This plant is Threeleaf Arrowhead. This illustration of a tuber of this plant. It's called Kuwai, it is a type of aquatic plant, and in Japan and China, the tubers that form at the nodes of the creeping stems are used as food.
Botanical information
Informations of the plants imaged for these illustrations is bellow.
Botanical name
< scientific name >
Sagittaria trifolia 'Caerulea'
< common name >
Threeleaf Arrowhead
< extra >
Plantae Category
< family >
Alismataceae
< genus >
Sagittaria
< species >
Sagittaria trifolia 'Caerulea'
Origin
< place >
Southeast Asia
