“Identification of the Genus Phyllanthus (Family Phyllanthaceae) in Southern Nigeria using Comparative Systematic Morphological and Anatomical Studies of the Vegetative Organs” (2015) Global Journal of Science Frontier Research, 15(C2), pp. 79–93. Available at: https://www.journalofscience.org/index.php/GJSFR/article/view/1611 (Accessed: 5 February 2026).