Araliaceae Juss.
Gen.Pl. [Jussieu] 217 (1789)
Hydrocotyle L.
Sp.Pl. [Linnaeus] 1:234 (1753)
Hydrocotyle hirta A.Rich.
Hairy Pennywort
Ann.Gen.Sci.Phys. 4:204 (1820)
Hydrocotyle hispidula Bunge
Pl.Preiss. [J.G.C.Lehmann] 1:283 (1845)
Hydrocotyle hispidula Bunge var. hispidula
Hydrocotyle hispidula var. tenella Benth.
Fl.Austral. 3:343 (1867)
Hydrocotyle intertexta A.Rich.
Ann.Gen.Sci.Phys. 4:203-204 (1820)
Hydrocotyle lemnoides Benth.
Aquatic Pennywort
Fl.Austral. 3:345 (1867)
Hydrocotyle medicaginoides Turcz.
Trefoil Pennywort
Bull.Soc.Imp.Naturalistes Moscou 22 (2):27-28 (1849)
Hydrocotyle muriculata Turcz.
Bull.Soc.Imp.Naturalistes Moscou 22 (2):28 (1849)
Hydrocotyle papilionella A.J.Perkins
Butterfly Pennywort
Nuytsia 29:238-240, Fig. 4 (2018)
Hydrocotyle perforata A.J.Perkins
Pitted Pennywort
Nuytsia 29:212-215, Fig. 5 (2018)
Hydrocotyle perplexa A.J.Perkins
Intricate Pennywort
Nuytsia 30:264-268, Fig. 6 (2019)
Hydrocotyle phoenix A.J.Perkins
Fire Pennywort
Telopea 20:42-46, Figs 1-2 (2017)
Hydrocotyle pilifera Turcz.
Bull.Soc.Imp.Naturalistes Moscou 22(2):26-27 (1849)
Hydrocotyle pilifera var. glabrata Benth.
Hairy Pennywort
Fl.Austral. 3:344 (1867)
Hydrocotyle pilifera Turcz. var. pilifera
Hydrocotyle plebeya A.Rich.
Ann.Gen.Sci.Phys. 4:186 (1820)
Hydrocotyle plebeya R.Br.ex Benth.
Hydrocotyle puberula H.Eichler ms
Hydrocotyle ranunculoides L.f.
Suppl.Pl. 177 (1782)
Hydrocotyle rugulosa Turcz.
Bull.Soc.Imp.Naturalistes Moscou 22 (2):27 (1849)