The Collaborative International Dictionary of English v.0.48:

Chartaceous \Char*ta"ceous\, a. [L. chartaceus. See Charta.]
   Resembling paper or parchment; of paper-like texture; papery.
   [1913 Webster]

WordNet (r) 3.0 (2006):

chartaceous
    adj 1: of or like paper [syn: chartaceous, papery,
           paperlike]