Liberica and robusta type trees require more room than arabica.
All of these are similar to robusta, and are exported as robusta-achtigen (robusta-like).
robusta coffee has also been successfully interplanted with coconuts.
The robusta and Maragogipe have been tried, but without much success.
The leaves of robusta are much thinner than those of liberica, though not as thin as those of arabica.
The robusta variety has also been introduced, but does not seem to do as well as the liberica.
This would tend to show the possibilities of robusta as a stock.
We will mention as examples the Brachycola robusta and the species of Corydia.
Coffee does best in shade such as is afforded by the silk oak (Grevillea robusta).
In Java, where robusta coffee is more extensively planted than anywhere else, permanent shade is considered advisable.