Intsia bijuga   (Colebr.) O. Kuntze  (Plant)
Organism information awaits expert curation
Class: Magnoliopsida

Trees, 10-20 m tall, 30-60 cm in diameter, stems somewhat curved, devoid of branches up to cetain height; bark smooth, whitish-grey. Leaves mostly bijugate, leaflets someĀ­times up to 2-6, each 8-13 x 4-9 cm, ovate-elliptic, inequilateral, subacute or retuse at apex, obliquely rounded at base. Flowers in terminal corymbs, 3-4 cm across deep purple with a single clawed petal; stamens 3; ovary with sub-truncate stigma. Pods 15-20 X 4-5 cm, obliquely oblong, woody, flattened, septate between the seeds. Seeds 3-8, orbicular, compressed with reddish-brown aril.

Flowering and fruiting from October-March, February-August (Orissa)

The tree can be identified by its bijugate leaves, single petal-lobe and flat woody pods.

Synonym (s)

Common Name (s)
• Mahasita (Bengali)
• Hinga (Bengali)
• Somdal (Bengali)
• Maasitha
• Somdal
Economic Importance and Threats
Importance:  Commercial
(The wood is hard and used for house building.)

Habitat:  Coastal
Trophic Level:  Producer
IUCN Status:  Vulnerable


• West Bengal, Sundarbans INDIA
• Orissa, Mahanadi INDIA
• Andaman and Nicobar Islands, Andaman Islands INDIA
• West Bengal INDIA
• Orissa INDIA
• Andaman and Nicobar Islands INDIA
• Orissa, Mahanadi Delta INDIA
• Orissa, Bhitarkanika INDIA
• Orissa, Dangmal INDIA

Literature Source(s)
  • Banerjee, LK; Sastry, RK and Nayar MP (1989) Mangroves in India: Identification manual Botanical survey of India, Calcutta, India Available at - NIO, Goa
  • (2003) IUCN Red list of threatened species Available at -
  • Rajendra N and Sanjeevi SB (2004) Flowering plants and fern in mangrove ecosystems of India: An identification manual ENVIS centre, Annamalai University, Parangipettai, Tamil Nadu, India. 110 Available at - NIO, Goa
  • Kumar, VS (2005) An overview of mangroves in Andamans and its significance in maintenance of natural ecosystem Proceedings of the National Seminar on Reef Ecosystem Remediation SDMRI Special Research Publication No.9 200-212 Available at -
  • Banerjee, LK and Roa, TA (2001) Flora of the Mahanadi Delta, Orissa Botanical Survey of India 1-307 Available at - NIO,Goa
  • Upadhyay, VP; Mishra, PK and Sahu, JR (2008) Distribution of mangrove species within Bhitarkanika national park in Orissa, India Trees for Life Journal Available at -

Page last updated on:2011-12-27

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