Nichallea

{{Short description|Species of plants}}

{{Speciesbox

|image =

|image_caption =

|display_parents = 3

|genus = Nichallea

|parent_authority = Bridson

|species = soyauxii

|authority = (Hiern) Bridson

|synonyms_ref = {{cite POWO |id=757524-1 |title=Nichallea soyauxii (Hiern) Bridson |access-date=4 November 2021}}

|synonyms = {{collapsible list |bullets = true

|title=Synonyms

|Ixora asteriscus K.Schum.

|Ixora atrata Stapf

|Ixora soyauxii Hiern

|Ixora thomsonii Hiern

|Pavetta melanophylla K.Schum.

|Rutidea atrata Mildbr. ex Hutch. & Dalziel

|Rutidea melanophylla (K.Schum.) Mildbr.

|Tarenna asteriscus (K.Schum.) Bremek.

|Tarenna lagosensis Hutch. & Dalziel

|Tarenna nigrescens R.D.Good

|Tarenna nigroviridis R.D.Good

|Tarenna soyauxii (Hiern) Bremek.}}

}}

Nichallea is a monotypic genus of flowering plants belonging to the family Rubiaceae.{{cite web |title=Nichallea Bridson {{!}} Plants of the World Online {{!}} Kew Science |url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:34998-1 |website=Plants of the World Online |access-date=18 May 2021 |language=en}} It only contains one species, Nichallea soyauxii.

Its native range is western and western central Tropical Africa. It is found in the countries of Cabinda (Angola), Cameroon, Congo, Gabon, Ghana, Ivory Coast, Liberia, Nigeria, Sierra Leone and Zaïre.

The genus name of Nichallea is in honour of Nicolas Hallé, a French botanist at the National Museum of Natural History and was a specialist in Rubiaceae.{{cite book | last=Burkhardt | first=Lotte | title=Verzeichnis eponymischer Pflanzennamen – Erweiterte Edition |trans-title=Index of Eponymic Plant Names – Extended Edition | publisher=Botanic Garden and Botanical Museum, Freie Universität Berlin | year=2018 | isbn=978-3-946292-26-5 | url=https://doi.org/10.3372/epolist2018 |format=pdf |language=German |location=Berlin | doi=10.3372/epolist2018 | s2cid=187926901 |access-date=1 January 2021}} The Latin specific epithet of soyauxii refers Hermann Soyaux (1852–1928), a German gardener, botanist and African explorer.{{cite web |title=Soyaux, Hermann {{!}} International Plant Names Index |url=https://www.ipni.org/a/9937-1 |website=www.ipni.org |publisher=International Plant Names Index |access-date=4 November 2021}} Both the genus and the species were first described and published in Kew Bull. Vol.33 on page 288–290 in 1978.