Guaiacum uses, including as lumber, for medicinal purposes, and as ornamentals. The trade of all species of "Guaiacum" is controlled under CITES Appendix II. "Guaiacum officinale" is the national flower of Jamaica, while "Guaiacum sanctum" is the national tree of the Bahamas. The genus is famous as the supplier of lignum vitae, which is the heartwood of several species in the genus. It is the fourth-hardest variety of wood as measured by the Janka hardness test, requiring a force of to embed a steel ball in diameter half that distance into the wood. The Spanish encountered guaiacum wood when they conquered
Janka-Puszta Janka-Puszta Janka-Puszta or Jankovac was a training camp set up for the Ustashe terrorist organisation in 1931. The camp was located in the Zala County of Hungary, close to the border of the then Kingdom of Yugoslavia near the villages of Murakeresztúr and Belezna. The camp was one of a string of training camps established in Hungary and Italy by the Ustashe. It housed several hundred émigré recruits, mostly manual laborers returning from Western Europe and North America. The recruits swore an oath of loyalty to the leader of the Ustashe, Ante Pavelić, took part in militant exercises, and produced