Systematic position of the enigmatic liverwort Mizutania (Mizutaniaceae, Marchantiophyta) inferred from molecular phylogenetic analyses Hiroaki Masuzaki,l Masaki Shimamura,t Tatsuwo Furuki,2 Hiromi Tsubota,3 Tomio Yamaguchi,l Haji Mohamed Abdul Majid 4 & Hironori Deguchi 1 1 Department 0/ Biological Science, Graduate School a/Science, Hiroshima University, Kagamiyama 1-3-1, Higashi-Hiroshima 739-8526, Japan 2 Natural History Museum and Institute, Chiba, Aoba-cho 955-2, Chuo-ku, Chiba-shi, Chiba 260-8682, Japan 3 Miyajima Natural Botanical Garden, Graduate School a/Science, Hiroshima University, Mitsumaruko-yama 1156-2, Miyajima-cho, Hatsukaichi 739-0543, Japan 4 Biology Department, University Brunei Darussalam, Jalan Tungku Link, Gadong, Brunei Darussalam BE1410 Author for correspondence: Hiroaki Masuzaki, masuhiro@hiroshima-u.acjp