The type locality of the slipper spurge Euphorbia conzattii has been in doubt because the 1917 type is a mixed collection with vague label data. In recent field work, the species was found on Cerro Espino, Pochutla District, ...

the method is applicable to any species for which distributional information exists and any region for which multitemporal landcover information has been developed. We envisage this approach evolving into a "population ...