similarly treated with silver nitrate-methanol and were Characterisation of the individual cyclopropene acids, malvalic and sterculic, was carried out by a comparison of the relative retention times. GLC compositional data are given in Table 2. The total cyclopropenoid content agrees approximately with the HBr-titration result.A c k n o w 1 e d g m e n t s of the Department of Chemistry for providing necessary facilities; H . L. Ya&v for seed collection; CSIR, ICAR and D~T tGovernrnent of xndia) for financial assistance.