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15. Hopkinson, \. D. 
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Vol. 29, No. 2, pp. UU1-U56. 
16. Howard, ft.. L. 
19U8, k Manual of the Timbers of the For Id, 3rd ed., p. 86. London. 
17. Hutchison, J., and Dalzier, J. /.. 
1927. Flora of West Tropical Africa, Vol. 1. (Reviewed in Tropical 
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18. 
1931. Flora of West Tropical Africa, Vol. 2. 
19. Imperial Institute (London) 
1908. Timbers from Southern Nigeria, Imperial Institute Bull. No. 6, 
pp. lUi-155. London. 
20. ___^ 
1906 . Seeds of Lophira alata from Sierra Leone. Imperial Inst. Bull., 
pp. 2143-2I5, 366-367. 'London. 
21. 
1910. Some West African Timbers. Imperial Institute Bull. No. 8, 
pp. 231— 2h5. London. 
22. 
192.K Timbers from the Gold Coast, I, Imperial Institute Bull. No. 2U, 
Pt. 3, pp. ii 17 -hh 3. London. (Reviewed in Tropical Woods No. 9 } 
P. 30, 1927.) 
23. Irvine, F. R. 
1930. Plants of the Gold Coast. Oxford, England. 
2I4. Jay, B. 
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Assoc, Ltd., London. 
23>. Jentsch, F. and Appel, E. 
1936. Rhizopl or a mangle, Lophira procera, Chlorophora excelsa, ilusanga 
smithii Beschreibung trop. Holzer aus dem Urwalde Kameruns Zeitschr. 
fur Weltforstvdrtscbaft, Vol. 3, PP. 110-120, 235-2U6, 331-3U, 
U97-506. (Reviewed in Tropical Woods No. ^0, p. 53, 1937.) 
26. Kollmann, F. 
1939. Holzeigenschaftstafel Pockholz und Bongose. Holz als Rohund 
".'.'. rkstoff. Vol. 2, p. h5. 
Report No. R1913 -8- 
