Asarum macranthum Hook. f.

Pictures 1 to 5 in Taiwan, Lushan Valley, 24 November 2013
Picture 6 in Taiwan, Fuxong to Qilan Valley, 22 November 2013
Picture 7 in NE.Taiwan, Pinglin, 02 December 2013

Description in Bot. Mag. (1888) t. 7022