a (Diploid cytotype) PMC at Anaphase-I showing 8:8 distribution of chromosomes b (Diploid cytotype) PMC at Metaphase-I showing 8II bivalents c (Tetraploid cytotype) PMC at Anaphase-I showing 16:16 distribution of chromosomes d PMC at Metaphase-II showing 16:16 distribution of chromosome e (Octaploid cytotype) PMC at Anaphase-I showing 32:32 distribution of chromosomes f (Diploid cytotype) Three PMCs showing transfer of chromatin material (arrowed) g A group of PMCs (arrowed) involved in cytomixis at telophase-I h (Tetraploid cytotype) Size difference and direct connection between two PMCs during chromatin material (arrowed) i PMC at metaphase-I showing unoriented bivalent (arrowed) j PMC at metaphase-I showing chromatin stickiness k PMC at anaphase-I showing chromatin bridges (arrowed) l PMC at anaphase-II showing unequal distribution of chromosomes (arrowed) m–n PMC at telophase-I showing chromatin chromosomal laggards (arrowed) o Diad p Triad q–r Tetrad with micronuclei (arrowed) s Polyad t–v Fertile, sterile and Heterogeneous sized fertile pollen grains. Bar = 10 µm.