Borneodendron

{{Short description|Genus of flowering plants}}

{{Speciesbox

| image =

| status = LC

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Khoo, E. |author2=Maycock, C.R. |author3=Damit, A. |author4=Nilus, R. |author5=Sugau, J. |author6=Tsen, S. |author7=Pereira, J.T. |date=2021 |title=Borneodendron aenigmaticum |volume=2021 |page=e.T136619475A136619478 |doi=10.2305/IUCN.UK.2021-1.RLTS.T136619475A136619478.en |access-date=19 November 2021}}

| display_parents = 4

| genus = Borneodendron

| parent_authority = Airy Shaw{{BioRef | powo | title = Borneodendron | id = 15106-1 | access-date = 30 May 2021}}

| species = aenigmaticum

| authority = Airy Shaw{{BioRef | powo | title = Borneodendron aenigmaticum | id = 340003-1 | access-date = 30 May 2021}}

}}

Borneodendron aenigmaticum is a species of tree in the family Euphorbiaceae of the monotypic genus Borneodendron. Its name means "enigmatic Borneo-plant"; so-called because it is a monotypic taxon and is endemic to north Borneo (Sabah). The species is specialised to ultramafic soilsPeter C. van Welzen {{cite web | url = http://www.nationaalherbarium.nl/euphorbs/specB/Borneodendron.htm | title = Flora Malesiana Euphorbiaceae.: Borneodendron | publisher = Nationaal Herbarium Nederland | accessdate = 2012-07-01 | archive-date = 2024-07-25 | archive-url = https://web.archive.org/web/20240725221602/https://www.nationaalherbarium.nl/Euphorbs/specB/Borneodendron.htm | url-status = live }} from 15 to 1070 meters elevation. It is found in numerous protected areas and is not considered threatened.