Included here is the Iberian Peninsula comprising most of Spain and Portugal.
Of the endemic and near endemic vascular plants so far recorded there are about 1196 species, subspecies and varieties in 316 genera and 62 families. There are 8 endemic genera (marked red) but no endemic families. However, this list is probably still incomplete so further information may be required.
Gómez-Campo, G., Bermúdez-Castro, L., Cagiga, M. J. & Sánchez-Yélamo, M. D. 1984. Endemism in the Iberian Peninsula and Balearic Islands. Webbia, 38: 709-714.
Melendo, M., Giménez, E., Cano, E., Gómez-Mercado, F. & Valle, F. 2003. The endemic flora in the south of the Iberian Peninsula: taxonomic composition, biological spectrum, pollination, reproductive mode and dispersal. Flora, 198: 260–276.
Lozano, F. D., Saiz, J. C. M. & Ollero. H. S. 2005. Biological properties of the endemic and threatened shrub in Iberia Vella pseudocytisus ssp. paui Gomez Campo (Cruciferae) and implications for its conservation. Journal for Nature Conservation, 13: 17—30.
Ojeda, F., Arroyo, J. & Maranon, T. 1995. Biodiversity components and conservation of Mediterranean heathlands in southern Spain. Biological Conservation, 72: 61-72.
Polunin, O & Smythies, B. E. 1973. Flowers of South-West Europe - a field guide. Oxford University Press.
Polunin, O. & Walters, M. 1985. A guide to the vegetation of Britain and Europe. Oxford University Press.Smythes, B. E. 1984. Flora of Spain and the Balearic Islands - Checklist of vascular plants. Englera 3(1). Veroffentlichungen aus dem Botanischen Garten und Botanischen Museum. Berlin - Dahlem.