珠子参 zhu zi shen

Codonopsis forrestii Diels, Notes Roy. Bot. Gard. Edinburgh 5: 171. 1912; C. convolvulacea var. efilamentosa (W. W. Smith) L. T. Shen; C. convolvulacea var. forrestii (Diels) Ballard; C. convolvulacea var. limprichtii (Lingelsheim & Borza) J. Anthony; C. efilamentosa W. W. Smith; C. forrestii var. hirsuta P. C. Tsoong & L. T. Shen; C. limprichtii Lingelsheim & Borza; C. mairei H. Léveillé; C. retroserrata Z. T. Wang & G. J. Xu.

Leaves petiolate; petiole 3-22 mm; blade deltoid or ovate to linear-lanceolate, 2-10 × 0.4-3.5 cm, papery, base cordate or truncate to cuneate, margin entire, subentire, sinuous-crenate, or serrate.

Open woods, forest margins, thickets, meadows; 1800-3900 m. W Guizhou (Anshun), SW Sichuan, C and N Yunnan [N Myanmar].