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.
mesocarp
(noun) the middle layer of a pericarp
Source: WordNet® 3.1
mesocarp (plural mesocarps)
(botany) The middle layer of the pericarp of a fruit. In many fruits such as drupes and tomatoes, the mesocarp is fleshy
• capsomer, compares, compears, pomeracs, precomas
Source: Wiktionary
Mes"o*carp, n. Etym: [Meso- + Gr. (Bot.)
Definition: The middle layer of a pericarp which consists of three distinct or dissimilar layers. Gray.
Source: Webster’s Unabridged Dictionary 1913 Edition
14 June 2025
(noun) a member of a learned society; “he was elected a fellow of the American Physiological Association”
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.