Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Magnoliopsida Theales Dipterocarpaceae

Scientific Name: Shorea trapezifolia
Species Authority: (Thwaites) P.S. Ashton
Doona trapezifolia Thwaites

Assessment Information [top]

Red List Category & Criteria: Critically Endangered A1cd ver 2.3
Year Published: 1998
Date Assessed: 1998-01-01
Needs updating
Assessor(s): Ashton, P.
Previously published Red List assessments:
1998 Rare (R)

Geographic Range [top]

Countries occurrence:
Sri Lanka
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Regeneration is good where selective logging is taking place. No populations were found during the extensive forest surveys conducted between 1991 and 1996 for the National Conservation Review, suggesting that the species is either extremely rare or possibly extinct.
Additional data:

Habitat and Ecology [top]

Habitat and Ecology: This tree is found in fragments of lowland and sometimes highland wet evergreen forest, usually on deep soils.
Systems: Terrestrial

Threats [top]

Major Threat(s): Most of the habitat has been converted into plantations, resulting in the species becoming localised. The timber is harvested mainly for plywood.

Conservation Actions [top]

Conservation Actions: It forms one of the dominant components of the canopy in the protected area at Sinharaja.

Citation: Ashton, P. 1998. Shorea trapezifolia. The IUCN Red List of Threatened Species 1998: e.T30824A9580708. . Downloaded on 10 October 2015.
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