The useful plants of West tropical Africa /
H.M. Burkill.
- Ed. 2.
- Kew : Royal Botanic Gardens, 1985-<1997 >
- v. <1-4 > : col. ill., maps ;
"This revision is a supplement to the second edition (1954-1972) of The flora of West tropical Africa edited by R.W.J. Keay and F.N. Hepper"--V. 1, t.p. verso. "The present volume is part of a revision of the first edition, and is published as a supplement to The flora of West tropical Africa (ed. 2, 1954-1972) edited by R.W.J. Keay and F.N. Hepper"--V. 2-4, t.p. verso.