Waterleaf

In botany, waterleaf can mean:

Any plant of the genus Hydrophyllum
Any plant which is a member of the waterleaf family, Hydrophyllaceae
Talinum fruticosum, a leaf vegetable of the family Portulacaceae

In architecture, waterleaf means:

Waterleaf (architecture), sculptural decoration used on the capitals of columns in late twelfth century Romanesque architecture