pettuliina

Substantiivi

1. A sheet cut from underneath the bark of a pine, consisting of its phloem and cambium layers. Historically, these sheets were soaked, boiled, roasted and ground to flour that was mixed with rye flour to bake bark bread.

   A sheet cut from underneath the bark of a pine, consisting of its phloem and cambium layers. Historically, these sheets were soaked, boiled, roasted and ground to flour that was mixed with rye flour to bake bark bread.