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| Botanical names: Guaiacum officinale, Guaiacum bijugum, Guaiacum breynii | Zygophyllaceae | |
| Common names English: guaiacwood, roughbark lignum-vitae, gaïacwood Spanish: guayacán, guayaco French: gayac German: Pockholzbaum, Guajakholzbaum | ||
| Active constituents: resin | ||

