epigeal cotyledon出土子叶;地上子叶
cotyledon petiole子叶柄
hypogeal cotyledon地下子叶
cotyledon area叶面积;子叶面积
hypogenous cotyledon地下子叶
Cotyledon Choco巧克力线
Cotyledon Undulate银波锦
spirolobal cotyledon螺卷子叶
mango cotyledon芒果子叶
N(名词) a simple embryonic leaf in seed-bearing plants, which, in some species, forms the first green leaf after germination 子叶