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.
Se*le"ni*o- (. (Chem.)
Definition: A combining form (also used adjectively) denoting the presence of selenium or its compounds; as, selenio-phosphate, a phosphate having selenium in place of all, or a part, of the oxygen.
Source: Webster’s Unabridged Dictionary 1913 Edition
18 June 2025
(noun) large South American evergreen tree trifoliate leaves and drupes with nutlike seeds used as food and a source of cooking oil
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.