OBJECTIVE
To investigate the chemical constituents from the tuber of the planted Cremastra appendiculata.
METHODS
The compounds were isolated by column chromatography over silica gel, Sephadex LH-20 and RP-HPLC, and their structures were elucidated on the basis of spectroscopic
The protocorm-suspension-system of Cremastra appendiculata was founded by liquid-suspension culture. The factors to effect germination rate and seedling conversion rate of C. appendiculata synthetic seeds, such as synthetic coating materials, synthetic endosperm components, storing conditions and