Color, deep blue purple. Leaves, rough - hairy, oblong-lanceolate or ovate, with deeply heart-shaped bases, clasping and almost surrounding the stem, pointed, entire, small, the longest 1 to 3 inches; leaves on the branchlets reduced to scales. Flowers, single, terminating upper branches. Disk, small, yellowish green. Rays, long, with a backward curve. Stem, 1 to 3 feet high. August to October.