rosy periwinkle
Rosy Periwinkle
Rosy Periwinkle [madagascar_7093]
Rosy periwinkle (Catharanthus roseus), the source of vinblastine and vincristine, compounds used to treat Hodgkin's disease
Rosy periwinkle (Catharanthus roseus), the source of vinblastine and vincristine, compounds used to treat Hodgkin's disease, childhood leukemia, and testicular cancer