amphidiploid


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Related to amphidiploid: allopolyploid

amphidiploid

[¦am·fə¦di‚plȯid]
(genetics)
A tetraploid organism or species produced when chromosome of a hybrid between two species double, yielding a diploid set of chromosomes from each parent. Also known as allotetraploid.
References in periodicals archive ?
Androgenesis from Festuca pratensis x Lolium multiflorum amphidiploid cultivars in order to select and stabilize rare gene combinations for grass breeding.
These genetic stocks were derived from amphidiploids of diploid hybrids between Th.
The two domesticated species of the genus Nicotiana are amphidiploids with 2n = 4x = 48.
Comparative salt tolerances of amphidiploid and diploid Brassica species.
Amphidiploid development from the interspecific hybridization of 2x Lotus species followed by colchicine-induced autotetraploidy has been successful (Somaroo and Grant, 1971; O'Donoughue and Grant, 1988), and resulting amphidiploids have been crossed with L.
Frequent nonreciprocal translocations in the amphidiploid genome of oilseed rape (Brassica napus).
Sybenga's (1994) models for tetraploids apply only to amphidiploids and autoploids.
Relationships between amphidiploids Brassica species in relation to their diploid parents.