つるにちにちそうMeaningsNoun1. bigleaf periwinkle (Vinca major); greater periwinkle (Usually kana)Other spellings蔓つる日にち々にち草そう蔓つる日にち日にち草そうUsually written in kanaOther readingsツルニチニチソウKanji in other spellings蔓tendril日sun草grass