Young fruit II: 60 d after pollination
Changes occur only in the mesocarp, while the exocarp and endocarp remaining unchanged in both valves
In the fertile valves, the edges between the regions of the mesocarp
become more evident in this phase. The cells of the most
interior layers, in both valves, remain small in both diameter and
length
while there is a pronounced enlargement of the
cellular volume and intercellular space in the most exterior layers