autotetraploid
noun
au·to·tet·ra·ploid
ˌȯ-tō-ˈte-trə-ˌplȯid
plural autotetraploids
: an individual that possesses four sets of chromosomes arising from a single parental species
Potatoes were domesticated approximately 10,000 years ago in the Andes, and landraces still farmed today have a wide variety of shapes and skin and tuber colors often not seen in modern varieties. … Most commercial cultivars are autotetraploids …; however, diploids, triploids, and pentaploids are found among the cultivated native landraces throughout the Andes.—David Ellis et al.
compare allotetraploid
autotetraploid
adjective
an autotetraploid flowering plant
Unlike corn or soybeans, alfalfa plants are autotetraploid; that is, each trait is determined by genes residing in four chromosomes instead of two.
—Jan Suszkiw
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Merriam-Webster unabridged
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