Sherbournia bignoniiflora
Sherbournia bignoniiflora ( Welw . ) Hua is an African scandent shrub or liane with large , showy , bell-shaped flowers belonging to the family Rubiaceae and found in equatorial West African evergreen forests in Cameroun , Benin , Gabon , Sudan , Uganda , Democratic Republic of the Congo , Nigeria , Sierra Leone , Ivory Coast , Zambia and Angola . 
<triplet> Benin <subj> West Africa <obj> located on terrain feature <triplet> Nigeria <subj> West Africa <obj> part of <triplet> Sierra Leone <subj> West Africa <obj> part of <triplet> Ivory Coast <subj> West Africa <obj> part of