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CECROPIACEAE

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

CECROPIACEAE

Myrianthus arboreus P. Beauv
Syn. FTEA: NC.
Syn. TTCL: NC.
Syn. other: NR.
Local names: Isakama (T).
Bole: Small. To 10 m.
Bark: NR.
Slash: NR.
Leaf: Digitate. 5 – 7 leaflets. Lflt: Digitate.
Petiole: (15 -) 25 – 55 cm. Leaflets sessile.
Lamina: Large. 30 × 30 – 90 × 90 cm (all leaflets together). Leaflets elliptic. Cuneate. Acuminate. Serrate. Hairy.
Domatia: NR.
Glands: NR.
Stipules: (1.5 -) 3 – 5 cm.
Thorns & Spines: Absent.
Flower: Male: axillary spike-like glomerules. Dioecious.
Fruit: 6 – 10 (- 15) cm in diameter.
Ecology: Riverine, groundwater and lowland forest.
Distr: LT. Uganda, Western and Central Africa.
Notes: Leaves hairy on veins above. Hairs white/pale yellow on main veins of leaf underside and stipules.
Uses: The wood is white, moderately light and used for domestic utensils and firewood. Fruits are edible.
Myrianthus holstii Engl.
Syn. FTEA: NC.
Syn. TTCL: M. mildbraedii A. Peter
Syn. other: NR.
Local names: Isakama (T), Luwisa (Nh), Mabagala (K), Mfutsa (H), Mkonde (S), Mswiza (Ny).
Bole: Crooked/straight. Small/medium. To 20 m.
Bark: Grey. Smooth.
Slash: Variable. Pale brown/dark brown. Slightly granular.
Leaf: Palmate/digitate. 5 – 7 leaflets. Alternate. Lflt: Palmate/digitate.
Petiole: 7 – 35 cm. Leaflets sessile.
Lamina: Large. 25 × 25 – 60 × 60 cm (leaflets together). Elliptic. Cuneate. Acuminate. Serrate. Hairy.
Domatia: NR.
Glands: NR.
Stipules: 1.5 – 4 cm.
Thorns & Spines: Absent.
Flower: Male: axillary spike-like glomerules. Dioecious.
Fruit: 5 – 8 cm in diameter.
Ecology: Submontane and montane forest.
Distr: EA, LN, LT. Central and Eastern Africa.
Notes: Leaves hairy on veins above. Hairs brown/golden yellow on main veins of leaf underside and stipules.
Uses: The wood is white, soft and used for firewood. The fruits are edible.
Myrianthus preussii Engl. subsp. seretii (De Wild.) De Ruiter
Syn. FTEA: NC.
Syn. TTCL: NR.
Syn. other: NR.
Local names: Mfutsa (H).
Bole: Branched. Small. To 10 m.
Bark: NR.
Slash: NR.
Leaf: Digitate. 5 – 7 leaflets. Alternate. Lflt: Digitate.
Petiole: 10 – 20 cm.
Lamina: Large. 20 × 20 – 30 × 40 cm (leaflets together). Elliptic. Cuneate. Acuminate. Serrate. Glabrous above/slightly hairy beneath.
Domatia: NR.
Glands: NR.
Stipules: 0.5 – 1.5 cm. Falling.
Thorns & Spines: Absent.
Flower: Axillary glomerules. Dioecious.
Fruit: Up to 5 cm in diameter.
Ecology: NR.
Distr: EA (Ulanga only). Democratic Republic of Congo and Rwanda.
Notes: Leaves glabrous above.
Uses: The wood is soft, white and moderately light. It is used for firewood. It has edible fruits.
Last Updated: 16 June 2017