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Name derivation:

Common name ‘fanwort’.


Cabomba Aublet.

Order Nymphaeales;  Family Cabombaceae


Thin stem usually covered with a gelatinous coat.  Leaves opposite, floating leaves entire and oval.  Excellent example of heterophylly:  Submerged leaves are highly dissected and branched with not much more than thin epidermis and vascular tissue present. Emergent or floating leaves with an entire peltate blade are produced to help float flowers above the surface for pollination.

Perfect flowers (both ♀ and ♂) ~ 1 cm long.

Similar genera:



Eastern USA, southward from W. Massachusetts.