越年草 えつねんそう Meanings Noun winter annual; biennial; biennial plant See also: 越年生植物 (えつねんせいしょくぶつ). Kanji 越 go over. Read as エツ. 年 year. Read as ネン. 草 grass. Read as ソウ. Word lists Botany Jinuma: Japanese Dictionary · Word lists