Abstract: Abstract The previous paper reported the isolation of eleven diterpenoid alka-loids from the title plant and the structure determination of alkaloids 1-8 . Alka-loids 9 -12 were determined, in the present report, to be 8 -deacetyl vilmorrianine A(9), talatizidine(lO), condelphine(ll) and yunaconitine(12). Alkaloid( 9 ) is a new compound and named as austroconitine B( 9 ).

Key words: Aconiturn austroyunanense