What is the scientific name for Vinca, also known as Madagascar Periwinkle?

The scientific name for Vinca, commonly referred to as Madagascar Periwinkle, is Catharanthus roseus. This plant is well-known for its star-shaped flowers and is native to Madagascar. It holds significant value in ornamental gardening and has been studied for its medicinal properties, particularly its alkaloids which are used in cancer treatments. Recognizing the correct scientific name is essential for proper identification and understanding of the plant's uses, growth conditions, and ecological significance. In contrast, the other options presented refer to different genera and species, lacking the specific association with Vinca that Catharanthus roseus carries.