Article

This is the thirty-one of a series of karyological data from Mediterranean area, peri-Alpine communities and the Atlantic Islands, in English or French language. It comprises contributions on 11 taxa: Hieracium from Sicily and S Italy by E. Di Gristina, G. Domina, & A. Geraci (Nos 1997-1999); Allium, Drimia, Oncostema and Pancratium from Tunisia by G. Barone, E. Di Gristina, R. El. Mokni & G. Domina (Nos 2000-2003); Allium, Cyclamen, Cynara and Ornithogalum from Greece, Crete and East Aegean Islands by E. Liveri, D. Phitos & G. Kamari (Nos 2004-2007).