Hydrocotyle interrupta
| Hydrocotyle interrupta Muhlenberg ex Elliott, Sketch Bot. S. Carolina 1: 345. 1817. | | |
Hydrocotyle vulgaris var. verticillata
| Hydrocotyle vulgaris Linnaeus, var. verticillata (Thunberg) Persoon, Syn. Pl. 1: 301. 1805. | BASIONYM: Hydrocotyle verticillata Thunberg 1798. | |
Centella homalocarpa
| Centella homalocarpa (F. Mueller) Drude, in Engler & Prantl, Nat. Pflanzenfam. 3(8): 120. 1897. | BASIONYM: Hydrocotyle homalocarpa F. Mueller 1861. | |
Homalosciadium homalocarpum
| Homalosciadium homalocarpum (F. Mueller) H. Eichler, Taxon 12: 295. 1963. | BASIONYM: Hydrocotyle homalocarpa F. Mueller 1861. | |
Hydrocotyle cuneata
| Hydrocotyle cuneata J. M. Coulter & Rose, Contr. U.S. Natl. Herb. 4: 28. 1900. | | TYPE: ARIZONA: Yavapai Co.: Montezuma Well, 1891, MacDougal 575 (holotype: US). |
Hydrocotyle homalocarpa
| Hydrocotyle homalocarpa F. Mueller, Fragm. 2: 129. 1861. | | TYPE: AUSTRALIA: Western Australia: Pinjarra, Murray River, |
Hydrocotyle interrupta var. platyphylla
| Hydrocotyle interrupta Muhlenberg ex Elliott, var. platyphylla de Candolle, Prodr. 4: 667. 1830. | | |
Hydrocotyle interrupta var. tuberosa
| Hydrocotyle interrupta Muhlenberg ex Elliott, var. tuberosa de Candolle, Prodr. 4: 59. 1830. | | |
Hydrocotyle verticillata var. cuneata
| Hydrocotyle verticillata Thunberg, var. cuneata (J. M. Coulter & Rose) Jepson, Madroño 1: 124. 1923. | BASIONYM: Hydrocotyle cuneata J. M. Coulter & Rose 1900. | |
Hydrocotyle volckmannii
| Hydrocotyle volckmannii Philippi, Linnaea 33: 88. 1864. | | TYPE: CHILE: Atacama: Near Vallenar, 1860, Volckmann 58 (holotype: SGO). |
Hydrocotyle vulgaris var. communis
| Hydrocotyle vulgaris Linnaeus, var. communis Chamisso & Schlechtendal, Linnaea 1: 356. 1826. | | |