There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.
Erythroxylon, genus Erythroxylon, Erythroxylum, genus Erythroxylum
(noun) a large genus of South American shrubs and small trees of the family Erythroxylaceae
Source: WordNet® 3.1
23 April 2025
(adjective) not married or related to the unmarried state; “unmarried men and women”; “unmarried life”; “sex and the single girl”; “single parenthood”; “are you married or single?”
There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.