Heliophila esterhuyseniae Marais

Dense, erect or trailing, woody shrublets 0.6-1 m high. Stems angled or narrowly winged by the decurrent leaf-margins. Leaves 1-4 cm long, 1.5-4 mm broad, linear-lanceolate to elliptic-lanceolate, sessile, smooth or the margins and the midrib which is prominent on the lower surface, finely cartilaginous-papillate; subtended by 2 minute stipules. Inflorescence intercalary, few-or several-flowered, each pedicel subtended by 2 minute bracts; the old pedicels from previous seasons' flowers persistent; pedicels 1-1.2 cm long, erect. Sepals 5.3-6 mm long, 2.3-3 mm broad, membranous, 3-nerved; outer 2 obovate, cucullate, shortly horn-tipped; inner 2 ovate, strongly saccate. Petals 11-14 mm long, 6.5-7.5 mm broad, subcircular-obovate, clawed. Filaments 4-4.3 mm and 4.5-4.8 mm long. Anthers 1.5-2 mm long. Ovary lanceolate, shortly stipitate; style long, slender; ovules 4-8. Fruits 0.8-2.8 cm long, 2.5-4 mm broad, lanceolate, shortly stipitate, erect; valves 1-nerved, at first smooth, later rough, ± ridged and warted, bulged by the seeds, eventually boatshaped; style 1.5-5 mm long, stoutly subulate. Seeds 3.5-4 x 3-3.2 mm, citriform, papillose.