Monanthotaxis klainei var. lastoursvillensis, (Pellegr.) Verdc.

Hoekstra, P. H., Wieringa, J. J., Maas, P. J. M. & Chatrou, L. W., 2021, Revision of the African species of Monanthotaxis (Annonaceae), Blumea 66 (2), pp. 107-221 : 169-170

b. var. lastoursvillensis (Pellegr.) Verdc. — Map 26

Monanthotaxis klainei (Engl.) Verdc. var. lastoursvillensis (Pellegr.) Verdc. (1971b) 30. — Popowia lastoursvillensis Pellegr. (1949) 213. — Popowia klainei Engl. var. lastoursvillensis (Pellegr.) Le Thomas (1963) 290. — Lectotype (designated by Le Thomas 1969: 221): G.M.P.C. Le Testu 8595 (lecto consisting of 2 sheets: P00362624, P00362625; iso BM000553844, BR0000008823748,BR0000008823847), Gabon, Ogooué-Lolo,region de Lastoursville, Poungwé, 19 Dec. 1930.

Leaves: lamina 1.9–2.7 times longer than wide, primary vein yellowish or reddish, often clearly contrasting with petiole, secondary veins 7–10 per side. Inflorescences cauliflorous, ramiflorous or axillary, composed of solitary flowers or a few-flowered fascicles; pedicels 0–3 mm long, fruiting pedicels 1–10 mm long. Flowers: carpels 20–26. Seeds 1, ellipsoid, 10–12 by 6–7 mm.

Distribution — Cameroon, Gabon, Angola.

Habitat & Ecology — In rain forest, gallery forest, river banks and forest near savannas.Altitude: 35– 200 m. Flowering: January, March, May, December; fruiting: January to May, October.

Preliminary IUCN conservation status — Near threatened (NT). EOO: 306 766 km 2, AOO: 60 km 2. This variety is currently known from 11 locations and is probably quite common in Lope National Park; however, the most recent collections from Cameroon and Angola are from more than 100 years ago, and the variety might have disappeared from various localities.

Figures

Map 26 Distribution of Monanthotaxis klainei (Engl.) Verdc. var. klainei (●, O means uncertain dets), M. klainei (Engl.) Verdc. var. lastoursvillensis (Pellegr.) Verdc. (■).