Elm Bark
The Bast (inner bark) of the Elm tree has long been used to make containers, cordage, and when when woven into a chair frame makes a durable and comfortable seat.
View the embedded image gallery online at:
http://www.cherrywoodproject.co.uk/galleries/elm-bark#sigProGalleria537f92f2be
http://www.cherrywoodproject.co.uk/galleries/elm-bark#sigProGalleria537f92f2be