Catharanthus roseus is a plant species that belongs to the family Apocynaceae. Common synonyms for Catharanthus roseus include Madagascar periwinkle, rose periwinkle, Cape periwinkle, Vinca rosea, and Lochnera rosea. The plant is native to Madagascar and is commonly used in traditional medicine to treat a variety of ailments. Catharanthus roseus is characterized by its glossy green foliage and delicate pink, purple, or white five-petaled flowers. The plant is also known for its ability to attract butterflies and other pollinators. Synonyms for Catharanthus roseus are often used interchangeably in gardening and horticultural contexts, and the plant is widely cultivated for its ornamental and medicinal properties.