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.
protandry (uncountable)
(biology) The condition in which an organism begins life as a male and then changes into a female.
(botany) The condition of flowers whose male parts mature before the female ones.
(ethology) The arrival of males before females at a mating site.
• dichogamy
• protogyny
Source: Wiktionary
10 June 2025
(noun) the discipline that studies the principles of transmiting information and the methods by which it is delivered (as print or radio or television etc.); “communications is his major field of study”
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.