That is a Len-Tex Contract paper from MDC Wallcoverings in pattern 1659CM Chrysanthemum, colorway Piano Keys from the Black & White Collection. There are 3 other colorways. Fabulous large-scales in the series! http://www.mdcwall.com/home/products/details?sku=1659CM
leticia Brand
Holly J. Waxman Interior Design
Montgomery Roth Architecture & Interior Design