Cratoxylum sumatranum

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Cratoxylum sumatranum
Clusiaceae sp Blanco2.308-cropped.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malpighiales
Family: Hypericaceae
Genus: Cratoxylum
Species:
C. sumatranum
Binomial name
Cratoxylum sumatranum
(Jack) Bl. [2]
Synonyms
  • Cratoxylum celebicumBlume
  • Cratoxylum hypericum(Blume) Merr.
  • Elodea sumatranaJack

Cratoxylum sumatranum is a species of flowering plant in the Hypericaceae family. It is indigenous to Southeast Asia, including Burma, Indochina, Thailand, Malaysia, Sumatra, Java, Lesser Sunda Islands, Borneo, Philippines and Sulawesi.

Contents

The tree may grow up to 51 meters tall and 80 centimeters diameter at breast height, with cracked and fissured bark. The stems produce whitish-yellowish latex. The leaves have an opposite arrangement, are simple, elliptic and a glossy rich green. Its flowers are 5-parted and clustered on terminal panicles. They are small (approximately 8mm in diameter), reddish with white linings around the petals. The fruits, which appear in July, are approximately 8mm long, yellow-brown-black capsules, filled with many small winged seeds. [3]

The plant's leaves and bark have medicinal uses. Its timber is suitable for light construction, furniture, carving, firewood and charcoal production.

Local names include Kansilay, Lakansilay and Guyong-guyong in the Philippines, and Irat, Geronggang, Manding, Mentialing, Serungan and Serungan mampat in Borneo.

Subspecies

Three subspecies are recorded: [4]

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References

  1. Botanic Gardens Conservation International (BGCI) & IUCN SSC Global Tree Specialist Group (2019). "Cratoxylum sumatranum". IUCN Red List of Threatened Species . 2019: e.T135803484A144795114. Retrieved 10 December 2023.
  2. "Cratoxylum sumatranum" . Retrieved 2012-01-03.
  3. "Kansilay(Cratoxylum sumatranum)". Archived from the original on 2012-04-25. Retrieved 2012-01-03.
  4. Plants of the World online: Cratoxylum sumatranum (Jack) Blume (retrieved 5 October 2019)