1                 Pennisetum squamulatum is an aposporous apomict from which the gene(s) for apomixis h

2  showing no recombination with the trait for aposporous embryo sac development in Pennisetum squamula

3 of the 13 markers strictly cosegregated with aposporous embryo sac development, clearly defining a co

4 hich showed recombination with the trait for aposporous embryo sac development.

5                               The egg of the aposporous embryo sac follows parthenogenetic developmen

6 larging AI cells, consistent with subsequent aposporous embryo sac formation without meiosis.

7  enlarges, and undergoes mitosis, forming an aposporous embryo sac that displaces sexual structures.

8  transcriptome was most similar to the early aposporous embryo sac transcriptome when comparing known

9 arging AI cells with undivided nuclei, early aposporous embryo sacs containing two to four nuclei, an

10          Embryo and endosperm development in aposporous embryo sacs is fertilization independent.

11     The sexual pathway ceases when a diploid aposporous initial (AI) cell differentiates, enlarges, a

12  Pennisetum squamulatum, that is an obligate aposporous species, is cross-compatible with pearl mille

13 bably are nonessential for expression of the aposporous trait.

14              In gametophytic apomicts of the aposporous type, each cell of the embryo sac is genetica