Maguireothamnus

{{Short description|Genus of plants}}

{{Automatic taxobox

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|taxon = Maguireothamnus

|authority = Steyerm.

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Maguireothamnus is a genus of flowering plants belonging to the family Rubiaceae.{{cite web |title=Maguireothamnus Steyerm. {{!}} Plants of the World Online {{!}} Kew Science |url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:296794-2 |website=Plants of the World Online |access-date=17 May 2021 |language=en}}

Its native range is the Guyana Highlands, between Guyana and Venezuela.

The genus name of Maguireothamnus is in honour of Bassett Maguire (1904–1991), an American botanist, head curator of the New York Botanical Garden, and a leader of scientific expeditions to the Guyana Highlands in Brazil and Venezuela.{{cite book | last=Quattrocchi | first=Umberto | title=CRC World Dictionary of Plant Names, Volume II, D–L | publisher=CRC Press | location=Boca Raton, Florida | year=2000 | isbn=978-0-8493-2676-9}}

It was first described and published in Mem. New York Bot. Gard. Vol.10 (Issue 5) on page 220 in 1964.