WALCOTT, MARY VAUX. North American Wild Flowers. Washington, D.C.: Smithsonian Institution, 1925-29. 400 color plates. 5 vols., folio, text and plates loose as issued, dark green half morocco gilt, upper covers inset with Smithsonian emblem medallion, cloth ties, spine of vol. one partially detached, spines worn. LIMITED EDITION, number 109 of an unspecified number of copies. (5)