Extinctions of vascular plants in Spain

The catalogue of extinct plants in Spain, comprising 27 taxa is updated. Included are four species not previously classified as extinct in Spain: Cyclamen purpurascens, Grammitis quaerenda, Stratiotes aloides and Vallisneria spiralis . We analyze the causes of extinction and explore the possible influence of botanical collections in species loss. The obtained data suggest that habitat loss has been the main cause of extinction and the impact of...