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.
Heuchera, genus Heuchera
(noun) genus of North American herbs with basal cordate or orbicular leaves and small panicled flowers
Source: WordNet® 3.1
From the genus name.
heuchera (plural heucheras)
Any of the genus Heuchera of herbaceous perennial plants; coral bells, alumroot.
Source: Wiktionary
3 May 2025
(adjective) worth having or seeking or achieving; “a desirable job”; “computer with many desirable features”; “a desirable outcome”
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.