1	"Leaflets incised-crenate"	"Lannea alata"
1	"Leaflets with entire margins"	2
2	"Drupes up to 5.5 mm long"	"Lannea obovata"
2	"Drupes 6-12 mm long; leaflets usually larger, number and indumentum various"	3
3	"Leaflets glabrous on the lower surface except for tufts in axils of the main veins"	"Lannea schweinfurthii"
3	"Leaflets stellate-tomentose to subglabrous but not with tufts of hair in the leaf axils"	4
4	"Female inflorescences 2.5-30.5 cm long; drupes glabrous"	5
4	"Female inflorescences up to 3 cm long; drupes usually stellate-tomentose"	6
5	"Leaf rachises up to 8 cm long; leaflets 1.5- 8 cm long; drupes 5-8 mm wide"	"Lannea malifolia"
5	"Leaf rachises 8-33 cm long; leaflets 5-15.5 cm long; drupes 6-9 mm wide"	"Lannea schimperi"
6	"Leaves almost always with 3 leaflets; petioles usually well above 10 mm long; female inflorescences 1-3 cm long"	"Lannea triphylla"
6	"Leaves almost always with 1-leaflet' petioles 2-12 mm long; female inflorescences less than 1 cm long"	"Lannea cotoneaster"