Trillium sessile is a type of wildflower that grows in the temperate regions of North America. It is commonly known as "toadshade" due to the unique shape of its leaves that resemble the skin of a toad. There are several synonyms for Trillium sessile, including "nodding wakerobin," "red trillium," and "sessile-flowered wake-robin." The plant has three leaves and a solitary flower that blooms in the spring, typically in shades of red or maroon. Trillium sessile is valued for its ornamental value and is often grown in woodland gardens and naturalized areas. It is also used in traditional medicine for its astringent and anti-inflammatory properties.