TY - BOOK AU - AU - Heywood, V. H. ED - ED - ED - ED - SN - 0-19-521037-9 (hardcover) SN - 2 PY - 1993///.46 CY - New York PB - Oxford University Press KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Angiosperms N1 - Includes and index; 5 ER -