Rhinacanthus

Rhinacanthus is a genus of plants in the family Acanthaceae. It includes 26 species native to tropical Africa and Asia, ranging across sub-Saharan Africa to Madagascar, the Indian subcontinent, Indochina, south-central China, Peninsular Malaysia, and the Philippines.

Species
26 species are accepted.
 * Rhinacanthus angolensis I.Darbysh.
 * Rhinacanthus angulicaulis I.Darbysh.
 * Rhinacanthus beesianus Diels
 * Rhinacanthus calcaratus (Wall) Nees
 * Rhinacanthus dichotomus (Lindau) I.Darbysh.
 * Rhinacanthus flavovirens Amaras. & Wijes.
 * Rhinacanthus gracilis Klotzsch
 * Rhinacanthus grandiflorus Dunn
 * Rhinacanthus humilis Benoist
 * Rhinacanthus kaokoensis K.Balkwill & S.Will.
 * Rhinacanthus mucronatus Ensermu
 * Rhinacanthus nasutus (L.) Kurz
 * Rhinacanthus oblongus (Nees) Nees
 * Rhinacanthus obtusifolius (Heine) I.Darbysh.
 * Rhinacanthus osmospermus Bojer ex Nees
 * Rhinacanthus perrieri Benoist
 * Rhinacanthus polonnaruwensis L.H.Cramer
 * Rhinacanthus pulcher Milne-Redh.
 * Rhinacanthus rotundifolius C.B.Clarke
 * Rhinacanthus scoparius Balf.f.
 * Rhinacanthus selousensis I.Darbysh.
 * Rhinacanthus spiciformis Y.F.Deng, Z.L.Lin & D.V.Hai
 * Rhinacanthus submontanus T.Harris & I.Darbysh.
 * Rhinacanthus virens (Nees) Milne-Redh.
 * Rhinacanthus xerophilus A.Meeuse
 * Rhinacanthus zambesiacus I.Darbysh.

Formerly placed here

 * Kenyacanthus ndorensis (Schweinf.) I.Darbysh. & Kiel (as Rhinacanthus ndorensis Schweinf. & Mildbr.)