Accepted By:
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AFPD. 2008. African Flowering Plants Database - Base de Donnees des Plantes a Fleurs D'Afrique.
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Nasir, E. & S. I. Ali (eds). 1980-2005. Fl. Pakistan Univ. of Karachi, Karachi.
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ORSTOM. 1988. List Vasc. Pl. Gabon Herbier National du Gabon, Yaounde.
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Rutenberg, C. 1880-1889. Reliquiae Rutenbergianae. Abh. Naturwiss. Vereins Bremen 7(1): 1–54; 7(2): 198–214; 7(3): 335–365; 9(4): 401–403; 10(3): 369–396.
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