A hybrid plant that decends from crossing two homozygous (inbred) lines. Commercial F1 hybrids express the heterosis effect, are genetically uniform and display uniform growth. To select an outperforming F1 hybrid cultivar, many F1 hybrids are tested in field trials.
Synonym: single-cross hybrid.
RT: inbred line
RT: single-cross hybrid ↔ threeway-cross hybrid ↔ double-cross hybrid ↔ F2 hybrid
BT: hybrid plant