| Apocynaceae |
Leeuwenberg |
12434 |
10 km W. of km 39 Kongo Boumba - Lastoursville road, Res. Lopé - Okanda. |
| Pycnobotrya nitida Benth. |
Leeuwenberg |
12439 |
19 km W. of km 39 Kongo Boumba - Lastoursville road, Res. Lopé - Okanda. |
| Chazaliella E.M.A.Petit & Verdc. |
Leeuwenberg |
12442 |
6 km E of bridge over Offoué R. in Kongo Boumba - Lastoursville road, right bank. |
| Julbernardia pellegriniana Troupin |
Leeuwenberg |
12443 |
6 km E of bridge over Offoué R. in Kongo Boumba - Lastoursville road, right bank. |
| Landolphia owariensis P.Beauv. |
Leeuwenberg |
12444 |
6 km E of bridge over Offoué R. in Kongo Boumba - Lastoursville road, right bank. |
| Pycnobotrya nitida Benth. |
Leeuwenberg |
12445 |
26 km E of bridge over Offoué R. in Kongo Boumba - Lastoursville road. |
| Catharanthus roseus (L.) G.Don |
Leeuwenberg |
12447 |
Res. Lopé-Okanda, 1 km S. of Campement. |
| Baissea axillaris (Benth.) Hua |
Leeuwenberg |
12457 |
3 km W. of Ayem near Ogooué R. right bank. |
| Periploca nigrescens Afzel. |
Leeuwenberg |
12458 |
10 km W of Ayem near Ogooué R. right bank. |
| Asystasia gangetica (L.) T.Anderson |
Leeuwenberg |
12460 |
10 km W. of Ayem, near Ogooué R. right bank, 1 km W of Ngollo R. |
| Thomandersia hensii De Wild. & T.Durand |
Leeuwenberg |
12462 |
km 7 Ndjolé - Bifoun road. |
| Hunteria umbellata (K.Schum.) Hallier f. |
Leeuwenberg |
12464 |
km 7 Ndjolé - Bifoun road. |
| Landolphia dulcis (R.Br. ex Sabine) Pichon |
Leeuwenberg |
12466 |
km 7 Ndjolé - Bifoun road. |
| Pycnobotrya nitida Benth. |
Leeuwenberg |
12467 |
km 7 Ndjolé - Bifoun road. |
| Baissea baillonii Hua |
Leeuwenberg |
12468 |
km 7 Ndjolé - Bifoun road. |
| Baissea baillonii Hua |
Leeuwenberg |
12472 |
km 5 Kougouleu - Kouamé road.lace road. |
| Tabernaemontana hallei (Boiteau) Leeuwenb. |
Leeuwenberg |
12473 |
km 5 Kougouleu - Kouamé road.lace road. |
| Tabernaemontana divaricata (L.) R.Br. ex Roem. & Schult. |
Leeuwenberg |
12475 |
CULT. ! Libreville, in garden. |
| Landolphia foretiana (Pierre ex Jum.) Pichon |
Leeuwenberg |
12478 |
Cap Esterias, 2 km S. of Cape = 28 km NW of Libreville. |
| Friesodielsia montana (Engl. & Diels) Steenis |
Leeuwenberg |
12479 |
Cap Esteria, 2 km S of Cape, 28 km NW of Libreville. |