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单词 marsilea
释义

Marsilea


Thesaurus
Noun1.Marsilea - clover fernsMarsilea - clover ferns genus Marsileafamily Marsileaceae, Marsileaceae - clover fernsclover fern, pepperwort - any of several water ferns of the genus Marsilea having four leafletsMarsilea quadrifolia, water clover - water fern of Europe and Asia and the eastern United States distinguished by four leaflets resembling clover leavesfern genus - genera of ferns and fern allies

Marsilea


Marsilea

 

a genus of plants of the family Marsiliaceae of the class Filicineae. They are rhizomatous grasses growing usually in shallow water or wet, marshy areas that occasionaly dry up. Numerous roots grow below the rhizome, and two rows of leaves form on top. The young leaves are spirally convolute; the more developed leaves have four approximate pinnae on a long stem. There are between 60 and 70 species found throughout the world, particularly in Australia and southern Africa. Three species are found in the USSR, growing in the Lower Volga Region, the Caucasus, and Middle Asia. The most common is the clover fern Marsilea quadrifolia.

REFERENCE

Takhtadzhyan, A. L. Vysshie rasteniia, vol. 1. Moscow-Leningrad, 1956.

Marsilea


Related to Marsilea: Marsilea quadrifolia
  • noun

Synonyms for Marsilea

noun clover ferns

Synonyms

  • genus Marsilea

Related Words

  • family Marsileaceae
  • Marsileaceae
  • clover fern
  • pepperwort
  • Marsilea quadrifolia
  • water clover
  • fern genus
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