Apple Pollination Biology for Stable and Novel Fruit Production: Search System for Apple Cultivar Combination Showing Incompatibility, Semicompatibility, and Full-Compatibility Based on the S-RNase Allele Database
Figure 2
(a) A “Maypole” flower cluster having two central flowers. One central flower fully opened, but the other one did not open (indicated by arrow). (b) Flower of “Maypole”.
