Rubroshorea rubra

Rubroshorea rubra
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malvales
Family: Dipterocarpaceae
Genus: Rubroshorea
Species:
R. rubra
Binomial name
Rubroshorea rubra
(G.H.S.Wood ex P.S.Ashton) P.S.Ashton & J.Heck.
Synonyms[2]

Shorea rubra G.H.S.Wood ex P.S.Ashton

Rubroshorea rubra is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet rubra means 'red' and refers to the underside of the leaf.[3]

Description

Rubroshorea rubra grows up to 50 metres (160 ft) tall, with a trunk diameter of up to 1.3 m (4 ft). It has buttresses up to 2.5 m (8 ft) tall. The dark brown to black bark is fissured and becomes flaky. The leathery leaves are ovate and measure up to 13 cm (5 in) long. The inflorescences bear yellow flowers.[3]

Distribution and habitat

Rubroshorea rubra is endemic to Borneo. Its habitat is mixed dipterocarp forests to elevations of 800 m (2,600 ft).[1]

Conservation

Rubroshorea rubra has been assessed as near threatened on the IUCN Red List. It is threatened by land conversion for agriculture. It is also threatened by logging for its timber. R. rubra does occur in a number of protected areas.[1]

References

  1. ^ a b c Kusumadewi, Y.; Julia, S.; Hoo, P.K.; Maycock, C.R.; Khoo, E. & Robiansyah, I. (2019). "Shorea rubra". IUCN Red List of Threatened Species. 2019 e.T37544A137723942. Retrieved 23 January 2023.
  2. ^ "Rubroshorea rubra". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 9 February 2026.
  3. ^ a b Ashton, P. S. (2004). "Shorea Roxb.". In Soepadmo, E.; Saw, L. G.; Chung, R. C. K. (eds.). Tree Flora of Sabah and Sarawak. Vol. 5. Forest Research Institute Malaysia. p. 326. ISBN 983-2181-59-3.