A CONTRIBUTION TO THE THAI PHYTOCHEMICAL SURVEY. II.

GORDON CONGDON,^a,c PUANGPEN SIRIRUGSA,^a,d VITCHU LOJANAPIWATNA^b and PICHAET WIRIYACHITRA^b,d

ABSTRACT: As a continuation of our previous work, an additional 92 species representing 83 genera and 42 families have been located on 3 islands Southern Thailand and tested for alkaloids in the field. 11 species representing 11 genera and 10 families gave positive tests for alkaloids.

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a Department of Biology, Prince of Songkla University, Hat Yai, Thailand
b Deparrment of Chemistry. Prince of Songkla University, Hat Yai, Thailand
c Present address : Harvard University Herbaria, Cambridge. MA 02138, US A

Received 14 May 1981

A CONTRIBUTION TO THE THAI PHYTOCHEMICAL SURVEY. II.

GORDON CONGDON,a,c PUANGPEN SIRIRUGSA,a,d VITCHU LOJANAPIWATNAb and PICHAET WIRIYACHITRAb,d

GORDON CONGDON,^a,c PUANGPEN SIRIRUGSA,^a,d VITCHU LOJANAPIWATNA^b and PICHAET WIRIYACHITRA^b,d