Arisaema serratum (Thunb.) Schott (syn. = A.japonicum Bl.)

in Japan, Honshu, Kawaguchi lake, May 2008 (pictures 1 to 11)
in Japan, E. Shikoku, May 2008 (picture 12)
in Japan, Honshu, Mt. Rokko, May 2008 (pictures 13 & 14)
in Japan, Honshu, Nagano, June 2010 (pictures 15 to 32)
in Japan, Honshu, Gomi Pond, June 2010 (pictures 33 to 35)
in Japan, Honshu, Yudanaka Shibu Area, June 2010 (pictures 36 to 39)
in Japan, Honshu, Nikko, June 2010 (pictures 40 & 41)
in Japan, Honshu, Senjogahara, June 2010 (pictures 42 & 43)
in Japan, Honshu, Aizu, June 2010 (pictures 44, 45, 46 & 47)
in Japan, Honshu, road to Takayama, June 2010 (pictures 48 & 49)

Description in Melet. Bot.: 17 (1832)