条叶盐芥 tiao ye yan jie

Diplotaxis parvula Schrenk in Fischer & C. A. Meyer, Bull. Cl. Phys.-Math. Acad. Imp. Sci. Saint-Pétersbourg 2: 199. 1844; Arabidopsis parvula (Schrenk) O. E. Schulz; Sisymbrium parvulum (Schrenk) Lipsky; Stenophragma parvulum (Schrenk) B. Fedtschenko.

Herbs (4-)7-25(-30) cm tall. Stems erect or ascending, simple or few branched at base. Basal leaves not rosulate, withered by flowering time. Middle cauline leaves shortly petiolate, linear to linear-oblanceolate or linear-oblong, (0.4-)1.5-3(-4) cm × 0.5-2 mm, base attenuate and not auriculate, margin entire or rarely 1- or 2-toothed on each side, apex rounded or obtuse. Infructescence axis flexuous. Fruiting pedicels slender, glabrous, divaricate to divaricate-ascending, 1-7 mm. Sepals oblong, 1-1.5 × 0.5-0.6 mm, glabrous. Petals absent, rarely present and white, oblanceolate and to 1.5 mm. Filaments 1.5-2 mm; anthers ovate, 0.1-0.2 mm, apex obtuse. Ovules 25-50 per ovary. Fruit (0.5-)0.7-1.5(-2) cm × 1.1-1.4 mm, torulose, subsessile or on a gynophore to 0.3 mm; valves prominently veined; style 0.2-0.6 mm. Seeds brown, ovate, 0.5-0.8 × 0.4-0.6 mm. Fl. and fr. May-Jun. 2n = 14.

Saline steppe. Xinjiang [Kazakhstan, Russia, Turkmenistan, Uzbekistan; SW Asia].