| Noun | 1. | genus Brasenia - alternatively, a member of the family Nymphaeaceae magnoliid dicot genus - genus of dicotyledonous flowering plants regarded as among the most primitive of extant angiosperms Cabombaceae, subfamily Cabombaceae, water-shield family - in some classifications considered an independent family of water lilies; comprises the genera Cabomba and Brasenia Brasenia schreberi, water-shield, water-target - aquatic plant with floating oval leaves and purple flowers; in lakes and slow-moving streams; suitable for aquariums |