单词 | massula |
释义 | massula/ˈmasjʊlə/Botany noun 1In certain orchids: any of the clusters of pollen grains, each developed from a single cell, which make up a pollinium. 2In aquatic ferns of the families Azollaceae and Salviniaceae: a rounded mass of cytoplasmic foam, having hooked bristles in many species, enclosing a group of microspores. OriginMid 19th century; earliest use found in John Stevens Henslow (1796–1861), botanist and Church of England clergyman. From classical Latin massula little lump from massa + -ula. |
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