Template:Maguire & Steyermark, 1989
- Maguire, B. & Steyermark, J.A. (†) 1989. Ouratea (Ochnaceae) in Guayana and adjacent Amazonian hylaea. In Maguire, B. & collaborators. The botany of the Guayana Highland – Part XIII. Memoirs of the New York Botanical Garden 51: 56–101.