“…Natural sources of prenylated caged xanthones. Plants Parts Caged xanthones G. morella (Figure 2) seeds desoxymorellin (1), morellin (2), morellinol (6), dihydroisomorellin (22), moreollin (25), isomoreollin (26) (Adawadkar et al, 1976;Bhat et al, 1964;Kartha et al, 1963;Rao, 1937;Subba et al, 1978) resin isomorellin (3), morellic acid (4), isomorellic acid (5) (Karanjgaonkar et al, 1966;) G. hanburyi (Figure 2) resin desoxymorellin (1), isomorellin (3), morellic acid (4), isomorellic acid (5), isomorellinol (7), morellin dimethyl acetal (8), gambogin (9), gambogic aldehyde (10), gambogic acid (11), epigambogic acid (12), isogambogic acid (13) (Asano et al, 1996;Feng et al, 2008;Han et al, 2006aHan et al, , 2006bHan et al, , 2006cLee & Chen, 2006;Lin et al, 1993;Ollis et al, 1965;Reutrakul et al, 2007;Tao et al, 2009;Wang et al, 2008a) fruits desoxymorellin (1), isomorellin (3), morellic acid (4), isomorellinol (7), gambogic acid (11), 8,8a-epoxymorellic acid (21), dihydroisomorellin (22), isomoreollin B (23), moreollic acid (27), hanburinone (33), forbesione (39), 2-isoprenylforbesione (desoxyqaudichaudione A) (40), desoxygambogenin (43) (Reutrakul et al, 2007;Sukpondma et al, 2005a) whole plant gambogic acid (11), neogambogic acid (35) (Lu et al, 1984) G. forbesii (Figure 2) branches forbesione (39) (Leong et al, 1996) G. gaudichaudii (Figure 3) leaves morellic acid (4), forbesione (39), gaudichaudiones A-H (53-60), gaudichaudiones I-J (61-62), gaudichaudiic acids A-E (63-67) (Cao et al, 1998a(Cao et al, , 1998bWu et al, 2000) barks gaudichaudiic acids F-I (68-71), 7-isoprenylmorellic acid (72) (Wu et al, 2001;Xu et al, 2000 Garcinia hanburyi has been reported as a rich source of cytotoxic caged xanthones. Its orange gum-resin from stem bark, gamboge, is used in Thai traditional medicine as a purgative and an anthelm...…”