Chapter 5 Genetic Analysis of Apomixis - cimmyt

UIITas'",,'ural Analysis of Apomilli< Develop....l 55Figure 4.5. Apogamety in Trillium camschatcense.(a) A2-celled embryo derived from a synergid adjacent to a zygotic embryo, x850; (b) Embryo sac wilh 3-celled synergid embryoand a zygotic embryo, x850; (c) Fine structure of a synergid, x6.000; (d) Cell wall separoting the egg celilrom the central cell, x72.000; (e) cell walls between synergid and central cell 01 the mature embryo sac, x68.000; (f) zygotic embryo, terminal port, x1.600; (g) outer cell wall of zygotic embryo, x 24.000; (h) 2-cellular synergid embryo, x 1.500; (i) cell wall and cytoplasm of thesynergid embryo, x 12.00.