Urtica thunbergiana Sieb. & Zucc.

Pictures 1 & 2 in Taiwan, Mingchih Lake, ca.1700m, 22 November 2013
Pictures 3 & 4 in Taiwan, Lushan Valley, 24 November 2013

Publication in Abh. Math.-Phys. Cl. Königl. Bayer. Akad. Wiss. 4(3): 214 (1846)