1. A comparative anatomy of salomonia lour. (polygalaceae) in thailand
NARUMOL PIWPUAN AND ACHRA THAMMATHAWORN*

2. A note on asterella khasyana (griff.) pande, k.p. srivast. and sultan khan (marchantiales, aytoniaceae) in thailand
THAWEESAKDI BOONKERD*, ROSSARIN POLLAWATN, SAHUT CHANTANAORRAPINT AND MING JOU LAI

3. Cornukaempferia larsenii sp. nov. (zingiberaceae)- a new species from thailand
PIYAPORN SAENSOUK*, PIYADA THEERAKULPISUT AND PRANOM CHANTARANOTHAI

4. First report of plumeria rust, caused by coleosporium plumeriae, in thailand
CHAIWAT TO-ANUN*, NIPHON VISARATHANONTH, JINTANA ENGKHANINUN AND MAKOTO KAKISHIMA

5. Relationships between seasonal variation and phytoplankton dynamics in kaeng krachan reservoir, phetchaburi province,thailand
CHATNAREE MEESUKKO, NANTANA GAJASENI*, YUWADEE PEERAPORNPISAL AND ALEXEY VOINOV

6. Song dialect of oriental magpie-robin (copsychus saularis) in northern thailand
ANIROOT DUNMAK* AND NARIT SITASUWAN

7. Stratigraphy of the mae sariang group of northwestern thailand- implication for paleoenvironments and tectonic setting
NATTAPOL SRINAK, KEN-ICHIRO HISADA,YOSHIHITO KAMATA AND PUNYA CHARUSIRI*

8. The distribution and present status of primates in the northern region of lao pdr
YUZURU HAMADA*, SUCHINDA MALAIVIJITNOND, PHOUTON KINGSADAAND PATHOUMTON BOUNNAM

9. Two new species of land leeches from thailand (hirudiniformes- haemadipsidae)
THONGCHAI NGAMPRASERTWONG, KUMTHORN THIRAKHUPT* AND SOMSAK PANHA*