Guaiacum officinale is an evergreen Tree growing to 10 m (32ft) by 10 m (32ft) at a slow rate. It is hardy to zone (UK) Suitable for: light (sandy), medium. Guaiac is a natural resin extracted from the wood of the Guaiacum officinale plant . The basis of the test depends on the presence of the heme moiety from the. Synonyms, Guajacum officinale L. Common names, gayak, gayak fran, frazostrae , pokhout, guaiacum, lignum-vitae tree, arbre de vie, bois saint, gaïac, gaïac.

Author: Meztikazahn Faecage
Country: Myanmar
Language: English (Spanish)
Genre: Marketing
Published (Last): 4 June 2016
Pages: 461
PDF File Size: 12.84 Mb
ePub File Size: 7.26 Mb
ISBN: 326-8-13938-784-8
Downloads: 76534
Price: Free* [*Free Regsitration Required]
Uploader: Kigajar

An extremely valuable timber is obtained from the tree. Light Blue Medium Blue. Retrieved from ” https: Resin is applied to the tooth for a toothache, and applied externally for rheumatism. This page was last edited on 18 Juneat Views Read Edit View history.

This is a QR code short for Quick Response which gives fast-track access to our officinale pages. The blue flowers have five petals that yield a bright-yellow-orange fruit with red flesh and black seeds. The plant is grown from seed.

Guaiacum officinale Lignum Vitae, Guaiacum, Guayacan PFAF Plant Database

Guaiac, a natural resin extracted from the wood, is a colorless compound that turns blue when placed in contact with substances that have peroxidase activity and then are exposed to hydrogen peroxide. It can be found in lowland dry forest, woodland, and thicket. The resin from the tree is used for flavoring cakes and chewing gum.


It grows best in areas where annual daytime temperatures are within the range 22 – 28? Integrated Taxonomic Information System.

Please view the copyright link for more information. The resin is also used medicinally for chronic guaiacym of rheumatism, skin diseases, scrofula, dysmenorrhea, toothache, etc. Alluvial deposits near the coast[ ].

This species is the national tree of Jamaica, where it is widely planted as a street tree[ ]. How many fingers does the typical human have? It resists rot caused by insects and moisture so effectively that remains of Lignum vitae wood used as posts for dwellings by Taino Indians discovered in Tutu, St. Right plant wrong place.

The PFAF Bookshop

David Stang Small tree Photograph by: Other common names include rough bark lignum-vitae, guaiacwood, pockholz, and tree of life. The tree is essentially evergreen throughout most of its native range. The wood is hard, close-grained, tough, dense, and durable.


As the older blooms fade from deep blue to paler shades, some becoming almost white, a striking variegation of colour is produced. The heme portion of hemoglobin contains peroxidase and will catalyze the oxidation of guaiaconic acid when hydrogen peroxide is placed on the Guaiac card if blood is present in the stool.

Guaiacum officinale

Walker’s Pediatric Gastrointestinal Disease 5th ed. Our new book to be released soon is Edible Shrubs. Regeneration is good but growth is very slow. Zygophyllaceae Synonyms Guajacum officinale L.

IUCN Red List of Threatened Species

Beautiful blue flowers grow in great profusion and almost cover the tree and remain for a long time. Where it still occurs, populations are now severely reduced. Tree growing in native habitat Photograph by: The flowers are blue in color with five petals. The wood is hard, close-grained, tough, dense, and durable. The plant can tolerate maritime exposure. Guaiacum officinale is the national flower of Jamaica.