Calathea Lancifolia | Rattlesnake PlantThe Calathea Lancifolia, also known as a Rattlesnake Plant, is a unique and beautiful plant with wavy edged leaves, varying shades of green, and deep purple undersides. All types of Calathea's are honored for the unique marking on their leaves, making them a beautiful addition, not just for your greenery fix but also for your pattern play! Each plant is unique: depending on the season the size and shape may vary.