ຫວາຍສຸຍ / Clump Rattan

Language

Use

Food

Fibre

Income

Shelter

Scientific Name / Family

Calamus harmandii Pierre ex Becc. / Arecaceae

Synonyms

Zalaccella harmandii (Pierre ex Becc.) Becc.

Other Names

Lao: Nya seui, yeu mo

Botanical Description

Description. Stems solitary, non-climbing, free-standing, to 1.8 m long and 4 cm diameter. Leaf sheaths open, green with rings of yellowish, flattened, to 3 cm long spines; ocreas present, prominent, spiny; knees absent; flagella absent; petioles to 85 cm long, with groups of yellow spines; rachis to 1 m long with 27-37, linear leaflets per side, these regularly arranged; cirri absent. Inflorescences to 1.8 m long, erect, not flagellate; bracts split, open and tattering at the apices; partial inflorescences branched (the females appearing unbranched); fruits globose-ellipsoid, to 1.2 cm long and 0.9 cm diameter, brown. Distribution and habitat. Southern Laos (Phou Lefkay Conservation Forest) in lowland deciduous forest at 200-300 m elevation. Flowering and fruiting. Flowers May; fruits February, May, June.

Description of Use

Uses. The fruits are eaten, the stems used as tool handles, and the leaves for thatching.

References / Citations

ຈັນສະໜອນ ພົງອຸດົມ, ສູນທອນ ເກດພັນ, ວີຈິດ ລຳໄຊ ແລະ ບັນຊາ ທຳມະວົງ. 2014. ບັນດາລະບົບ, ນິເວດວິທະຍາ ແລະ ການຈັດສັນຫວາຍຢູ່ ກຳປູເຈຍ, ລາວ ແລະ ຫວຽດນາມ. ອົງການກອງທຶນອະນຸລັກທຳມະຊາດໂລກປະຈຳລາວ.

Pterers C.M & Henderson, A. 2014. Systematic, Ecology and Management of Rattans in Cambodia, Laos and Vietnam. WW-Greater Mekong and The New York Botanical Garden.

Greijmans, M., Ketphanh, S., Lamxay, V., & Sengdala, K. 2007. Non-Timber Forest Products in the Lao PDR. A Manual of 100 Commercial and Traditional Producs. The National Agriculture and Forestry Research Institute. Vientiane, Lao PDR.

Dransfield, J. 1984. A note on the genus Zalacella (Palmae: Lepidocaryoideae). Kew bulletin 39: 797-798.

Henderson, A. 2009. Palms of Southern Asia: 1-197. Princeton university press, Princeton and Oxford.

Evans, T., Sengdala, K., Thammavong, B., Viengkham, O.V. & J. Dransfield. 2002. A Synopsis of the Rattans (Arecaceae: Calamoideae) of Laos and Neighbouring Parts of Indochina.