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This page was partly financed by the Spanish Government through the
research projects REN2003-00982/GLO, CGL2004-00172/BOS and
CGL2007-60184/BOS. The author wish to thank A. Martín Ciudad for their
essential technical assistance to build this page, and S. Castroviejo
for uncompromising support. I am also grateful to the curators of the
cited herbaria for kind assistance during my visits and for loan of
specimens. |