陆氏连蕊芥 lu shi lian zhu jie

Herbs biennial, 7-15 cm tall. Stems branched basally, unbranched above, sparsely pilose or glabrescent. Basal leaves petiolate, rosulate, often withered by flowering; petiole 0.5-1.5 cm; leaf blade lanceolate, pinnatisect or pinnatifid, 1-2.5 cm × 4-10 mm, apex acute. Cauline leaves with petioles 1-4 mm; leaf blade narrowly lanceolate, 0.5-4 cm × 0.5-1.7 mm, glabrescent or pilose, pinnatisect, apex acute; lateral lobes oblong, 1-5 × 0.5-1 mm. Fruiting pedicels divaricate, slender, glabrous, 6-10 mm. Sepals oblong, 2.5-3 × 1.2-1.5 mm, sparsely pilose or glabrescent. Petals lilac, obovate, 4.5-6 × 2-3 mm, apex rounded; claw 2-2.5 mm, pilose. Filaments of median stamens 2.5-3 mm, united at base, glabrous; lateral stamens 1.5-2.5 mm, glabrous; anthers oblong, 1-1.1 mm. Ovules 28-32 per ovary. Fruit linear, compressed, 2-2.5 cm × ca. 1.2 mm, arcuate; valves sparsely pubescent basally when young, soon glabrescent, with a distinct midvein; gynophore obsolete; style ca. 0.5 mm. Seeds oblong, ca. 1.3 × 0.7 mm. Fl. and fr. Apr.

* Gansu.

This species is known only from the type collection, Dushendenko 156 (LE).