It is well known that Nymphaea mexicana Zucc. and Nymphoides aquaticum (Walt.) produce brood bodies, hibernating bodies or organs of vegetative propagation. In both species the bodies consist of a cluster of fleshy roots more or less resembling a "hand" or a small bunch of bananas.
Proceedings of the Iowa Academy of Science
©1937 Iowa Academy of Science, Inc.
Conard, Henry S.
"The Banana Floatingheart (Nymphoides aquaticum),"
Proceedings of the Iowa Academy of Science, 44(1), 61-64.
Available at: https://scholarworks.uni.edu/pias/vol44/iss1/9