Fig. 8

Various tissues of pitaya plants at different time points. 1: Old stem; 2: young stem; 3: small flower bud; 4: large flower bud, A: pistil, B: stamen, C: style, D: flower scales; 5: small green fruit; 6: big green fruit; 7: red pitaya; E: small green peel, F: small green flesh; 9: big green fruit, G: big green peel, H: big green flesh; 10: red fruit, I: red peel, J: red flesh