Bulnesia is a genus of flowering plants in the caltrop family, Zygophyllaceae. The wood of some – particularly B. arborea and B. sarmientoi – is traded as verawood (colloquially “vera”) or “lignum vitae”. They are close relatives of the “true” lignum vitae trees of genus Guaiacum.
Species
Bulnesia arborea – Maracaibo lignum vitae; ‘True’ Verawood
Bulnesia bonariensis Griseb.
Bulnesia carrapo Killip