Plectocomia khasyana Griff., Calcutta J. Nat. Hist. 5: 98 (1845)

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Distribution

Map uses TDWG level 3 distributions (http://www.nhm.ac.uk/hosted_sites/tdwg/geogrphy.html)
Assampresent (World Checklist of Arecaceae)B

Biology And Ecology

Description

  • A high climbing rattan; stem robust, 18-25 m long. Leaves curate; leaflets broadly lanceolate or lanceolate-elliptic, tapering at both ends, green above, whitish beneath, 30-60 cm long, 8 mm broad at middle; midnerve conspicuous on lower side; marginal nerves ciHate. In male inflorescence flower branches 45 - 60 cm long, slender, densely bracteate; bracts 5 - 6 cm long, triangular-oblong, acute, greyish-tomentose outside, ciliate at margins, smooth at upper part. Male flowers 10-12 mm long, sessile,; calyx shallowly trigonous, at base with three 2 mm wide acuminate teeth; petals thick, lanceolate, acuminate; stamens with thick subulate filaments; anthers sagittate, acute, 3 mm long; pistillode sessile. Fruit 2.5 cm in diameter, distinctly beaked, covered with dark brown scales each with fimbriate points; seed globose, slightly depressed, 1.8 x 1.5 cm. (S.K. Basu, Rattans (canes) in India. A Monographic Revision. 1992)A

Materials Examined