ຫວາຍບຸ່ນ / Boun Rattan

Use
Food
Fibre
Income
Scientific Name / Family
Calamus jenkinsianus Griff. / Arecaceae
Synonyms
Calamus margaritae Hance
Calamus nutantiflorus Griff.
Daemonorops jenkinsiana (Griff.) Mart.
Daemonorops margaritae (Hance) Becc.
Daemonorops nutantiflora (Griff.) Mart.
Daemonorops pierreana Becc.
Daemonorops schmidtiana Becc.
Palmijuncus jenkinsianus (Griff.) Kuntze
Palmijuncus margaritae (Hance) Kuntze
Palmijuncus nutantiflorus (Griff.) Kuntze
Other Names
ຫວາຍບຸ່ນຝາດ, ຫວາຍຝາດ
ໄທ: ຫວາຍຈ້າ
ວຽດນາມ: ເມີຍເນຶອກ
Botanical Description

Wai boun is an abundantly clustering rattan with cirrus, and stems up to 25 m long and 1.5 cm-3 cm in diameter. The green sheath has a diameter of 3 cm-6 cm and is often covered with reddish-black indumentums. Its many spines are black, and its ocrea tiny and dry, with no spines or bristles. The leaves are 1 m-2.5 m long and have a cirrus of 0.5 m-2 m. The leaflets are regular and the leafstalk 10 cm-50 cm long. The 0.3 m-0.65 m long inflorescence is erect with no flagellum. Its stalk is less than 5 cm long and there is a boat-shaped leaf-like part protecting the inflorescence. The fruit measures 1.9 cm x 1.9 cm, is scaly, grooved and light in colour.

Description of Use

Its shoots are a popular food in northern Laos, sold for $0.05-$0.2 each or $0.2 per kg. One person is able to collect 6 kg of shoots per collection trip, earning $35 per year. One kg of seed sells for $0.5-$1 and is exported to China to be made into necklaces or as an ingredient of traditional medicine.

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