Noun marchantiales has 1 sense
  1. Marchantiales, order Marchantiales - liverworts with gametophyte differentiated internally
    --1 is a kind of plant order
    --1 is a member of
     Hepaticopsida, class Hepaticopsida, Hepaticae, class Hepaticae
    --1 has members: Marchantiaceae, family Marchantiaceae
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