Sargassum micracanthum
(Kuetzing) Endlicher
トゲモク
採集地：Joetsu, Niigata Pref., JAPAN
採集日：20 Oct. 2006
採集者：T. Wajima
TNS-AL 161485
Copyright 2011 by Taiju Kitayama, National Museum of Nature and Science, Tokyo (TNS)