According to the different seasons and regions, between five yuan and ten yuan, red pitaya is more expensive than ordinary ones. Pitaya, also known as Red Dragon Fruit, Dragon Pearl Fruit and Fairy Honey Fruit, Latin scientific name: Pitaya. Opuntia dillenii and Ranunculus ternatus [1] have oval fruit with a diameter of 10~ 12cm, red or yellow appearance, green round triangle leaves, white and red.