Caldesia Parl., A New Record Genus of Alismataceae to Laos

Abstract:

Caldesia Parl. and C. grandis Sam. are reported as new records from central Laos. Caldesia grandis, the only species with leaves of which length shorter than width in the Old World wide-spread genus Caldesia, is originally recorded in China, Bangladesh, India and Malaysia. The description and photos in natural habitats of the species are here provided.