|This is a rhizomatous, bushy, highly branched perennial with 3-pinnate, thread-like, medium green leaves. Summer borne flowerheads are lemon yellow, up to 3/4 inches wide, and held in loose corymbs. Grows to 18 inches tall with similar spread. This is a wonderful addition to any sunny border. Fine foliage makes a nice transition between various textures. Very drought tolerant and great for naturalizing. Native to southeastern U.S.