allotetraploid

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allotetraploid

(ˌæləʊˈtɛtrəˌplɔɪd) genetics
n
a hybrid cell or individual possessing four times the chromosomes in a haploid organism
adj
possessing four times the chromosomes in a haploid organism
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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They have presumed that Ireland tetraploids have alloploid origin emerged probably from hybridization of L.
However, in the later study, it was found that the DNA content of the alloploid species was significantly smaller than expected on the basis of DNA content of their constituent genomes indicating that DNA was decreased during polyploidization.