cultivar

English Thesaurus

1. a variety of a plant developed from a natural species and maintained under cultivation (noun.plant)

hypernym	:	variety,
definition	:	(biology) a taxonomic category consisting of members of a species that differ from others of the same species in minor but heritable characteristics (noun.group)

hypernym	:	tracheophyte, vascular plant,
definition	:	green plant having a vascular system: ferns, gymnosperms, angiosperms (noun.plant)