Hydrocharis is a genus of aquatic plants in the family Hydrocharitaceae described as a genus by Carl Linnaeus in 1753.Linnaeus, Carl von. 1753. Species Plantarum 2: 1036 in Latin Species range across much of Europe and Asia, northwestern and central Africa, New Guinea, and the Americas from the eastern and central United States to Argentina and Chile. Species are naturalized in parts of California, northeastern North America, southern tropical Africa, and Australia.Cook, C. D. K. and R. Lüönd. 1982. A revision of the genus Hydrocharis (Hydrocharitaceae). Aquatic Botany 14: 177--204.Roberts, M. L., R. L. Stuckey, and R. S. Mitchell. 1981. Hydrocharis morsus-ranae (Hydrocharitaceae) new to the United States. Rhodora 83: 147--148.
The best known species is Hydrocharis morsus-ranae, commonly called common frogbit or European frog's-bit, and occasionally water-poppy.
Species Five species are accepted. Hydrocharis chevalieri (De Wild.) Dandy – Benin, Cameroon, Gabon, Central African Republic, Republic of the Congo, Democratic Republic of the Congo Hydrocharis dubia (Blume) Backer – Primorsky Krai, China, Japan, Korea, Indian subcontinent, SE Asia, New Guinea Hydrocharis laevigata – smooth or South American frogbit; Mexico through Central and South America to Argentina and Chile Hydrocharis morsus-ranae L. – common or European frogbit; Europe, Siberia, North Africa, Turkey, Caucasus, Kazakhstan Hydrocharis spongia – American frogbit; central and eastern United States
References
External links