genus Alternanthera

Thesaurus

Noun

1.

genus Alternanthera - genus of low herbs of tropical America and Australia; includes genus TelantheraAlternantheracaryophylloid dicot genus - genus of relatively early dicotyledonous plants including mostly flowersamaranth family, Amaranthaceae, family Amaranthaceae - cosmopolitan family of herbs and shrubsalligator grass, alligator weed, Alternanthera philoxeroides - prolific South American aquatic weed having grasslike leaves and short spikes of white flowers; clogs waterways with dense floating masses