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.
mucor
(noun) any mold of the genus Mucor
Source: WordNet® 3.1
mucor (uncountable)
(obsolete) The property of being mucid.
• Corum, mucro
Source: Wiktionary
Mu"cor, n. Etym: [L., fr. mucere to be moldy or musty.] (Bot.)
Definition: A genus of minute fungi. The plants consist of slender threads with terminal globular sporangia; mold.
Source: Webster’s Unabridged Dictionary 1913 Edition
17 June 2025
(adjective) having deserted a cause or principle; “some provinces had proved recreant”; “renegade supporters of the usurper”
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.