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3a. Taphrospermum fontanum subsp. fontanum
泉沟子荠(原亚种) quan gou zi ji (yuan ya zhong)
Description from Flora of China
Dilophia fontana Maximowicz, Bull. Acad. Imp. Sci. Saint-Pétersbourg, Sér. 3, 26: 423. 1880; D. macrosperma O. E. Schulz.
Sepals 2.5-3 mm; petals 4.5-6 mm, 2.5-3.5(-4) mm wide; filaments 2.5-3 mm. Fruit valves glabrous or sparsely puberulent, smooth, not tuberculate. Seeds 3 or 4 per fruit, (1.5-)1.8-2.2 × (1.1-)1.2-1.5 mm. Fl. Jun-Sep, fr. Jul-Oct.
* Moist turf, alpine permafrost swamps, damp shingle by rivers, open gravel, slate and schist screes; (3200-)3600-5300 m. Gansu, Qinghai, Sichuan, Xizang.
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