单词 | eudicotyledon |
释义 | eu·di·cot·y·le·don ![]() n. Any of numerous flowering plants having two cotyledons in the seed, pollen grains with three pores, and usually the capacity for secondary growth, leaves with reticulate venation, and flower parts that are in multiples of four or five. [EU-, true (since the eudicotyledons form a clade excluding certain other dicotyledonous groups, such as the magnoliids) + DICOTYLEDON.] |
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