duckweed

英語

兩種不同浮萍的特寫：
分別為 Spirodela polyrrhiza 和 Wolffia globosa

詞源

來自duck +‎ weed。據說是因常被鴨子或水禽食用而得名。對照中古英語 dokemete (字面意思是「鴨子食物」)。

名詞

duckweed (可數 和 不可數，複數 duckweeds 或 duckweed)

1. 浮萍
   • 1909, H. G. Wells, The Beautiful Suit

     But his face was a face of such happiness that, had you seen it, you would have understood indeed how that he had died happy, never knowing that cool and streaming silver for the duckweed in the pond.

衍生詞

• common duckweed (Lemna minor, Spirodela polyrhiza)
• gibbous duckweed (Lemna gibba)
• great duckweed, greater duckweed (Spirodela polyrhiza)
• ivy duckweed (Lemna trisulca)
• larger duckweed (Spirodela polyrhiza)
• least duckweed (Lemna minuta, Lemna aequinoctialis)
• lesser duckweed (Lemna minor)
• minute duckweed (Lemna perpusilla)
• star duckweed (Lemna trisulca)
• tropical duckweed (Pistia stratiotes)
• Valdivia duckweed (Lemna valdiviana)