Casuarina equisetifolia   Linnaeus,  1759 (Plant)
Organism information awaits expert curation
Class: Equisetopsida

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Size: 6-35 (60) m tall.

With a finely branched crown. Crown shape initially conical but tends to flatten with age. Trunk straight, cylindrical, usually branchless for up to 10 m, up to 100 (max. 150) cm in diameter, occasionally with buttresses. Bark light greyish-brown, smooth on young trunks, rough, thick, furrowed and flaking into oblong pieces on older trees; inner bark reddish or deep dirty brown, astringent. The branchlets are deciduous, drooping, needlelike, terete but with prominent angular ribs, 23-38 cm x 0.5-1 mm, greyish-green, articles 5-8 mm long, glabrous to densely pubescent, dimorphic, either deciduous or persistent. Twigs deciduous, entirely green or green only at their tips. The minute, reduced, toothlike leaves are in whorls of 7-8 per node. Flowers unisexual; perianth absent, replaced by 2 bracteoles. Male flowers in a terminal, simple, elongated spike, 7-40 mm long, borne in whorls with 7-11.5 whorls/cm of spike, with a single stamen. Female inflorescence on a short lateral branchlet, cylindrical, cone-shaped or globose, 10-24 x 9-13 mm; bracteoles more acute, more or less protruding from the surface of the cone. Infructescence a woody, conelike structure. Fruit a grey or yellow-brown winged nut (samara). Seed solitary.

Synonym (s)

Common Name (s)
Economic Importance and Threats



• East Coast INDIA
• Tamil Nadu INDIA
• Andhra Pradesh INDIA
• Orissa INDIA
• West Bengal INDIA
• Kerala INDIA
• Andaman and Nicobar Islands INDIA

Literature Source(s)
  • Rodrigues, RS; Mascarenhas, A; Jagtap, TG (2011) An evaluation of flora from coastal sand dunes of India: Rationale for conservation and management Ocean & Coastal Management Elsevier B.V. 54(2) 181-188 Available at -
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • World Agroforestry Centre Available at -
  • Hawaiian Ecosystems at Risk project (HEAR) Available at -

Page last updated on:2011-03-22

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