ຫວາຍແດງລາວ / Lao Red Rattan

Use
Food
Fibre
Income
Scientific Name / Family
Calamus laoensis T.Evans, Sengdala, Viengkham, Thamm. & J.Dransf./ Arecaceae
Synonyms
Other Names
Botanical Description

This clustering rattan has stems up to 40 m long and 2 cm-2.5 cm in diameter. Its sheath is 3.5 cm-5 cm in diameter and light green-grey or pale yellow-green. It has many pale straw-coloured spines with dark tips and green-yellow bases. The small  ocrea, formed by the brittle edge of the sheath, is covered in spines like the sheath’s. Leaves are 1.7 m-2.5 m long, and the lower leaves have underside leaflets with white indumentums. The leaf stalks are 5 cm-10 cm long and the inflorescences 2.5 m-6 m, plus a flagellum and drooping branches. Its scaly fruit is 2 cm x 1.2 cm, orange when dry, with a dark brown under its edge. The seed is not ruminate. Wai leum grows in evergreen forest, or near karst limestone cliffs at 200 m-350 m, in Sayaboury, Vientiane Province, Vientiane Capital and Bolikhamxai.

Description of Use

Its bitter shoots can be found on local markets. The canes display ear-like structures and are less sought after than other species, considered good for handicrafts but not for furniture.

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