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DICHAPETALACEAE

Field Guide to the Moist Forest Trees of Tanzania

Jon C. Lovett, Chris K. Ruffo, Roy E. Gereau & James R.D. Taplin
Illustrations by Line Sørensen & Jilly Lovett

DICHAPETALACEAE

Dichapetalum madagascariense Poir.
Syn. FTEA: NC.
Syn. TTCL: NR.
Syn. other: NR.
Local names: Mkwaya, Chikwaya (Sw).
Bole: Scandent/branched. Small. To 10 m.
Bark: NR.
Slash: NR.
Leaf: Simple. Alternate.
Petiole: 0.2 – 0.11 cm.
Lamina: Medium. 5 – 17 × 2 – 10 cm. Elliptic/lanceolate/ovate. Cuneate/cordate. Obtuse/acuminate/emarginate. Entire. Glabrous/hairy.
Domatia: Hairs.
Glands: Small.
Stipules: Small. 0.2 – 0.5 cm long. Falling.
Thorns & Spines: Absent.
Flower: White/pale yellow. Axillary. Hermaphrodite.
Fruit: Globose/ellipsoid. 1 – 6 × 1 – 2.5 cm.
Ecology: Riverine, lowland (var. madagascariense) and dry montane (var. brevistylum Breteler).
Distr: var. brevistylum: N, var. madagascariense: C, N, LV. Tropical Africa. Madagascar.
Notes: NR.
Uses: The leaves and roots are poisonous and are used as a fishing bait. Roots and leaves are pounded and dried for use as a poison for house rats and are also poisonous to livestock.
Dichapetalum stuhlmannii Engl.
Syn. FTEA: NC.
Syn. TTCL: D. schliebenii Mildbr.
Syn. other: NR.
Local names: Mkwaya, Chikwaya (Sw).
Bole: Branched. Small. To 12 m.
Bark: Smooth, lenticellate on the branches.
Slash: NR.
Leaf: Simple. Alternate.
Petiole: 0.3 – 0.8 cm, hairy.
Lamina: Medium. 8 – 13 × 3 – 7 cm. Elliptic/oblong. Cuneate/rounded. Acute/emarginate/acuminate. Entire. Hairy.
Domatia: Absent.
Glands: Few often hidden by indumentum.
Stipules: Present. 0.2 – 0.6 cm. Falling.
Thorns & Spines: Absent.
Flower: Axillary globose head. Hermaphrodite.
Fruit: Yellow. Subellipsoid/subglobose.
Ecology: Riverine and lowland forest. Grassland.
Distr: C, LT. Eastern and Central Africa.
Notes: NR.
Uses: The leaves and roots are poisonous to humans and livestock. They are used for fish and rat poison.
Dichapetalum zenkeri Engl.
Syn. FTEA: NC.
Syn. TTCL: NR.
Syn. other: NR.
Local names: Mkwaya, Chikwaya (Sw).
Bole: Scandent/branched. Small. To 10 m.
Bark: Whitish pale brown.
Slash: NR.
Leaf: Simple. Alternate.
Petiole: NR.
Lamina: Medium. 4 – 15 × 1.5 – 5 cm. Elliptic/obovate/ovate. Rounded/cuneate. Acuminate/acute/obtuse/mucronate. Entire. Glabrous/hairy. Nerves prominent.
Domatia: Absent.
Glands: NR.
Stipules: Small. 0.1 – 0.3 cm. Falling.
Thorns & Spines: Absent.
Flower: White/yellowish green. Axillary or grouped on leafless axillary shoots. Hermaphrodite.
Fruit: Orange. Ellipsoid to reniform. 2 – 4.5 × 1 – 2.5 cm.
Ecology: Dry lowland and lowland forest.
Distr: C, EA. Tropical Africa.
Notes: NR.
Uses: The leaves and roots are used as fish and rat poison. The plant is also poisonous to humans and livestock.
Tapura fischeri Engl.
Syn. FTEA: NC.
Syn. TTCL: NC.
Syn. other: NR.
Local names: Mnemelasango, Msogo (S).
Bole: Straight/branched. Small/medium. To 24 m.
Bark: Grey/brown. Smooth. Lenticels.
Slash: NR.
Leaf: Simple. Alternate.
Petiole: 0.2 – 1 cm.
Lamina: Small/medium. 4 – 10 × 2 – 5 cm. Elliptic/ovate. Cuneate/rounded. Slightly asymmetric. Acuminate. Entire. Glabrous/hairy beneath.
Domatia: Hairy.
Glands: NR.
Stipules: Present. Falling. 0.1 – 0.5 cm long.
Thorns & Spines: Absent.
Flower: White, fragrant. Clusters on the petiole apex. Hermaphrodite.
Fruit: Ovoid/ellipsoid.
Ecology: Riverine, dry lowland and lowland forest.
Distr: C, EA, N, LV. Tropical and Southern Africa.
Notes: NR.
Uses: The wood is used for firewood, building poles and wooden spoons. The leaves are used for fodder and as a medicine for stomach-ache by the WaShambaa.
Last Updated: 16 June 2017