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.
Pleth"ron, Pleth"rum, n.; pl. Plethra. Etym: [NL., fr. Gr. (Gr. Antiq.)
Definition: A long measure of 100 Greek, or 101 English, feet; also, a square measure of 10,000 Greek feet.
Source: Webster’s Unabridged Dictionary 1913 Edition
16 March 2025
(adjective) (of undissolved particles in a fluid) supported or kept from sinking or falling by buoyancy and without apparent attachment; “suspended matter such as silt or mud...”; “dust particles suspended in the air”; “droplets in suspension in a gas”
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.