Man'yō Plants Nunawa 24th November 2015 Thomas Leave a comment Man’yō Name Nunapa 蓴( ぬなは) Modern Name Junsai 蓴菜(ジュンサイ) English Names Water shield Scientific Name F. Cabombaceae Brasenia schreberi Distribution Hokkaido, Honshu, Shikoku, Kyushu Appearance Seasonal Association Poems (1) MYS VII: 1352