CONTENTS

Shiga, T., J. Ishi, Y. Isagi & Y. Kadono
Nuphar submersa (Nymphaeaceae) a new species, from central Japan ....113-122

Sawa, S., H. Fukunaga & Y. Sawa
Lecanorchis amethysta (Orchidaceae), a new species from Kochi Prefecture, Japan ....123-128

Kuo, J., Z. Kanamoto, H. Iizumi & H. Mukai
Seagrasses of the Genus Halophila Thouars (Hydrocharitaceae) from Japan ....129-154

Kondo, K. & H. Shimai
Phytogenetic analysis of the northern Pinguicula (Lentibulariaceae) based on internal transcribed spacer (ITS) sequence ....155-164

Aizawa, M. & M. Kaji
Taxonomic revision of Picea alcoquiana var. reflexa (Pinaceae) based on cone morphology ....165-172

Setoguchi, H., T. Fujita, K. Kurata, Y. Maeda & C-I. Peng
Comparison of leaf and floral morphology among insular endemics of Pieris (Ericaceae) on the Ryukyu Islands and Taiwan ....173-182

Kawase, D. & Yumoto, T.
Clonal structure and genetic differentiation of the serpentine plant Japonilirion osense using AFLP markers ....183-190