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Clicking any heading in the main data area (at right) will scroll the page back to this top position. Use the following links to jump to the associated section in the main data. Common Names Common Uses Countries of Distribution Cutting Resistance Drying Defects Family Name Gluing Grain Heartwood Color Kiln Schedules Nailing Natural Durability Natural Growth Defects Numerical Data Planing References Regions of Distribution Resistance to Impregnation Response to Hand Tools Sapwood Color Scientific Name Staining Strength Properties Texture Trade Name Tree Size Varnishing Scientific Name Stereospermum kunthianum Trade Name Aguana Family Name Bignoniaceae Common Names Aguana, Ayada, Bisuma, Eke-deka, Enyitai, Esonoetokwakofoo, Essobelia, Golombi, Jansami, Jiri, Kabvevesango, Kayubule, Kuti-kani-misa, Lengerigongo, Lopai, Mtese, Mukuku, Mulakanjovu, Mulemangundu, Mutandangozi, Ndebeasa, Okwekwe, Opolok, Osualong, Pink jacaranda, Tepiliga, Tunturei, Umanatumba, Ylinga, Zugubyetia Regions of Distribution Africa Countries of Distribution  [VIEW MAP] Congo, Nigeria, Senegal, Sudan, Zambia, Zimbabwe Common Uses Furniture, Handles: general, Tool handles, Toothpicks Heartwood Color Brown Yellow to golden-yellow to orange White to cream Pale red to pink Pale brown Sapwood Color Pink Same as heartwood Grain Even Closed Figure Interlocked Straight Wavy Distinct (figure) Wavy Straight Interlocked Distinct figure Texture Fine Medium Medium to coarse Natural Growth Defects Whitish deposits in vessels Natural Durability Susceptible to attack from termites (Isoptera) Non durable Moderately durable Kiln Schedules Dry at a slow speed Drying Defects Splitting Slight twist/warp Tree Size Bole length is 30-40 m Tree height is 50-60 m Tree height is 30-40 m Tree height is 40-50 m Bole length is 20-30 m Cutting Resistance Fairly Difficult to Very Difficult to saw Cutting Resistance with green wood is easy Cutting Resistance with dry wood is easy Gluing Easy to glue Nailing Holds nails well Easy to nail Planing Fairly Easy to Very Easy Planes well, to a good finish Easy to plane Resistance to Impregnation Sapwood is moderately resistant Response to Hand Tools Easy to Work Easy to machine Staining Finish is generally good Varnishing Good results Strength Properties Density (dry weight) = 61-67 lbs/cu. ft Density (dry weight) = 38-45 lbs/cu. ft. Numerical Data Item Green Dry English Density 51 lbs/ft3 Weight 50 40 lbs/ft3 Item Green Dry Metric Density 817 kg/m3 References Eggeling, W.J.,1940,Indigenous Trees of Uganda,Govt. Printer Entebbe Uganda Fanshawe, D.B.,1962,Fifty Common Trees of Northern Rhodesia,Natural Resources Board and Forestry Department, Ndola Goldsmith, B., Carter, D.T.,1981,The Indigenous Timbers of Zimbabwe,Forestry Commission, Zimbabwe Research Bulletin No.9 Irvine, F.R.,1961,Woody Plants of Ghana,O.U.P. London Keay, R.W.J.,1964,Nigerian Trees Vol.2,Nigeria Federal Department of Forest Research, Ibadan Pardy, A.A.,1952,Notes on Indigenous Trees and Shrubs of S. Rhodesia - Stereospermum,kunthianum,Ministry of Agriculture and Lands S. Rhodesia Bulletin,No.1639 Unwin, A.H.,1920,West African Forests and Forestry,T. Fisher Unwin Ltd. London White, F.,1962,Forest Flora of Northern Rhodesia,O.U.P. London