Ottelia

Ottelia
Ottelia alismoides
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Monocots
Order:	Alismatales
Family:	Hydrocharitaceae
Subfamily:	Anacharioideae
Genus:	Ottelia Pers. 1805 not R.Hedw. 1806
Synonyms
Damasonium Schreb. 1789, illegitimate homonym, not Mill. 1754 (Hydrocharitaceae) nor Adans. 1789 (syn of Limnocharis in Alismataceae) Hymenotheca Salisb. Boottia Wall. Oligolobos Gagnep. Xystrolobos Gagnep. Beneditaea Toledo

Ottelia is a genus of an aquatic plant family Hydrocharitaceae described as a genus in 1805. The genus is native to tropical and subtropical regions of Africa, Asia, South America, and Australia.

Flower of Ottelia alismoides

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Wikipedia