Koiso

Inazawa Nurseries Co. Ltd. Catalogue, 1986-1987, p.8, A-386: Very small, dark red, single. Early to mid-season blooming. Originated in Japan. Nippon Tsubaki - Sasanqua Meikan, 1998, p.87 with colour photo; English translation p.58. Vermilion, tubular single, tubular stamen cylinder, small. Flowers early to mid-season. Leaves oblong, medium size. Upright, vigorous growth. Selected from wild japonicas growing in Tamanoura Town on Fuke Island, Goto Archipelago. Named and released by Tomoichi Fujita in 1975.

誠文堂新光社.1998.《日本ツバキ.サザンカ名鑑》.ｐ.87.　【花】鮮紅色の一重、筒咲き、筒しベ、 小輪、1〜3月。【葉】長楕円、中形。 【樹】立性、強い。【来歴】五島列島 福江島•玉の浦町の野生ヤブツバ キの選抜種。1975年頃に藤田友一の 命名•発表。写/桐野、文/松尾。