FORM Aquatic plants freshwater growing from rhizomes rooted in the mud.

Genera   6             

Species  70 in our area 16 (Gray); 13 (B&B)⁴³

Distribution  Global

Flowers Perfect, large showy often floating

#Parts     3-6 sepals, 3-numerous petals   3-many stamens.

Symmetry regular

Leaves floating heart shaped