Volume 04: Webb, C. J., R. W. Sykes and P. J Garnock - Jones: Naturalized Pteridophytes, Gymnosperms, Dicotyledons. 1988. 123 figs. 16 col. pls. LXVIII, 1365 p. gr8vo. Hardcover.

Describes the naturalised dicotyledons, gymnosperms and pteridophytes,the groups covered by Volume 1 for indigenous species. New Zealand has arich weed flora, about equalling the indigenous flora in number of species, and this is the first comprehensive account of these plants since H.H.Allan's Handbook of the Naturalised Flora of New Zealand of1940. This book is an identification manual intended for agriculturalists, horticulturalists, botanists, and anyone else who wishes to name naturalised plants. Within each family, keys also include genera with only indigenous species and for genera with both indigenous and naturalised species, the indigenous species are also keyed out andd described. In total 1867 species are described and of these 533 are illustrated. For each species the correct botanical name, common name,plant description, and known distribution and habitats are provided, aswell as the region of origin and the date the species was first recorded wild in New Zealand. For many species there are also notes on taxonomy,synonymy, reproduction and ecology.