Data Views Total Uses: 2 CSV Excel PDF Click on column headings to sort table by that column Use Country/Region Reference Cancer Guatemala Hartwell, J.L. 1967-71. Plants used against cancer. A survey. Lloydia 30-34. Medicine Guatemala Standley, P.C., and J.A. Steyermark. 1952. Flora of Guatemala. Fieldiana Botany, vol, 24, pt. 3. Museum of Natl. History, Chicago.