Heliophila linoides Schltr.

Erect annual herbs 30-50 cm tall, usually unbranched; lower few nodes puberulous, the rest glabrous. Leaves 5-12 cm long, 0.8-2 mm broad, entire or occasionally with 1-2 pairs of small lobes, linear or filiform, mostly crowded in the lower part of the stem, subtended by 2 minute caducous stipules. Racemes terminal, lax. Pedicels subtended by 2 minute bracts or ebracteate; in flower 5-7 mm long; in fruit 7-10 mm long, erect or erect-spreading. Sepals 4-6.8 mm long, 1.2-1.6 mm broad, narrowly oblong with membranous margins; outer 2 cucullate, thickened at the apex or shortly horn-tipped; inner 2 saccate. Petals 6-10 mm long, 2.5-4 mm broad, narrowly obovate or elliptic-obovate, clawed, rounded or subacute, each with an appendage. Filaments 3.5-5.3 mm and 3.8-6 mm long, each of the short ones with a small appendage. Anthers 1.2-1.6 mm long. Ovary linear; ovules 32-48. Fruits 4.5-8.5 cm long, 1.5-2 mm broad, linear, the margins straight or slightly wavy but hardly moniliform; valves flat, 3-nerved, the outer nerves close to the margins and inconspicuous; style 3-3.6 mm long, stoutly subulate. Seeds 1.8-2 x 1.5-1.6 mm, subcircular-oblong, winged.