The medicinal plants of Myanmar Author DeFilipps, Robert A. Deceased Author Krupnick, Gary A. https://orcid.org/0000-0002-1357-4826 Department of Botany, National Museum of Natural History, Smithsonian Institution, PO Box 37012, MRC- 166, Washington, DC, 20013 - 7012, USA krupnick@si.edu text PhytoKeys 2018 2018-06-28 102 1 341 http://dx.doi.org/10.3897/phytokeys.102.24380 journal article http://dx.doi.org/10.3897/phytokeys.102.24380 1314-2003-102-1 AA226A35FFF8FFBC37621A40C2518C67 1306325 Mirabilis jalapa L. Names. Myanmar : lay-naryi pan , myitzu pan pin . English : four o'clock , marvel of Peru. Range. Tropical America. Cultivated in Myanmar. Uses. Whole plant : A decoction of the five parts mixed with sugar and reduced to one-third the starting volume given for urinary infections and bladder stones. Leaf : Known for promoting virility, leaves are also used to treat bumps and sores. The juice is applied to rashes to relieve itching. Leaves crushed with cold water are used as a poultice for broken and fractured bones, dislocations, and knotted muscles. Root : The tuber is used in medicines for impotence. Powdered tuber, dried ginger, pepper, and peik-chin ( Piper longum ) fruit are mixed with honey and licked for gonorrhea. Notes . The medicinal uses of this species in India are discussed in Jain and DeFilipps (1991) . Medicinal uses of this species in China are discussed by Duke and Ayensu (1985) . Perry (1980) discusses the medicinal uses of the species in China, Indo-China, and the Malay Peninsula. The toxic properties, symptoms, treatment, and beneficial uses of this plant are discussed by Nellis (1997) . The roots contain an alkaloid, and the roots and seeds are poisonous ( Perry (1980) . Reference. Agricultural Corporation (1980) .