Asununduru (Bersama abyssinica)
Family: Melianthaceae
Common names: Asununduru, Bitter bark, Bonde-wa-guli, Bungban, Chereke, Duantu, Jerahkpar, Jondobai, Kipkumetiet, Kofo, Kpandeblokai, Kponde-blokai, Mekundi, Munyahara, Munyahlawa, Munyakawa, Munyakowa, Nintungio, Nyondo-bai, Ohubamba, Samangya, Shirikamabinga, Shiviambinga, Siemba, Yondobai
Distributed in: Ghana, Ivory Coast, Kenya, Liberia, Sierra Leone, Zimbabwe (Africa)
Tree size: Sapwood width is 5-10 cm
Colors: the heart isRed, White to creamand the sapwoodWhite, Yellow.The grain isStraight, the textureMediumand the lusterLustrous
Natural durability: Non-durable, Perishable
Comments: General finishing qualities are rated as good
Response to hand tools: Easy to machine
- Numerical data Metric
- Numerical data English
- Strength properties
- References
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Item |
Green |
Dry |
Metric |
Specific Gravity |
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Density |
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753 |
kg/m3 |
Bending Strength |
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kg/cm2 |
Crushing Strength |
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kg/cm2 |
Hardness |
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901 |
kg |
Impact Strength |
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cm |
Shearing Strength |
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kg/cm2 |
Stiffness |
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1000 kg/cm2 |
Tangential Shrinkage |
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% |
Radial Shrinkage |
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% |
Weight |
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kg/m3 |
Maximum Load |
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cm-kg/cm3 |
Toughness |
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cm-kg |
Static Bending |
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kg/cm2 |
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| | | | Item | Green | Dry | English | Density | | 47 | lbs/ft3 | Hardness | | 1987 | lbs | Weight | 46 | 37 | lbs/ft3 | |
Density (dry weight) = 46-52 lbs/cu. ft. Hardness (side grain) = medium Hardness (side grain) = hard
Cooper, G.P., Record, S.J.,1931,The Evergreen Forests of Liberia,Yale School Forestry Bulletin,31,pp1-153Dale, I.R., Greenway, P.J.,1961,Kenya Trees and Shrubs,Buchanans Kenya Estates Ltd. Nairobi Hatchards LondonDalziel, J.M.,1937,The Useful Plants of West Tropical Africa,Crown Agents for the ColoniesIrvine, F.R.,1961,Woody Plants of Ghana,O.U.P. LondonKeay, R.W.J.,1964,Nigerian Trees Vol.2,Nigeria Federal Department of Forest Research, IbadanKryn, J.M., Forbes, E.W.,1959,The Woods of Liberia,U.S.A. Department of Agriculture,Forest Products Laboratory, Madison,,Report No. 2159Pardy, A.A.,1954,Notes on Indigenous Trees and Shrubs of S. Rhodesia - Bersama abyssinica,Ministry of Agriculture and Lands S. Rhodesia Bulletin,No. 1797Savill, P.S., Fox, J.E.D.,1967,Trees of Sierra LeoneWhite, F.,1962,Forest Flora of Northern Rhodesia,O.U.P. London
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