liliopsid family, monocot family - family of flowering plants having a single cotyledon (embryonic leaf) in the seed

Commelinales, order Commelinales, order Xyridales, Xyridales - an order of monocotyledonous herbs

genus Pontederia, Pontederia - pickerelweed

Eichhornia, genus Eichhornia - water hyacinth; water orchid

genus Heteranthera, Heteranthera - mud plantains