]> A barcode-00238199 China Yunnan W side of Diancang Shan mt range . Vicinity of Dajiuping. Polygonum microcephalum var. sphaerocephalum (Wallich ex Meisner) Murata (Wallich ex Meisner) Murata 2010-08-16 16:37:27 Sino-Amer. Bot. Exped. (1984)