Which plant is an aquatic plant species, Andira or Watercress?
Andira Andira is a genus of flowering plants in the legume family, Fabaceae. It is distributed in the tropical Americas, except for "A. inermis", which also occurs in Africa. It was formerly assigned to the tribe Dalbergieae, but recent molecular phylogenetic evidence has placed it in a unique clade named the "Andira" clade.
Najas grossareolata Najas grossareolata, called the Sri Lankan water nymph, is an aquatic plant growing in fresh water ponds. It is a rare and little-known species known from Sri Lanka.