Seedless fruit in Annona squamosa L. is monogenic and conferred by INO locus deletion in multiple accessions.

Inheritance of the presence/absence of seeds in Annona squamosa is mediated by a single fully recessive gene and is caused by a deletion of the INNER NO OUTER (INO) locus. For some fruits, seedless varieties are desirable for consumption and processing. In the sugar apple tree (Annona squamosa L.