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.
buckthorn
(noun) any shrub or small tree of the genus Bumelia
buckthorn
(noun) a shrub or shrubby tree of the genus Rhamnus; fruits are source of yellow dyes or pigments
Source: WordNet® 3.1
buckthorn (plural buckthorns)
Any of several, often thorny shrubs or small trees, especially
the family Rhamnaceae, the buckthorn family,
especially genus Rhamnus,
especially the common buckthorn or purging buckthorn; Rhamnus cathartica.
also genus Frangula, especially Frangula alnus, the alder buckthorn.
Hippophae, the sea buckthorn.
Source: Wiktionary
Buck"thorn`, n. (Bot.)
Definition: A genus (Rhamnus) of shrubs or trees. The shorter branches of some species terminate in long spines or thorns. See Rhamnus. Sea buckthorn, a plant of the genus Hippophaë.
Source: Webster’s Unabridged Dictionary 1913 Edition
18 April 2025
(noun) the crease at the junction of the inner part of the thigh with the trunk together with the adjacent region and often including the external genitals
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.