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.
Karen, Karenic
(noun) the Tibeto-Burman language spoken in the Thailand and Burmese borderlands
Source: WordNet® 3.1
6 March 2025
(noun) the two innermost layers of the meninges; cerebrospinal fluid circulates between these innermost layers
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.