You may or may not know that most paper today is made using wood pulp. The pulp is made from breaking down wood chips. This is done in order to separate it into cellulose fibers, lignin, and other substances, eventually creating a slurry, which is then used to create paper. 
You may not know, that a vast number of plants can also be used to create paper. In 1999, Peter and Donna Thomas created Paper from Plants describing various plants and showing the paper they can make.
The above passage describes Spartina, or cordgrass. An invasive species to Oregon the writer, Denise DeMarie, describes the controversy of how to eradicate it. DeMarie talks about her proposal submitted to the state on how the problem may be addressed through harvesting and papermaking.
Spartina makes the above beautiful and fibrous paper...
The above page describes the many uses and names for mulberry around the world. The fibers can be used to make rope, they can be pounded into barkcloth, or they can be used to make paper. The below sheet of paper has an embedded mulberry leaf.