Scientific Name:

Ctenolophon parvifolius (Family: Ctenolophonaceae)    

General Description:

Medium Hardwood.The tree is sometimes known as kelat, a mistake arising from the close resemblance of the leaves to those of Syzygium spp. Also known as Kalek bung cung, Kayu bawang, Lasah, Madjuit and Ukut (Indonesia); Ctenolophon (Papua New Guinea); and Sudiang (Philippines).  

Timber Description:

  • Density: 895-1,055 kg/m3
  • Heartwood: brown to purple-red-brown
  • Sapwood: not differentiated from the heartwood

Spot Characters:

  • moderately durable
  • texture is moderately fine and even, with interlocked and sometimes wavy grain
  • nailing property is rated as poor


The timber is suitable for medium to heavy construction, posts, beams, joists, rafters, marine construction, flooring (heavy traffic), railway sleepers, telegraphic and power transmission posts and cross arms, fender supports, vehicle bodies (framework and floor boards), tool handles (impact), pallets (permanent and heavy duty type), piling, door and window frames and sills, columns (heavy duty) and staircase (carriage, newel, riser, stringer, tread, bullnose, round end and winder).