Image database of Japanese specimens housed in the xylarium (TWTw).
Shows various microscopic images, surface views of woods, voucher herbarium
specimens, and images at the time of collection.
Database of wood specimens housed in the xylarium (TWTw).
Shows specimen no. (TWTw no.), species name, and collection details.
Identification system of Japanese woods based on the IAWA List of Hardwood
Identification (IAWA Committee 1989).
Please send inquiries and comments concerning the Wood Database to
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