Phialanthus

Phialanthus is a genus of flowering plants in the family Rubiaceae. There are about 20 species, 17 of which occur in Cuba.

Species include:
 * Phialanthus acunae
 * Phialanthus alainii
 * Phialanthus bissei
 * Phialanthus ellipticus
 * Phialanthus glaberrimus
 * Phialanthus grandifolius
 * Phialanthus guantanamensis
 * Phialanthus hispaniolae
 * Phialanthus inflatus
 * Phialanthus jamaicensis Urb.
 * Phialanthus linearis
 * Phialanthus lineraris
 * Phialanthus macrocalyx
 * Phialanthus macrostemon
 * Phialanthus marianus
 * Phialanthus myrtilloides
 * Phialanthus oblongatus
 * Phialanthus parvifolius
 * Phialanthus peduncularis
 * Phialanthus resinifluus
 * Phialanthus revolutus Urb.
 * Phialanthus rigidus
 * Phialanthus stillans