Tectona grandis L.f.

 
  • Family : VERBENACEAE
    (Verbena Or Vervain Family)
  • Family (Hindi name) : SAGVAN FAMILY (सागवान फैमिली)
  • Family (as per The APG System III) : Lamiaceae
  • Species Name (as per The IPNI) : Tectona grandis L.f.
  • Common name : Teak wood tree, Indian Oak
  • Vernacular name :
    • Sagvaan (Hindi)
    • Saguvani mara, Thega mara (Kannada)
    • Thaekku, Thanagaamaram (Tamil)
    • Shaka (Sanskrit)
    • Sag, Sagwan (Marathi)
    • Teku (Telugu)
    • Thekku (Malayalam)
  • Habit : Tree
  • Habitat : Tropical moist deciduous forests, also raised in plantations
  • Comments / notes : Planted for its valuable wood, known commercially as Teak.
  • Key identification features : A tall straight deciduous tree. Young branches are square and deeply channelled. Leaves are large, in opposite pairs with variable shapes and rough-textured. Flowers are small (less than 0.5 cm.), white, sweet-scented and borne on highly branched inflorescences. Fruit is hard and enveloped by bladder-like calyx. Bark is grey, closely furrowed, furrows parallel.
  • Flower, Fruit : April-September
  • Distribution :
    • Andhra Pradesh : Srikakulam district, Vishakapatnam district, Vizianagaram district, East Godavari district, West Godavari district, Krishna district, Guntur district, Prakasam district, Kurnool district, Nellore district, Kadapa district, Anantapur district, Chittoor district
    • Telangana : Nalgonda district, Mehboobnagar district, Khammam district
    • Kerala : All districts of Kerala
    • Maharashtra : All districts of Maharashtra (Planted)
    • Tamil Nadu : Alagar Hills (Madurai district), Kolli Hills (Namakkal district), Shevaroy Hills, Kalrayan Hills, Bodamalai Hills (Salem district), Pachamalai Hills (Tiruchirapalli district), Chitteri Hills, Yelagiri Hills (Vellore district), Sirumalai Hills (Dindigul district), Piranmalai Hills (Sivaganga district), Theerthamalai Hills, Dharmapuri Hills (Dharmapuri district), Gingee Hill (Villipuram district), Javadu Hills (Tiruvannamalai district)
  • Native : Bangladesh, Cambodia, India, Laos, Myanmar, Thailand, Vietnam
  • Exotic/Native : Native
  • World Distribution : Bangladesh, Cambodia, India, Laos, Myanmar, Thailand, Vietnam
  • Conservation Status : Not Evaluated (NE)
  • Literature :
    • Parthsarathy, N & Pragasan , A L 2009. Check List 5(3):542-569
    • Matthew, K.M., The Flora of Tamil Nadu Carnatic, Vol.3 (1). Diocesan Press, Madras. 1983
    • Sasidharan, N. 2011. Flowering plants of Kerala. DVD, V 2, KFRI.
  • Read more :
  • Citation : Sankara Rao, K., Deepak Kumar (2024). India Flora Online. http://indiafloraonline-ces.iisc.ac.in/plants.php?name=Tectona grandis. Downloaded on 20 May 2024.

Botanical Description

Herbarium Specimen(s)

Line Drawings

Field Image(s)

Habitat

India Distribution

World Distribution

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