We studied the forest structure and tree species diversity with diameter-at-breast-height (dbh) ≥ 10 cm in Abasumba Globally Significant Biodiversity Area Ghana. Sixteen 25 m * plots were demarcated trees dbh inventoried following International Plant Nomenclature Index. The characteristic three–storey of tropical forests was shown, 68.7% lower 4.5–18 middle 18–30 storeys. A majority 91.4% 342 1...