全缘叶山萮菜 quan yuan ye shan yu cai

Cochlearia integrifolia de Candolle, Syst. Nat. 2: 369. 1821; Eutrema alpestre Ledebour; E. alpestre var. hissaricum Lipsky; E. integrifolium var. hissaricum (Lipsky) O. E. Schulz; Goldbachia laevigata de Candolle var. adscendens Franchet; Smelowskia integrifolia (de Candolle) C. A. Meyer.

Herbs (30-)40-80(-90) cm tall, glabrous throughout; rhizomes short. Stems erect, simple at base, branched above. Basal leaves rosulate, somewhat fleshy; petiole (2.5-)3.5-9(-12) cm; leaf blade ovate, orbicular, or cordate, (1.5-)2-4(-6) × (1.5-)1.7-3.5(-5.5) cm, base cordate or rounded, margin entire, apex obtuse. Middle cauline leaves lanceolate to oblong-lanceolate, 4-6.5(-8) × 1-2(-3) cm, pinnately veined, sessile, base cuneate, margin entire, apex subacute. Infructescence lax raceme, main branch 10-20 cm. Fruiting pedicels divaricate, (4-)6-13(-18) mm. Sepals ovate, 2-2.5 × 1-1.5 mm, caducous. Petals white, spatulate, 4-5 × 2-3 mm. Filaments white, 1.7-2.5 mm, slightly dilated at base; anthers oblong, 0.6-0.7 mm. Ovules 4 per ovary. Fruit ellipsoid or oblong, 5-8(-10) × 1-2 mm, slightly 4-angled, not torulose; valves cuneate at both ends, with a prominent midvein; gynophore to 0.3 mm; septum complete or rarely perforate; style 0.3-0.6 mm. Seeds oblong, plump, 2-3 × 1-1.5 mm. Fl. May-Jun, fr. Jul-Aug.

Woods, subalpine areas, open slopes; 1200-2400 m. Xinjiang [Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan].

The records of Eutrema pseudocordifolium Popov in FRPS and Fl. Xinjiang. (2(2): 204. 1995) are based on misidentified plants of E. integrifolium.