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单词 rattlesnake fern
释义

Definition of rattlesnake fern in English:

rattlesnake fern

noun
  • An unusually tall moonwort of Eurasia and North America, Botrychium virginianum, with a triangular, ternately compound sterile blade from which a fertile frond emerges, thought to resemble the tail of a rattlesnake.

Origin

Early 19th century; earliest use found in Frederick Pursh (1774–1820).

Definition of rattlesnake fern in US English:

rattlesnake fern

noun
  • An unusually tall moonwort of Eurasia and North America, Botrychium virginianum, with a triangular, ternately compound sterile blade from which a fertile frond emerges, thought to resemble the tail of a rattlesnake.

Origin

Early 19th century; earliest use found in Frederick Pursh (1774–1820).

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更新时间:2024/12/27 13:07:35