| Ficus ardisioides Warb. |
Wieringa |
501 |
Crystal mountains, 5½ km NNE of Tchimbélé.. |
| Duvigneaudia inopinata (Prain) J.Léonard |
Wieringa |
502 |
Crystal mountains, 5½ km NNE of Tchimbélé. |
| Chytranthus angustifolius Exell |
Wieringa |
503 |
Crystal mountains, 5½ km NNE of Tchimbélé. |
| Chytranthus angustifolius Exell |
Wieringa |
503 |
Crystal mountains, 5½ km NNE of Tchimbélé. |
| Vahadenia laurentii (De Wild.) Stapf |
Wieringa |
504 |
Crystal mountains, 5½ km NNE of Tchimbélé. |
| Pavetta L. |
Wieringa |
506 |
Crystal mountains, 5½ km NNE of Tchimbélé. |
| Elachyptera bipindensis (Loes.) R.Wilczek |
Wieringa |
508 |
Crystal mountains, Bingiligwen river, 1 km WNW of Tchimbélé. |
| Salacia longipes (Oliv.) N.Hallé var. camerunensis (Loes.) N.Hallé |
Wieringa |
511 |
Crystal mountains, 5 km on road Tchimbélé to Kinguélé, 3 km NW Tchimbélé. |
| Salacia L. |
Wieringa |
512 |
Crystal mountains, 5 km on road Tchimbélé to Kinguélé, 3 km NW Tchimbélé. |
| Bertiera arctistipula N.Hallé |
Wieringa |
513 |
Crystal mountains, 5 km on road Tchimbélé to Kinguélé, 3 km NW Tchimbélé. |
| Menispermaceae |
Wieringa |
514 |
Crystal mountains, 5 km on road Tchimbélé to Kinguélé, 3 km NW Tchimbélé. |
| Sabicea Aubl. |
Wieringa |
516 |
Crystal mountains, 5 km on road Tchimbélé to Kinguélé, 3 km NW Tchimbélé. |
| Rubiaceae |
Wieringa |
517 |
Crystal mountains, 5 km on road Tchimbélé to Kinguélé, 3 km NW Tchimbélé. |
| Bulbophyllum bequaertii De Wild. |
Wieringa |
518 |
Crystal mountains, 1 km SE of Tchimbélé. |
| Maesobotrya Benth. |
Wieringa |
519 |
Crystal mountains, 1 km SE of Tchimbélé. |
| Rourea calophylla (Gilg ex Schellenb.) Jongkind |
Wieringa |
520 |
Crystal mountains, 1 km SE of Tchimbélé. |
| Polystachya fractiflexa Summerh. |
Wieringa |
522 |
Crystal mountains, 11 km NE of Tchimbélé. |
| Genyorchis apetala (Lindl.) J.J.Verm. |
Wieringa |
538 |
Minkébé region, c. 90 km N of Makokou, Nsye-valley. |
| Begonia subscutata De Wild. |
Wieringa |
539 |
Minkébé region, c. 90 km N of Makokou, Nsye-valley. |
| Rourea thomsonii (Baker) Jongkind |
Wieringa |
541 |
Minkébé region, c. 90 km N of Makokou, Nsye-valley. |