allopentaploid


al·lo·ploid

(al'ō-ployd), Relating to a hybrid individual or cell with two or more sets of chromosomes derived from two different ancestral species; depending on the number of multiples of haploid sets, alloploids are referred to as allodiploids, allotriploids, allotetraploids, allopentaploids, allohexaploids, etc.
See also: heterokaryon. [allo- + -ploid]