Odonellia

{{Short description|Genus of flowering plant}}

{{Automatic taxobox

|image = Odonellia hirtiflora i nat (cropped).jpg

|image_caption = Odonellia hirtiflora

|taxon = Odonellia

|authority = K.R.Robertson

}}

Odonellia is a genus of flowering plants belonging to the family Convolvulaceae.{{cite web |title=Odonellia K.R.Robertson {{!}} Plants of the World Online {{!}} Kew Science |url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:893204-1 |website=Plants of the World Online |access-date=27 May 2021 |language=en}}

Its native range is Mexico and parts of Southern Tropical America. It is found in Belize, Bolivia, Brazil, Colombia, Costa Rica, Ecuador, Guatemala, Mexico, Nicaragua, Panamá, Peru and Venezuela.

The genus name of Odonellia is in honour of Carlos Alberto O'Donell (1912–1954), an Argentinian botanist at the Miguel Lillo Foundation in San Miguel de Tucumán.{{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 |access-date=1 January 2021}} It was first described and published in Brittonia Vol.34 on page 417 in 1982.