Figure 1

Flower tissues of four different stages: (A–D) representing stage I (floral bud stage), stage II (early flowering stage), stage III (full-flowering stage), and stage IV (flower withering stage), respectively.

Flower tissues of four different stages: (A–D) representing stage I (floral bud stage), stage II (early flowering stage), stage III (full-flowering stage), and stage IV (flower withering stage), respectively.