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.
Pontederiaceae, family Pontederiaceae, pickerelweed family
(noun) aquatic or bog plants
Source: WordNet® 3.1
16 January 2025
(noun) a collection of rules or prescribed standards on the basis of which decisions are made; “they run things by the book around here”
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.