Table I.

Plasmodesmal densities between different cells in phloem of the major and minor peripheral carpellary bundles of grape berry during the developmental Stages I to III

Unit of plasmodesmal densities, number of plasmodesmata μm−1. Values in parentheses represent the density of plasmodesmata blocked by electron-opaque material.

StageBundleSE/CCSE/PCCC/PCPC/PC
IMajor2.011.210.800.42
Minor2.131.150.750.39
IIMajor2.021.150.770.40
Minor2.071.200.810.41
IIIMajor2.21 (0.5)1.08 (0.2)0.76 (0.1)0.40 (0.1)
Minor2.09 (0.4)1.19 (0.3)0.77 (0.1)0.38 (0.1)