"Raw" paper When handmade paper has neither size nor charge it is said raw, that's the most absorbent and suitable for the best calligraphy, ink painting, engraving etc.
"Textured" paper Natural handmade paper voluntarily left unrefined, with a surface still showing particles of bark or small clumps of uncompletely crushed fiber
"Worked on" paper Some treatments added to raw paper finished sheets make them slightly different for a variety of works