Fern



GRE

解释

GRE 红宝书

• n.羊齿植物, 蕨
• ［类］ frond : fern / needle : pine ( 复叶是厥类植物的叶子 / 针叶是松树植物的叶子)

Webster Collegiate

noun

• Etymology: Middle English, from Old English fearn; akin to Old High German farn fern, Sanskrit par?a wing, leaf
• Date: before 12th century
• any of a division (Filicophyta) or class (Filicopsida) of flowerless spore-producing vascular plants having alternating sporophyte and gametophyte generations; especially any of an order (Filicales) of homosporous plants possessing roots, stems, and leaflike fronds — compare seed fern
• ? fernlike adjective
• ? ferny adjective

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