acotyledon

/ey-kot-l-eed-n, ey-kot-/US // ˈeɪˌkɒt lˈid n, eɪˌkɒt- //UK // (əˌkɒtɪˈliːdən) //

根茎类植物,子叶,子叶植物,橡树叶子

Definitions

n.名词 noun

1
- : a plant without cotyledons, therefore one belonging to a group lower than the seed plants.