Though the colors in this abstract patchwork check are entirely contemporary, the twisted knot outlines and bordering of the blocks and the art nouveau influenced leaves within those blocks remind me of the post nouveau/pre-deco era art of the second decade in the 20th century.
Some call that style craftsman, and there is some craftsman in this too, along with some Victorian, and some swirly trippy hippie psychedelia. (file k33a2)
