| menyanthes | (n) the type genus of the Menyanthaceae; one species: bogbeans, Syn. genus Menyanthes |
| menyanthaceae | (n) a dicotyledonous family of marsh plants of order Gentianales, Syn. buckbean family, family Menyanthaceae |
| water shamrock | (n) perennial plant of Europe and America having racemes of white or purplish flowers and intensely bitter trifoliate leaves; often rooting at water margin and spreading across the surface, Syn. marsh trefoil, bogbean, bog myrtle, Menyanthes trifoliata, buckbean |
| Menyanthes | prop. n. The type genus of the |