Species commonly cultivated
Hydrocotyle leucocephala Cham.& Schltdl. (Central and South America)
H. ranunculoides L. f. (America)
H. sibthorpioides Lam. (Asia)
H. verticillata Thunb. (America)
H. vulgaris L. (Europe, Africa, Middle East)
Hydrocotyle ranunculoides is introduced in Australia and Europe, while H. sibthorpioides is introduced in the United States.
amphibious, creeping stoloniferous plant
Perennial. Stems floating or creeping, rooted at nodes, stoloniferous. Leaves produced at most nodes, usually floating or emergent, sometimes submersed, on elongate petiole, stipules present; leaf blade peltate, orbicular to reniform; margin entire or lobed. Inflorescence an axillary umbel, rarely a spike. Flowers small and inconspicuous. Dispersal by seed or stem fragments.
shallow waters of rivers and lakes, wet littoral zone, and wet ground
a large genus of at least 75 species worldwide, of which only 5 are aquatic or amphibious