Sappanwood or Sapanwood (Caesalpinia sappan, Japanese: Soboku) is a
sort of redwood found in tropical Southeast Asia. It was first
called "brezel wood" in Europe.
This plant has many uses. It possesses medicinal abilities as an
anti-bacterial and for its anti-coagulant properties. It also
produces a valued type of reddish dye, used for dying cotton
Sappanwood used to be one of the main sources of trade during the
17th century between Japan and its Southeast Asia neighbors
(especially Siam) onboard Red Seal Ships.
Medical use:Decoction of the wood and bark as astringent and as a
cure for tuberculosis, diarrhea and dysentery. It is also
recommended for menstrual disorders and as a general blood tonic.
The seeds are a sedative.Wood against dengue, syphilis and cataract;
used as depurative.