Kikusui

Nippon Tsubaki - Sasanqua Meikan, 1998, p.69 with colour photo; English translation p.46. Large, white, sake cup-shaped single with thick petals and tubular stamen cylinder. Flowers mid-season to late. Leaves elliptic, medium size, flat. Spreading, vigorous growth. Selected from wild japonicas growing at Shiroyama in Hamada City, named and released by Kōsaku Masuda in 1980. From Aichi Prefecture.

誠文堂新光社.1998.《日本ツバキ.サザンカ名鑑》.ｐ.69.　【花】白色の一重、肉厚弁の盃状咲き、筒しベ、大輪、3〜4 月。【葉】楕円、中形、平坦。【樹】横張り性、強い。【来歴】 浜田市城山の野生ヤブツバキより選抜。1980年に増田耕作 の命名•発表。