This is Lilium pardalinum, also known as Panther Lily, Leopard lily, Pitkin Marsh lily, Vollmers lily, Shasta lily, and Wiggins lily. Growing up to 6 feet high, this lily is a big hit with the bees and butterflies. This plant likes to live in full sun or partial shade where it can handle very wet conditions. The bulb of this plant can be cooked and used as a vegetable. USDA Hardiness Zones 5 to 9