Dipterocarpus bourdilloni Brandis - DIPTEROCARPACEAE

Vernacular names : Tamil: Karanjili  Malayalam: Carattannili, Charattaanjili, Charantanjili, Karannili, Karanjili

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Botanical descriptions Ecology Distribution Literatures

Botanical descriptions :

Habit : Tall trees, up to 50 m tall.
Branches and Branchlets : Branchlets terete, densely yellowish tomentose with annular scar formed by fallen stipules.
Leaves : Leaves simple, alternate, spiral; stipules ovate-lanceolate, densely yellowish hirsute, glabrous within, 1.8 cm long, caducous; petiole to 4.5 cm long, stellate tomentose; lamina 20.5 x 15 cm, broadly-elliptic to ovate, apex shortly acuminate, base rounded or subcordate, margin entire or crenate, glabrous above, stellate pubescent beneath, coriaceous; midrib slightly raised above; secondary_nerves 13-16 pairs, strong, nearly parallel, abruptly curved at margin; tertiary_nerves percurrent, nearly parallel, oblique to midrib.
Inflorescence / Flower : Inflorescence racemes; flowers white.
Fruit and Seed : Nut, to 2.5 cm across, enclosed in 5 winged fruiting_calyx tube; calyx_lobes_accrescent, 2 larger and 3 shorter, reticulate; seeds 1-2.

Ecology :

Emergent trees in low elevation wet evergreen forests up to 600 m.

Distribution :

Endemic to the Western_Ghats- frequent between Shencottah Pass and southern rim of Palghat gap in South Sahyadri; disjunctly distributed in the north of Palghat gap in Palakkad hills, Nilambur ghats and Pushpagiri (Coorg Region).

Literatures :

Hooker, Icon. Pl. 5 (1): 2403. 1895; Gamble, Fl. Madras 1: 81. 1997 (re. ed); Sasidharan, Biodiversity documentation for Kerala- Flowering Plants, part 6: 44. 2004.

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