“…Phytochemical investigations revealed the characterization of alkaloids from Pseuduvaria species (12,16,29) as well as diterpenes from P. indochinensis (22,30); alkaloids (11,25), and lactones (2) from M. virgata and other species; alkaloids from Orophea species (14,23,26); sesquiterpenes and flavonoids (9,19) from Friesodielsia species; diterpenes and triterpens (20,21) and alkaloids (16,28) from Polyalthia species. The essential oils of some Polyalthia (5) and Pseuduvaria (4) have been reported in the literature.…”