foc
《中国植物志》英文修订版
Flora of China
  FOC Vol.8 (2001)              | Family List  Brassicaceae  PDF Cardamine  PDF   |  eFloras.org Link Font:+ Big | - Small
   38. Cardamine lihengiana  Al-Shehbaz
李恒碎米荠   li heng sui mi ji
  

  

Herbs perennial, 30-50 cm tall, glabrous throughout. Rhizomes slender, without stolons. Stems erect, angled, with internodes usually more than 2 cm. Rhizomal and lower cauline leaves simple; petiole 1-4 cm, not auriculate at base; leaf blade reniform or suborbicular, 0.7-2.5 × 1-3 cm, palmately veined, base cordate, margin repand-crenate, obscurely to distinctly 5- or 7-angled, apex obtuse, obscurely mucronulate. Middle and upper cauline leaves with axillary flowers, simple or rarely 1 or 2 with a lateral, leafletlike lobe, suborbicular or ovate, angled, not crenate, progressively smaller upward. Racemes bracteate throughout, very lax. Fruiting pedicels ascending, 1.5-3 cm, slender, straight. Sepals ovate, 1.5-1.8 × 0.9-1 mm, apex membranous, base not saccate. Petals white, obovate, 3.5-4.5 × 1.5-2 mm, not clawed, apex rounded. Median filament pairs ca. 2.5 mm, lateral pair ca. 2 mm; anthers oblong, ca. 0.6 mm. Ovules 20-24 per ovary. Fruit linear, 2-3.6 cm × ca. 1 mm, sessile; valves glabrous, smooth; style 1-2 mm. Seeds brown, oblong, 1.2-1.4 × 0.7-0.9 mm, wingless. Fl. and fr. Jun.

* About 1900 m. Yunnan.

Cardamine lihengiana is the most distinctive of all Eurasian species in the genus on account of its having very lax racemes that are bracteate throughout.

  
  

李恒碎米荠 Cardamine lihengiana