Guaiacum is a small genus of six species of shrubs and trees in the family Zygophyllaceae, native to subtropical and tropical regions of the Americas. The genus includes the lignum vitae tree, G. officinale, which was once used to treat syphilis. For example, Benvenuto Cellini records this use of it in his memoirs. See also the article Honorificabilitudinitatibus (there spelled 'guiacum'). In biology, a genus (plural genera) is a grouping in the classification of living organisms having one or more related and morphologically similar species. ... Family: Zygophyllaceae Genera: Augea Bulnesia Fagonia Guaiacum Halimiphyllum Izozogia Kallstroemia Kelleronia Larrea Metharme Miltianthus Morkillia Neoluederitzia Peganum Pintoa Plectrocarpa Porlieria Roepera Sarcozygium Seetzenia Sericodes Sisyndite Tetradiclis Tetraena Tribulopis Tribulus Viscainoa Zygophyllum The Zygophyllaceae are a family of about 250 species of dicotyledonous plants also known as the bean-caper family... Binomial name Guaiacum officinale L. Lignum Vitae (Guaiacum officinale & Guaiacum sanctum) The National Tree of The Bahamas, it is a tropical American evergreen tree of the genus Guaiacum. ... Depression-era U.S. poster advocating early syphilis treatment Syphilis (historically called lues) is a sexually transmitted disease (STD) that is caused by a spirochaete bacterium, Treponema pallidum. ... Benvenuto Cellini (November 1, 1500 â February 13, 1571) was an Italian goldsmith, painter, sculptor, soldier and musician of the Renaissance. ... Honorificabilitudinitatibus is a word appearing in act five, scene one of William Shakespeares Loves Labours Lost. ...
Guaiacum officinale is the national flower of Jamaica, and Guaiacum sanctum is the national tree of the Bahamas.