Korthalsia rogersii Becc., Ann. Roy. Bot. Gard. (Calcutta) 12(2): 131 (1918)

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Content

Distribution

Map uses TDWG level 3 distributions (https://github.com/tdwg/wgsrpd)
Andaman Is. present (World Checklist of Arecaceae)B
Distributed in Radhanagar and Diglipur in North Andamans and Havlock island in South Andamans. (Map. 10) (Renuka, C. 1995: A Manual of the Rattans of Andaman and Nicobar Islands)A

Discussion

  • During recent survey the inflorescence and fruits could not be collected. The description of reproductive parts is basedon Basu (1992). (Renuka, C. 1995: A Manual of the Rattans of Andaman and Nicobar Islands)A

Biology And Ecology

  • Not known (Renuka, C. 1995: A Manual of the Rattans of Andaman and Nicobar Islands)A

Uses

  • Not much used. (Renuka, C. 1995: A Manual of the Rattans of Andaman and Nicobar Islands)A

Description

  • Clustering.very small diameter rattan. Stem 20 m long or more, with sheaths 0.7 cm in diameter,without sheaths 0.4 cm. Leaf upto 1 m long, cirrate; sheath light green, sparingly armed with spines; spines 1 cm long; knee absent; ocrea prominent, fibrous; petioles 15 cm long, margins armed below with 2 rows of recurved spines to 0.4 cm long; cirrus armed below with whorls of recurved spines to 0.3 cm long; leaflets 13 x 6.5 cm, equidistant, cuneate-rhomboid, irregularly toothed, dark green above and pale below, narrowed to a short petiole. Inflorescence 15 cm long; primary sheath tubular, unarmed; secondary sheaths obliquely truncate; rachillae 3-5 cm long. Fruits obovoid, turbinate ca. 1.8 x 1.5 cm; scales light yellow with reddish brown margin, channelled in the middle. (Renuka, C. 1995: A Manual of the Rattans of Andaman and Nicobar Islands)A

Materials Examined

  • Diglipur, North Andaman, 27.4.92, Vijayakumaran 6638 (KFRI). (Renuka, C. 1995: A Manual of the Rattans of Andaman and Nicobar Islands)A

Bibliography

    A. Renuka, C. 1995: A Manual of the Rattans of Andaman and Nicobar Islands
    B. World Checklist of Arecaceae