Melissa officinalis, known as lemon balm, balm, common balm, or balm mint, is a perennial herbaceous plant in the mint family Lamiaceae, native to south-central Europe, North Africa, the Mediterranean region, and Central Asia.
Ariocarpus furfuraceus is a cactus of the genus Ariocarpus, which can be found in the state of Coahuila in northern Mexico. It is considered by some authors as synonymous with Ariocarpus retusus.