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Chinese Plant Names | Family List | Brassicaceae | Yinshania

9. Yinshania paradoxa (Hance) Y. Z. Zhao, Acta Sci. Nat. Univ. Intramongol. 23: 567. 1992.

卵叶阴山荠 luan ye yin shan ji

Description from Flora of China

Cardamine paradoxa Hance, J. Bot. 6: 111. 1868; Cochlearia paradoxa (Hance) O. E. Schulz; Hilliella paradoxa (Hance) Y. H. Zhang & H. W. Li.

Annuals, 30-70 cm tall, glabrous throughout or rarely puberulent with minute simple trichomes to 0.06 mm. Stems erect, angled, simple or branched above. Basal and lowermost cauline leaves 3(or 5)-foliolate; petiole 4-8 cm; leaflet blade ovate, oblong, or lanceolate, 1.5-5(-6) × 1-2(-3) cm, base subtruncate, cuneate, obtuse, or oblique, margin crenate or repand and with mucronate callosities terminating veins, apex obtuse or acute and mucronate; petiolule of terminal leaflets 0.2-2 cm. Racemes terminal and lateral, ebracteate; rachis slender, straight or subflexuous apically. Fruiting pedicels (1.5-)2.5-4 mm, straight, spreading or reflexed. Sepals oblong, 1.5-2 mm. Petals white, obovate, 2-2.5 mm, apex rounded; claw to 1 mm. Filaments white, 1.5-2 mm; anthers oblong, ca. 0.4 mm. Fruit ovoid or ellipsoid, 3-4 × 2-2.5 mm; valves glabrous; septum absent; style 1-2 mm. Seeds 2 or 3, oblong, 1.5-1.8 × ca. 1 mm. Fl. Apr-Nov, fr. May-Dec. 2n = 42*.

The above first record from Vietnam is based on Harder, Loc & Tai 4294 (IEBR, MO).

Mountain slopes, valleys, roadsides; 300-1000 m. Guangdong, Guangxi, Hubei, Sichuan [N Vietnam].


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