Printable poster of the Costus Spectabilis, the yellow trumpet plant. This plant is native to many tropical African countries. And is Nigerias national plant. It has gorgeous yellow trumpet-like flowers and is native to Angola, Benin, Burkina Faso, Burundi, Cameroon, Chad, Côte d'Ivoire, Democratic Republic of the Congo, Ethiopia, Gabon, Ghana, Guinea, Kenya, Malawi, Mali, Nigeria, Senegal, Sierra Leone, Sudan, Tanzania, Togo, Uganda, Zambia and Zimbabwe. Bring the vibrant beauty in your…