CONTENTS

Kato, M.
Taxonomic studies of Podostemaceae of Thailand. 1. Hydrobryum and related genera with crustaceous roots (subfamily Podostemoideae) ....133

Azuma, H., Rico-Gray, R., Garcia-Franco, J. G., Toyama, M., Asakawa, Y. & Thien, L. B.
Close relationship between Mexican and Chinese Magnolia (subtropical disjunct of Magnoliaceae) inferred from molecular and floral scent analyses ....167

Kurata, K., Jaffre, T. & Setoguchi, H.
Variation of pitcher morphology within Nepenthes vieillardii Hook. f. (Nepenthaceae) in New Caledonia ....181

Yamaji, H., Yokoyama, J., Pak, J.-H. & Maki, M.
No genetic differentiation between Asarum maculatum and A. sieboldii var. sieboldii (Aristolochiaceae) in Korea ....199

Matsumura, S., Tateishi, Y., Yokoyama, J. & Maki, M.
Expansion of distribution range and pollinators of Canavalia rosea (Leguminosae) in the Ryukyu Archipelago, subtropical eastern Asia .... 207

Short communication
Gale, S., Fujikawa, K. & Ohba, H. - Chromosome numbers for four taxa of Saussurea DC.
(Asteraceae) from the Nepal Himalaya 213