autopentaploid

au·to·ploid

(aw'tō-ployd), Relating to an individual or cell with two or more copies of a single haploid set; depending on the number of multiples of the haploid set, autoploids are referred to as autodiploids, autotriploids, autotetraploids, autopentaploids, autohexaploids, etc. [auto- + -ploid]