Calamus rotang L., Sp. Pl. : 325 (1753)

Primary tabs

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Distribution

Map uses TDWG level 3 distributions (http://www.nhm.ac.uk/hosted_sites/tdwg/geogrphy.html)
India present (World Checklist of Arecaceae)B
Myanmar present (World Checklist of Arecaceae)B
Sri Lanka present (World Checklist of Arecaceae)B
INDIA (Andhra Pradesh, Tamil Nadu, Kerala), SRI LANKA. (S.K. Basu, Rattans (canes) in India. A Monographic Revision. 1992)A

Biology And Ecology

  • Common in coastal fresh water swamp forests, frequent along fresh water streams of lower hill valleys. (S.K. Basu, Rattans (canes) in India. A Monographic Revision. 1992)A

Common Name

  • Perambu, Betambu. Bettapu. (S.K. Basu, Rattans (canes) in India. A Monographic Revision. 1992)A

Uses

  • Cane is used for making rough baskets for plucking tea leaves and for carrying building materials. Split canes are largely used for making bags, 'jhapi', a kind of small bucket used in villages for measuring grain, and for making chair bottoms. The young leaves are also eaten as a vegetable by tribal people. (S.K. Basu, Rattans (canes) in India. A Monographic Revision. 1992)A

Description

  • A slender thicket forming climber; stem with leafsheath 8-16 mm in diameter; internodes to 40 cm or more long. Leaves ecirrate, to 80 cm long; leafsheath with distinct knee, armed with more or less scattered, broad-based 1 cm long yellowish spines; each pointing down-wards; flagellum slender, about 2 m long; petiole absent; leaflets numerous, equidistant or sub-equidisitant, linear to lanceolate, 1-nerved, 10 -15 cm long, 1.5 cm broad at middle; midnerve with 2 hooks on upper side and uniformly spinulose below; uppermost leaflets smallest. Male inflorescence flagelliform; axial part strongly aculeate; rachillae scorpioid, 12 - 35 cm long, with 5-12 approximate male flowers on each side of the rachilla; in male flowers corolla deeply divided into 3 segments. Female inflorescence flagelliform; partial inflorescences 15 - 20 cm long with 5-8 rachillae on each side; each arch-like with divaricate neuter flower. Fruit globose, apiculate, 1.3 -1.5 cm long, 1.2 cm broad at middle; fruit scales in 21 longitudinal series, faintly channelled at middle; seed flattened, 8 mm in diameter. (S.K. Basu, Rattans (canes) in India. A Monographic Revision. 1992)A

Cultivation

  • Cultivated in the Indian Botanic Garden, Howrah. It is also cultivated in trial plots of the Kerala Forest Research Institute, Peechi, Kerala. (S.K. Basu, Rattans (canes) in India. A Monographic Revision. 1992)A

Bibliography

    A. S.K. Basu, Rattans (canes) in India. A Monographic Revision. 1992
    B. World Checklist of Arecaceae