agamospermy
noun
aga·mo·sper·my (ˌ)ā-ˈga-mə-ˌspər-mē 
ˈa-gə-mō-ˌspər-
: apogamy
specifically : apogamy in which sexual union is not completed and the embryo is produced from the innermost layer of the integument of the female gametophyte
Word History
Etymology
borrowed from German Agamospermie, from agam "asexual" (borrowed from French agame) + -o- -o- + -spermie -spermy — more at agamic
First Known Use
1944, in the meaning defined above