| Family | Species | Number of species | Number of trees |
| Anacardiaceae | Antrocaryon klaineanum Pierre | 3 | 77 |
| Pseudospondias microcarpa (A. Rich.) Engl. | |||
| Trichoscypha oddonii De Wild. | |||
| Annonaceae | Anonidium mannii (Oliv.) Engl. & Diels | 6 | 1054 |
| Cleistopholis patens (Benth.) Engl. & Diels | |||
| Duguetia spp | |||
| Greenwayodendron suaveolens Engl. & Diels | |||
| Xylopia staudtii Engl. & Diels | |||
| Xylopia aethiopica (Dunal) A. Rich. | |||
| Apocynaceae | Alstonia boonei De Wild. | 4 | 87 |
| Alstonia congensis Engl. | |||
| Funtumia africana (Benth.) Stapf | |||
| Tetrorchidium didymostemon (Baill.) Pax & K. Hoffm. | |||
| Malvaceae-Bombacoideae | Ceiba pentandra (L.) Gaertn. | 2 | 8 |
| Rhodognaphalon brevicuspe (Sprague) Roberty | |||
| Burseraceae | Canarium schweinfurthii Engl. | 5 | 2111 |
| Dacryodes buettneri (Engl.) H.J. Lam | |||
| Dacryodes edulis (G. Don) H.J. Lam | |||
| Dacryodes pubescens (Vermoesen) H.J. Lam | |||
| Santiria trimera (Oliv.) Aubrév. | |||
| Cannabaceae | Celtis adolfi-friderici Engl. | 2 | 192 |
| Celtis tessmannii Rendle | |||
| Urticaceae | Musanga cecropioides R. Br. | 1 | 69 |
| Chrysobalanaceae | Maranthes glabra (Oliv.) Prance | 1 | 4 |
| Ebenaceae | Diospyros crassiflora Hiern | 2 | 13 |
| Diospyros spp | |||
| Euphorbiaceae | Croton sylvaticus Hochst. | 7 | 924 |
| Dichostemma glaucescens Pierre | |||
| Croton spp | |||
| Macaranga spp | |||
| Maesobotrya ssp | |||
| Margaritaria discoidea (Baill.) G.L. Webster | |||
| Plagiostyles africana (Müll. Arg.) Prain | |||
| Ricinodendron heudelotii (Baill.) Pierre ex Heckel |