Heliophila pusilla L.F.

Annual herbs, slender and wiry or soft and flaccid, simple or much-branched, erect or procumbent, glabrous. Leaves 0.5-3.5 cm long, 0.3-1.3(-3.5) mm broad, filiform or linear to oblanceolate, entire, acute. Racemes dense in flower, lax in fruit. Pedicels 0.3-1 cm long in flower, slender, erect; 0.4-1.2 cm long in fruit, ± ascending, horizontally spreading or ± deflexed. Sepals 1.4-2.1 mm long, 0.6-1.3 mm broad, oblong to ovate; the outer 2 cucullate, the inner 2 ± saccate. Petals 2-6 mm long, 1.2-2.7 mm broad, obovate, clawed, rounded, with or without an appendage. Filaments 1-1.9 mm and 1.5-2.2 mm long, subulate, without appendages or the 2 short ones papillate at the base. Anthers 0.4-0.8 mm long, sometimes drying bluish. Ovary linear or linear-oblong, style short or long; stigma capitate; ovules 3-12. Fruits 0.5-1.8 cm long, 0.9-2 mm broad, moniliform or the margin straight, the 'beads' continuous or separated by narrow waists; valves flat, 1-3-nerved; style 0.4-2.3 mm long, ± conical or cylindrical, filiform or ± clavate. Seeds broadly oblong to subcircular, narrowly margined.