Lotus was formerly known as Nelumbium speciosum (Willd.), Nymphaea nelumbo, etc. which are all now obsolete. The only name currently recognized is Nelumbo nucifera (Gaertn.) .
Leaves are peltate, circular, and superhydrophobicity.
Flowers are pink in colour, hermaphrodite, entomophily, thermoregulated.
Seed pods are conical, green upon maturity, turn brown when ripened.
Seeds contained in holes in the pod, loose when ripe.