Plant Systematic books

Simpson, M. G. Plant Systematics: Elsevier Academic Press 2006

Harris, J. G. and Woolf-Harris, M. Plant Identification Terminology:
an Illustrated Glossary: Spring Lake Publishing 1994

Gifford, E. M. and Foster, A. S. Morphology and Evolution of Vascular
Plants: Freeman and Co. 1989

Judd, W. et al. Plant Systematics: a Phylogenetic Approach, 3rd edn:
Sinauer Associates 2002

Kenrick, P. and Crane, P. The Origin and Early Diversification of Land
Plants: a Cladistic Study: Smithsonian Institution Press 1997