Ecological behaviour and biogeography of endemic species of the genus Piper L. in Africa: A case of the Guineo-Congolean region
Valery Noiha Noumi1*, Louis Zapfack1 and Bonaventure Sonke2
1Laboratory of Plant Systematic and Ecology, Department of Plant Biology, Faculty of Science, University of Yaounde I, P. O. Box 812 Yaounde-Cameroon.
2Department of Biological Sciences, Higher Teacher Training School, University of Yaoundé I, P. O. Box 047 Yaoundé, Cameroon.
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