Two new gedunins, an andirobin, two mexicanolides, and a phragmalin-type limonoid, named Andirolides Q (1), R (2), S (3), T (4), U (5), and V (6), were isolated from an oil of the flower of Carapa guianensis AUBLET (Meliaceae). Their structures have been elucidated on the basis of spectroscopic