Botanical name of Radish is
Raphanus sativa
Raphanus raphanistrum sativa, commonly known as radish is an edible root vegetable belonging to family Brassicaceae. It was domesticated in Europe. Radishes are grown and consumed worldwide. It is mostly eaten as a raw salad vegetable. They are annual or biennial crops which are grown for their swollen tap roots. It is a fast-growing and cool season crop. So, the correct answer is 'Raphanus sativa'.