Mortoniodendron

{{Short description|Species of flowering plant}}

{{Automatic taxobox

| oldest_fossil = Eocene

| image =

| image_caption =

| taxon = Mortoniodendron

| authority = Standl. & Steyerm.

| synonyms = {{species list

|Orthandra |Burret

|Westphalina |A.Robyns & Bamps }}

}}

Mortoniodendron is a genus of flowering plants belonging to the family Malvaceae.{{cite web |title=Mortoniodendron Standl. & Steyerm. {{!}} Plants of the World Online {{!}} Kew Science |url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:295063-2 |website=Plants of the World Online |access-date=18 May 2021 |language=en}}

Its native range is southern Mexico to Colombia. It is also found in Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua and Panamá. Fossils indicate that it has been in its present range since the Miocene. Eocene-aged pollen from Europe and Southern China attributable to the genus indicate a wider distribution in the Northern Hemisphere in the past.{{Cite journal|last1=Hofmann|first1=Christa-Ch.|last2=Kodrul|first2=Tatiana M.|last3=Liu|first3=Xiaoyan|last4=Jin|first4=Jianhua|date=June 2019|title=Scanning electron microscopy investigations of middle to late Eocene pollen from the Changchang Basin (Hainan Island, South China) – Insights into the paleobiogeography and fossil history of Juglans, Fagus, Lagerstroemia, Mortoniodendron, Cornus, Nyssa, Symplocos and some Icacinaceae in SE Asia|url=https://linkinghub.elsevier.com/retrieve/pii/S0034666718301829|journal=Review of Palaeobotany and Palynology|language=en|volume=265|pages=41–61|doi=10.1016/j.revpalbo.2019.02.004|bibcode=2019RPaPa.265...41H |s2cid=134630351 |url-access=subscription}}

The genus name of Mortoniodendron is in honour of Conrad Vernon Morton (1905–1972), an American botanist who did notable writings on Ferns.{{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}}

It was first described and published in Publ. Field Mus. Nat. Hist., Bot. Series 17 on page 411 in 1938.