the apex.