hybrid : Idioms & Phrases
hybrid petunia
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noun hybrids of Petunia axillaris and Petunia integrifolia: a complex group of petunias having single or double flowers in colors from white to purple
Petunia hybrida.
WordNet
hybrid tuberous begonia
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noun any of numerous hybrid begonias having tuberous roots and variously colored flowers
Begonia tuberhybrida.
WordNet
hybrid vigor
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noun (genetics) the tendency of a crossbred organism to have qualities superior to those of either parent
heterosis.
WordNet
Variety hybrid
(Biol.) , a cross between two individuals of different varieties of the same species; a mongrel.