Haryana Forest Flora
A Comprehensive Database of Ligneous Plants of Haryana (India)
Designed & Developed by Bioinformatics Centre,Forest Research Institute, Dehradun
| Family: Verbenaceae | Genus: Tectona | Species: Tectona grandis Linn.( सागवान, सागौन ) |
Habit |
Leaf |
Flower |
Fruit |
Bark |
|
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| Synonym | Tectona theca Lour., Theka grandis (L.f.) Lam. | Flower Color | White |
| Common Name | Indian-Oak, Sagun, Sagwanin | Flower Type | Panicle |
| English / Trade Name | Dian-Oak, Teak | Flowering Period | July-Sept |
| Vernacular /Local Name | Sagwan | Fruiting Period | Oct-Dec |
| Altitude | Above 600m | Fruit Type | Drupe |
| Habit | Tree | Fruit Details | Fruit a drupe, 1.5-2 cm across, globose, brown, densely floccose hairy, covered by the inflated calyx, epicarp spongy, endocarp stony; seeds 1-4, oblong |
| Habitat | It occurs naturally in various types of tropical deciduous forests. | Bark Type | Rugged |
| Distribution | India, Indonesia, Laos, Myanmar, Thailand | Bark Details | Bark 10-20 mm thick, yellowish-brown, rough, shallowly vertically fissured, fibrous; blaze pale yellowish |
| Distribution in Haryana | Ambala, Jhajjar, Jind, Karnal, Kurukshetra, Panipat, Rohtak, Yamuna Nagar | Origin | Native |
| Leaf Type | Simple | ||
| Leaf Arrangement | Opposite (leaves in pairs along stem) | ||
| Leaf Shape | Ovate | ||
| Description of Species | Deciduous trees, to 30 m high, bark 10-20 mm thick, yellowish-brown, rough, shallowly vertically fissured, fibrous; blaze pale yellowish concentrically lamellate; bole often fluted at base; branchlets 5-10 mm thick, 4-angled, puberulous. Leaves simple, opposite, estipulate; petiole 10-50 mm long, stout, tomentose; lamina 30-60 × 15-30 cm, ovate, obovate, base attenuate, apex acute or obtuse, margin entire, wavy, glabrous above and pubescent below with minute red glands, coriaceous; lateral nerves 8-10 pairs, pinnate, prominent, raised beneath, puberulent beneath; intercostae scalariform, prominent. Flowers bisexual, white, 7 mm across, in terminal cymose panicles, 10-30 cm across, puberulus; calyx 5 mm long, campanulate, lobes 5-6, subequal, ovate, tomentose; corolla 6 mm long, lobes 5-6, oblong, spreading; stamens 5-6, equal, erect, inserted at the throat, exserted; filaments 3 mm; anthers oblong; ovary globose, superior, densely hairy, 4-celled, 1 ovule in each cell; style slender, 4 mm; stigma linearly bifid. Fruit a drupe, 1.5-2 cm across, globose, brown, densely floccose hairy, covered by the inflated calyx, epicarp spongy, endocarp stony; seeds 1-4, oblong. | Leaf Details | Leaves simple, opposite, estipulate; petiole 10-50 mm long, stout, tomentose; lamina 30-60 × 15-30 cm, ovate, obovate, base attenuate, apex acute or obtuse |
