Genus Paris is a group of perennial plants that include trilliums. The word "Paris" has several synonyms that can be used interchangeably, including false unicorn root, true lover's knot, and herb paris. False unicorn root, also known as Helonias dioica, is named for its resemblance to true unicorn root, which is not related to the genus Paris. True lover's knot is a reference to the plant's stem, which is twisted like a lover's knot. Herb paris is a common name for the genus Paris in Europe, where it has been used in traditional medicine for centuries. Regardless of the synonym used, all species in the genus Paris are known for their unique beauty and medicinal properties.