Takashi Sawa 1929-2013

Botanist Takashi Sawa (1929-2013) was and expert on charophytes. His obituary written by Dr Denger can be found: https://www.thestar.com/news/gta/2014/02/10/botanist_takashi_sawa_was_an_expert_on_beautiful_but_obscure_algae.html