Hopea altocollina

{{Short description|Species of tree in the family Dipterocarpaceae}}

{{Speciesbox

| image =

| image_caption =

| status = EN

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Bodos, V. |author2=Tsen, S. |author3=Oldfield, S. |author4=Ling, C.Y. |author5=Randi, A. |author6=Linsky, J. |author7=Pereira, J.T. |date=2019 |title=Hopea altocollina |volume=2019 |page=e.T31897A149069249 |doi=10.2305/IUCN.UK.2019-3.RLTS.T31897A149069249.en |access-date=16 November 2021}}

| genus = Hopea

| species = altocollina

| authority = P.S.Ashton

| synonyms =

}}

Hopea altocollina is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet altocollina means "high hills", referring to the species' habitat.

Description

Hopea altocollina grows up to {{convert|50|m|-1}} tall, with a trunk diameter of up to {{convert|1.8|m|ft|0|abbr=on}}. It has buttresses up to {{convert|4|m|0|abbr=on}} tall. The bark is fissured and flaky. The leathery leaves are lanceolate and measure up to {{convert|10|cm|0|abbr=on}} long. The inflorescences measure up to {{convert|8|cm|0|abbr=on}} long and bear cream flowers. The nuts are egg-shaped and measure up to {{convert|0.7|cm|1|abbr=on}} long.

Distribution and habitat

Hopea altocollina is endemic to Borneo. Its habitat is dipterocarp forests, at elevations of {{convert|800–1000|m|-2|abbr=on}}.

Conservation

Hopea altocollina has been assessed as endangered on the IUCN Red List. It is threatened by logging for its timber. The species is found in some protected areas.

References

{{Reflist | refs =

{{BioRef | powo | title = Hopea altocollina | id = 320838-1 | accessdate = 1 September 2021}}

{{cite book | last = Ashton | first = P. S. | authorlink = Peter Shaw Ashton | date = 2004 | contribution = Hopea Roxb. | editor1-last = Soepadmo | editor1-first = E. | editor2-last = Saw | editor2-first = L. G. | editor3-last = Chung | editor3-first = R. C. K. | title = Tree Flora of Sabah and Sarawak | volume = 5 | pages = 147–148 | publisher = Forest Research Institute Malaysia | isbn = 983-2181-59-3}}

}}

altocollina

Category:Endemic dipterocarps of Borneo

Category:Plants described in 1967

Category:Taxonomy articles created by Polbot

Category:Taxa named by Peter Shaw Ashton