Kimpul (Xanthosoma spp.) characterization based on morphological characteristic and isozymic analysis - *, NURMIYATI; Biology Education Program, Department of Mathematics and Natural Sciences Education, Faculty of Teacher Training and Education Science, Sebelas Maret University Surakarta 57 126, Central Java, Indonesia (Ã¢â‚¬Å“Bioscience CommunityÃ¢â‚¬Â, School of Graduates, Sebelas Maret University, Surakarta, 2009)