Fig. 2.

Various Meiotic deformities during meiosis. a) Clematis graveolens (2n=16); a syncyte PMC (arrowed). b) Inula cuspidata (2n=20); chromosomes disorganized into unequal sized 3 groups at A-I. c) Geranium pratense (2n=56); chromosomes disorganized into unequal sized 8 groups at A-II. d) Dianthus angulatus (2n=30); chromosomes disorganized into unequal sized 8 groups at T-II. e) A group of dyads with and without micronuclei. f) A monad with two micronuclei. g & h) Triad. i) A tetrad with one micronucleus (arrowed). j) A pentard. k) A polyad. l) Fertile and Sterile pollen grains. m) Apparently fertile heterogeneous sized pollen grains. n) Fused fertile pollen grains. o) Fused sterile pollen grains