(Annona bullata)
Annona bullata is a species of plant in the family Annonaceae. It is native to Cuba. Several bioactive molecules known as acetogenins have been isolated from its bark including: bullatacin, which has pesticidal activity; bullatalicin, which is selectively cytotoxic to human tumor cells; and bullatanocinone, which highly cytotoxic to lung and colon cancer cells