Lepidium alashanicum H. L. Yang

Herbs perennial, sometimes flowering in first year, 4-15 cm tall, puberulent with subclavate papillate trichomes. Stems erect, branched at base and above. Basal leaves subrosulate; petiole 0.5-2 cm, strongly flattened at base, persistent; leaf blade linear or oblanceolate-linear, 1-3.5 cm × 0.5-1.5 mm, puberulent, margin entire, involute, apex acute to subobtuse. Upper cauline leaves sessile; leaf blade linear, 0.5-2 cm × 0.5-1.5 mm, margin entire, involute. Fruiting pedicels 1.5-4 mm, divaricate, slender, straight or slightly recurved, puberulent adaxially with clavate trichomes. Sepals oblong-ovate, 0.5-0.7 × 0.3-0.4 mm, crisped pilose adaxially, purplish near apex. Petals absent. Stamens 6; filaments 0.5-0.7 mm; anthers broadly ovate, ca. 0.1 mm. Fruit broadly ovate to elliptic-ovate, 2.5-3 × 2-2.5 mm, glabrous; wing apical, 0.2-0.4 mm; apical notch 0.1-0.2 mm; style obsolete or to 0.1 mm, included in apical notch. Seeds yellowish brown, oblong, 1.2-1.5 × 0.6-0.8 mm; cotyledons incumbent. Fl. and fr. Jun-Aug.

* Dry slopes. Gansu, Nei Mongol.

Lepidium alashanicum là một loài thực vật có hoa trong họ Cải. Loài này được H.L.Yang mô tả khoa học đầu tiên năm 1981.

阿拉善独行菜（学名：Lepidium alashanicum）是十字花科独行菜属的植物，是中国的特有植物。分布在中国大陆的内蒙古等地，一般生长在低山干旱丘陵山坡，目前尚未由人工引种栽培。