Heliophila promontorii Marais

Slender, wiry annual herbs 6-25 cm high; stems dark in the lower part only or all over; lower part of stem, sometimes only a few nodes, minutely puberulous. Leaves 1.5-5.5 cm long, entire or 3-to 7-lobed, rarely sub-bipinnately lobed, minutely stipulate; lobes linear or linear-filiform. Racemes lax, few-flowered. Pedicels subtended by two minute bracts, 0.7-1.2 cm long, slender in flower; 0.9-1.3 cm long, spreading in fruit. Sepals 2.8-4 mm long, 0.9-1.5 mm broad, oblong; outer 2 cucullate, thickened at the apex; inner 2 saccate, with broad membranous margins. Petals 5.5-8.5 mm long, 2.5-6 mm broad, obovate or circular-obovate, clawed, each without or with a minute appendage. Filaments 1.8-2.8 mm and 2-3.1 mm long; the short ones mostly with a small appendage. Anthers 1-1.5 mm long. Ovary linear; stigma capitate; ovules 16-25. Fruits 2-3 cm long, 0.8-1.2 mm broad, linear, shallowly moniliform, curving upwards; valves 1-nerved; style 1-1.6 mm long, subfusiform or subclavate. Seeds 1 x 0.7 mm, broadly oval, narrowly margined.