The F1 hybrid is the first generation after the cross-pollination (often from two OP parents). The next generation would be an F2. Tara -- ______________________________________________________ Tara Deen School of Geosciences Division of Geology and Geophysics Building FO5 University of Sydney NSW 2006 Phone: 61-2-9351 4271 Fax: 61-2-9351 0184 Mobile: 061 410 538 655 email: tara@es.usyd.edu.au ______________________________________________________