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单词 boston fern
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Boston fern
Boston fern n. the sword fern Nephrolepis exaltata, native to tropical areas of the Americas and Africa; spec. the cultivated variety bostoniensis, which has drooping fronds and is grown as a house plant; (occasionally also) any of several other ferns of this genus.The genus Nephrolepis has been placed in the family Lomariopsidaceae as well as in several other families.
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1896 Boston Flower Market & New Eng. Florist 23 July 62/2 The drooping variety of Nephrolepis exaltata is known in other parts of the world as the ‘Boston fern’.
1924 Amer. Fern Jrnl. 11 100 Here were fifty plants of Boston fern varieties shown by F. R. Pierson, of Tarrytown, N.Y.
2000 G. Nelson Ferns of Florida 63 Five taxa of the genus Nephrolepis occur in Florida, at least three of which are generally referred to by the common name Boston fern.
extracted from Bostonn.2
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