a typical North Canadian and northern Europe thing is bark flour.
a number of types of bark and tree roots can be turn to flour.
Just for extra flavor to the world~
I'll name a few real flours
- pine bark Flour
- Birch bark flour
- Manioc flour (ground roots of the
- Almond flour
- Acorn flour
- Cattails Flour (by grinding the roots)
This would just be nice as early world flour variants.