Abstract An updated checklist of the Calabrian alien vascular flora is presented. By way field, bibliographic, and herbarium research, we recorded 382 taxa (representing almost 14% all regional flora), which 371 are angiosperms, nine gymnosperms, two ferns. In relation to state spread, majority species casual (207 taxa; 54%), followed by naturalized (127; 33%) invasive (48; 13%), these last inc...

Article history: Received 13 January 2009 Received in revised form 27 July 2009 Accepted 27 July 2009 Available online 19 August 2009 Regional differences in IQ are presented for 12 regions of Italy showing that IQs are highest in the north and lowest in the south. Regional IQs obtained in 2006 are highly correlated with average incomes at r=0.937, and with stature, infant mortality, literacy a...