00274nam a2200097Ia 4500008004100000082003100041100002400072245003900096260003300135300000800168140113s9999    xx            000 0 und d  a576.3+575.1:582.918.3   L2  a"Cleland, Ralph.E."  aOenothera Cytogenetics & Evolution  a1972bAcademic PresscLondon  a370