单词	Selaginellales
释义	Selaginellales plural noun Se·​lag·​i·​nel·​la·​les : an order of lower vascular plants (subclass Lycopodineae) that are sometimes included among the Lycopodiales from which they differ chiefly in having ligulate leaves, four-sided strobiles, and heterosporous reproduction and that are all placed in the single recent genus Selaginella Word History Etymology New Latin, from Selaginella + -ales
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