叉毛阴山荠 cha mao yin shan ji

Cochlearia furcatopilosa K. C. Kuan, Bull. Bot. Lab. N. E. Forest. Inst., Harbin 1980(8): 41. 1980.

Annuals, 10-20(-30) cm tall, canescent, densely covered with forked trichomes. Stems erect, branched, terete. Basal and lower cauline leaves 3-5-foliolate, canescent, densely pubescent with bifurcate trichomes 0.25-0.5(-0.6) mm; petiole 1-3(-4.5) cm; terminal leaflet ovate, rarely oblong or subreniform, 0.6-1.2 × 0.4-1.5 cm, base subtruncate or rounded, margin lobed or crenate, not ending in callose apiculae, apex rounded; lateral leaflets suborbicular or ovate, 3-6 × 2-7 mm, margin crenate or entire. Uppermost leaves simple, pubescent; petiole 1-6 mm; leaf blade oblong, 3-10 × 1.5-4.5 mm, base rounded, margin entire, apex obtuse. Racemes paniculate, ebracteate; rachis distinctly flexuous. Fruiting pedicels divaricate, straight, slender, (3-)5-9(-12) mm, glabrous or pubescent at base. Sepals oblong, 1.2-1.6 × 0.8-0.9 mm, glabrous, white at margin and apex. Petals white, obovate, 3-3.3 × 1.6-2 mm, base shortly clawed, apex rounded. Filaments 1-1.6 mm; anthers oblong-ovate, ca. 0.3 mm. Ovules 8-12 per ovary. Fruit ovate or obovate, rarely oblong, 1.7-2.5(-3) × 0.8-1.1 mm; valves not veined, glabrous; septum perforate; style 0.4-0.5 mm. Seeds brown, oblong, 0.7-0.8 × 0.3-0.4 mm, finely papillate, narrowly margined. Fl. and fr. Jun-Jul. 2n = 12*.

* Mountain slopes, rocky areas, roadsides; 800-1600 m. Hubei.