Triumfetta trifida Sprague & Hutch.

Many-stemmed shrub 0.6–5 m tall; stems 4–6 mm thick, erect, brown, abrasive, with scattered, easily detached stellate hairs.. Basal leaves triangular in outline, 6.5–7 cm long, 9–12 cm wide, 3(–5 when pedatifid)-lobed, divided by 8/10(–9/10), segments ovate-elliptic, 4.5–6 cm long, 2.5–3.5 cm wide, tip rounded to acute, margin slightly serrate to serrate, strongly stellate-scabrid above, subscabrid-tomentose beneath; leaves on flowering lateral branches shallowly 3-lobed or entire; petioles 4.2–6.2 cm long, 1 mm broad, indumentum as stem; stipules caducous, triangular-lanceolate, 6 mm long, 2.5 mm wide.. Inflorescences terminal with numerous lateral branches, cymes 1 per node, 1–3-flowered; peduncle 2.5–4 mm long, indumentum as stem; bracts 3–4, as stipules but 3–5 mm long; pedicels 0.5–3 mm long.. Sepals oblong-pandurate, 12–16 mm long, 2 mm wide, the exterior thickly covered in short stellate hairs, apical spur 0.5–1 mm long.. Petals narrowly spathulate, 12–13 mm long, 2.5 mm wide, the claw as long as the blade, with a dense tuft of hairs spreading laterally 1 mm from the base; stamens 27–31; ovary thinly covered with long hairs.. Fruits indehiscent, spherical, 5-locular, 34–47(–55) mm in diameter including bristles, the fruit body 8–9 mm in diameter, densely covered in long flexuose bristles, each 14–25 mm long, 0.25 mm wide, covered along their length with very short, relatively sparse, stellate hairs; bristle-tips glabrous.. Fig. 11/8–9 (p. 71).