Malouetia is a genus of plants in the family Apocynaceae, first described as a genus in 1844. It is native to Africa, South America, Central America, and the West Indies. • # Malouetia amazonica M.E.Endress - Amazonas State in Brazil • # Malouetia amplexicaulis Spruce ex Müll.Arg.

• NW Brazil, Peru • # Malouetia aquatica Markgr - NW Brazil • # Malouetia arborea (Vell.) Miers - SE Brazil • # Malouetia barbata J.Ploeg - Cameroon • # Malouetia bequaertiana Woodson - C Africa • # Malouetia bubalina M.E.Endress - Colombia • # Malouetia calva Markgr.
• S Venezuela, NW Brazil • # Malouetia cuatrecasatis Woodson - Colombia • # Malouetia duckei Markgr.
• Amazon Basin • # Malouetia flavescens (Willd. ex Roem. & Schult.) Müll.Arg.
• St. Vincent, Venezuela, NW Brazil, Colombia, Peru, 3 Guianas • # Malouetia gentryi M.E.Endress - N Peru • # Malouetia glandulifera Miers - Amazon Basin • # Malouetia gracilis (Benth.) A.DC.
• Guyana • # Malouetia gracillima Woodson - NW Brazil • # Malouetia grandiflora Woodson - S Venezuela • # Malouetia guatemalensis (Müll.Arg.) Standl.
• Colombia, Central America • # Malouetia heudelotii A.DC.
• W + C Africa • # Malouetia killipii Woodson - Peru • # Malouetia lata Markgr.
• NW Brazil • # Malouetia mildbraedii (Gilg & Stapf) J.Ploeg - C Africa • # Malouetia molongo M.E.Endress - S Venezuela • # Malouetia naias M.E.Endress - Venezuela, Colombia, Peru • # Malouetia nitida Spruce ex Müll.Arg.
• W Venezuela, NW Brazil • # Malouetia parvifolia Woodson - Venezuela • # Malouetia pubescens Markgr.
• Venezuela, Colombia, NW Brazil, Guyana • # Malouetia pumila M.E.Endress - Roraima • # Malouetia quadricasarum Woodson - Panama, Colombia, Peru • # Malouetia sessilis (Vell.) Müll.Arg.
• SE Brazil • # Malouetia tamaquarina (Aubl.) A.DC.
• Venezuela, Colombia, Brazil, 3 Guianas, Bolivia, Peru • # Malouetia virescens Spruce ex Müll.Arg.
• Venezuela, Colombia, NW Brazil

Uses

Malouetia tamaquarina is used as an additive to some versions of the hallucinogenic drink Ayahuasca.