CultivarUSDA is (obviously) the United States Department of Agriculture. USDA also had coffee plant breeding programs in the past and one variety they distributed to Indonesia and was... is a term used interchangeably with Varietal in the coffee trade to indicate plant material, although there are distinctions.: The naming of a cultivar should conform to the International Code of Nomenclature for Cultivated Plants (the ICNCP, commonly known as the Cultivated Plant Code). A cultivar is a particular varietyA botanical variety is a rank in the taxonomic hierarchy below the rank of species and subspecies and above the rank of form (form / variety / subspecies... of a plant species or hybrid that is being cultivated and/or is recognised as a cultivar under the ICNCP.
The concept of cultivar is driven by pragmatism, and serves the practical needs of horticulture, agriculture, forestry, etc. The plant chosen as a cultivar may have been bred deliberately, selected from plants in cultivation. This is the term we prefer to Varietal in terms of coffee, since it implies the intentional cultivation for organolepticOrganoleptic refers to any sensory properties of, in this case, the coffee beverage. It involves flavor, color, odor and mouthfeel. Organoleptic testing involves inspection through visual examination, smelling... and production results.