Host range and preference of Cuscuta campestris on weeds in Benin City Nigerian Journal of Botany 26 (2) December, 2013 1 HOST RANGE AND PREFERENCE OF CUSCUTA CAMPESTRIS (YUNCK.) AMONG COMMON WEEDS IN BENIN CITY, NIGERIA Nwokocha M.I. and *Aigbokhan, E.I. Department of Plant Biology and Biotechnology, Faculty of Life Sciences, University Of Benin P.M.B. 1154, Benin City, 300001, Nigeria. *Author for correspondence