Water Wisteria (Hygrophila difformis) has unique, branching leaves that provide a delightful textural contrast to your aquarium. The plants are easily propagated by cuttings, which may require supplemental iron for optimal growth.
Wisteria may grow above the water's surface. When this happens the leaf structure to the plant changes from a branching pattern to a solid leaf structure. The Wisteria pictured above is at it appears grown underwater. Wisteria grown above the water's surface will change in appearance to this form if submerged, and vice versa.