Xylariaceae
         n 1: family of fungi characterized by dark brown to black spores
               [syn: {Xylariaceae}, {family Xylariaceae}]

English Dictionary: Xylariaceae	by the DICT Development Group
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Xylorcin \Xy*lor"cin\, n. [Xylene + orcin.] (Chem.)       A derivative of xylene obtained as a white crystalline       substance which on exposure in the air becomes red; -- called       also {betaorcin}.