What is the approximate area of this country where Lobelia columnaris can be found (other than Cameroon)?
Lobelia columnaris Lobelia columnaris is a species of the Campanulaceae family. It is the only giant Lobelia occurring in West Africa and is found in Cameroon and Equatorial Guinea. Its natural habitat is subtropical or tropical dry forests.
Khaya grandifoliola Khaya grandifoliola (also called African Mahogany, Benin Mahogany, Large-leaved Mahogany, or Senegal Mahogany) is a species of plant in the Meliaceae family. It is found in Benin, the Democratic Republic of the Congo, Ivory Coast, Ghana, Guinea, Nigeria, Sudan, Togo, and Uganda. It is threatened by habitat loss.