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.
flavone
(noun) a colorless crystalline compound that is part of a number of white or yellow plant pigments
Source: WordNet® 3.1
flavone (countable and uncountable, plural flavones)
(organic chemistry) any of a class of tricyclic aromatic heterocyclic ketones, especially the naturally occurring flavonoids
Source: Wiktionary
24 January 2025
(noun) a state of agitation or turbulent change or development; “the political ferment produced new leadership”; “social unrest”
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.