John H. Wiersema

Nymphaea ondinea is an aquatic plant in the family Nymphaeaceae native to northwestern Australia.

Bobgunnia madagascariensis (Bambara: samagara), also called the snake bean plant, is a species of legume in the family Fabaceae. Sometimes sold as "Pau Rosa", along with Bobgunnia fistuloides.

Bobgunnia is a genus of flowering plants in the legume family, Fabaceae. It belongs to the subfamily Faboideae. It includes two species native to sub-Saharan Africa. The genus is named for Charles R. Gunn who was the director of the U.S. National Seed Herbarium for many years before his retirement. Bobgunnia fistuloides (Harms) J.H.Kirkbr. & Wiersema – western and central Africa, from Guinea to the Central African Republic and Democratic Republic of the Congo Bobgunnia madagascariensis (Desv.) J.H.Kirkbr. & Wiersema – western, central, and southern Africa, from Guinea to Chad, Tanzania,

Nymphaea potamophila is a species of waterlily native to the region spanning from Venezuela to northern Brazil. Additionally, it has been reported to occur in Colombia.

Nymphaea prolifera is a species of waterlily naturally found from Mexico (specifically Veracruz and Tabasco) to Brazil and northeastern Argentina. Additionally, it has been reported to occur in Uruguay.

Bobgunnia fistuloides, synonym Swartzia fistuloides, is a species of legume in the family Fabaceae. It is native to west and west-central tropical Africa. Sometimes sold as "Pau Rosa", along with Bobgunnia madagascariensis.

Nymphaea novogranatensis is a species of waterlily native to Colombia, Mexico, and Venezuela.

Nymphaea lingulata is a species of waterlily native to Bolivia, Brazil, and Paraguay.

Nymphaea conardii is a species of waterlily native to the region spanning from Southern Mexico to tropical South America.

Cabomba haynesii is a species of aquatic plant in the family Cabombaceae native to the Caribbean, Central America, and South America.

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Nymphaea loriana is a species of waterlily endemic to Manitoba, and Saskatchewan, Canada.

Nymphaea ondinea subsp. petaloidea is a subspecies of Nymphaea ondinea native to the Northern Territory, and Western Australia.

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Nymphaea pedersenii is a species of waterlily native to Argentina, Bolivia, Brazil, and Uruguay.