Guaiacum officinale (Commoner Lignum Vitae) is a species of tree in the family Zygophyllaceae. They have a self-supporting growth form. They are listed as endangered by IUCN and in cites appendix ii. They are native to U.S. Virgin Islands, The Contiguous United States, Puerto Rico, and The Neotropics. They have simple, broad leaves, blue flowers, and loculicidal capsule fruit. Individuals can grow to 45 feet.
EOL has data for 68 attributes, including: