I don’t have live access to current news feeds in this moment, but I can summarize recent credible information about Triplochiton scleroxylon (obeche) and point you to up-to-date sources.
Core quick answer
- Triplochiton scleroxylon, commonly known as obeche or ayous, is a tropical African tree valued for its light-colored timber. It faces pressures from overharvesting and habitat loss in parts of its range, and there is ongoing interest in sustainable management, conservation assessment, and improvement programs.
Key points about the species
- Distribution and habitat: It occurs in West and Central Africa, especially in pluvial and semi-deciduous forest zones, often in low to mid-elevation forests with substantial rainfall. This aligns with historical assessments that describe its range across countries like Nigeria, Ghana, Cameroon, Ivory Coast, and neighboring areas [systematic and conservation literature, FAO references] .
- Conservation status: It has been listed regarding conservation status with varying assessments over time, including IUCN evaluations that have tended to characterize it as of least concern in broader assessments, but with localized pressures that can threaten populations where exploitation outpaces regrowth .
- Timber and use: The wood is prized for its workability and pale sapwood; in many markets, it’s marketed under names like obeche, wawa, ayous, and samba depending on country. Unsustainable harvesting in some regions has been noted historically, prompting calls for improved management and certification schemes .
- Propagation and silviculture: Historical research in seed viability, germination, cloning, and flowering has informed breeding and plantation potential. Early and ongoing work includes seed storage viability, rooting of seedlings, and reproductive biology to support future improvement programs .
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Sources
Triplochiton scleroxylon is a deciduous Tree growing to 40 m (131ft) by 25 m (82ft) at a fast rate. See above for USDA hardiness. It is hardy to UK zone 10. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It cannot grow in the shade. It prefers moist soil.
pfaf.orgstretching from Zaire through Cameroon, Nigeria, Ghana and the Ivory Coast to outliers in Sierra Leone and Guinea (Fig. 1). … Viability of seed during storage In Nigeria plantings of T. scleroxylon have, perforce, been limited to mast years. Recently, however, seed has also been collected to support an experimental programme testing effects of different factors operative during storage. Decreasing temperatures from 40°C … successfully rooting seems unaffected by the application of hormones in...
www.fao.orgTriplochiton scleroxylon. The obeche (Triplochiton scleroxylon K. Schum.) is an arboreal species belonging to the Sterculiaceae family
antropocene.itTriplochiton scleroxylon is a tropical tree of Africa. The timber is known as abachi. It is known in Nigeria as obeche, in Ghana as wawa, in Cameroon as ayous, and in Ivory Coast as samba. (Source: Wikipedia, '', http://en.wikipedia.org/wiki/Triplochiton_scleroxylon, CC BY-SA 3.0 . Photo: (c) Carel Jongkind, some rights reserved (CC BY-NC), uploaded by Carel Jongkind)
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