互卷黄精 hu juan huang jing

Polygonatum racemosum F. T. Wang & T. Tang.

Rhizome moniliform, thick. Stem erect, usually flexuous distally, 0.8--1.7 m, glabrous. Leaves alternate; petiole 3--5 mm; leaf blade oblong-lanceolate to lanceolate, 5--10 × 0.8--1.7 cm, glabrous, margin slightly crisped, apex strongly cirrose. Inflorescences racemelike, 1--5-flowered; peduncle 1--1.5 cm, slender, ascending and apically recurved; bracts small, scarious. Pedicel 3--8 mm. Perianth white, cylindric, 7--8 mm; tube 2--3 mm; lobes 4--5 mm. Filaments short, less than 1 mm, glabrous; anthers ca. 1.2 mm. Ovary ca. 2.5 mm. Style ca. 1.5 mm. Fl. May--Jul.

* Rocks in limestone areas; 1700--1800 m. SW Sichuan.