1. Traditional African Vegetables. L. Guarino (ed.). 1997. Proceedings of the IPGRI International Workshop on Genetic Resources of Traditional Vegetables in Africa: Conservation and Uses 29–31 August 1995, ICRAF-HW, Nairobi, Kenya. Promoting the conservation and use of underutilized and neglected crops, 16. Joachim Heller, Jan Engels, and Karl Hammer, (series editors). Rome, Italy, IPGRI, Via delle Sette Chiese 142, 00145. 171 pp. (paperback). Gratis. ISBN 92-9043-332-1.
2. Steyermark’s Flora of Missouri. George Yatskievych. 1999. Vol. 1, Missouri Department of Conservation, and Missouri Botanical Garden, P.O. Box 299, St. Louis, MO 63166-0299. xii + 991 pp. (hardcover). $38.00 plus shipping ($4 first copy, $1 each additional copy in the U.S., double for international orders). ISBN 1-887247-19-X.
3. Plants of Life, Plants of Death. Frederick J. Simoons. 1998. The University of Wisconsin Press, 2537 Daniels Street, Madison, WI 53718. xiv + 568 pp. (paperback). $34.95 (paperback), $65.00 (hardcover). ISBN 0-299-15904-3.
4. Plant Systematics: A Phylogenetic Analysis. Walter S. Judd, Christopher S. Campbell, Elizabeth A. Kellogg, and Peter F. Stevens. 1999. Sinauer Associates, Inc., 23 Plumtree Road, Sunderland, MA 01375-0407. www.sinauer.com. xvi + 464 pp. + CD-ROM. $67.95 (Hardcover). ISBN 0-87893-404-9.
5. Plantation Silviculture in Europe. 1997. P. Savill, J. Evans, D. Auclair and J. Falck. Oxford University Press, Oxford, New York, ix +297 pp. U.S. $45.00 (paperback), U.S. $95.00 (hardcover). ISBN 0-19-854909-1 (hardcover), 0-19-854908-3 (paperback).