Artocarpus heterophyllus Lam. - MORACEAE

Synonym : Artocarpus integrifolia L.

Vernacular names : Tamil: PilaMalayalam: Chakka; Pila; Pilavu; PlavuKannada: Alasu; Halasu

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Botanical descriptions Ecology Distribution Literatures

Botanical descriptions :

Habit : Evergreen trees up to 20 m tall.
Trunk & Bark : Trunk usually tubercled; bark blackish-grey, lenticels reddish-brown, irregularly flaky; blaze cream.
Branches and branchlets : Branchlets terete, glabrous.
Exudates : Latex white, profuse.
Leaves : Leaves simple, alternate, spiral; stipules oblong or lanceolate, to 5 x 1.8 cm, caducous, leaving annular scar; petiole 1-3 cm long, planoconvex, glabrous; lamina 9-23 x 5-12 cm, usually narrow obovate sometimes elliptic, apex shortly acuminate or obtuse, base cuneate, margin entire (or 3-lobed in saplings), coriaceous, dark green above, glabrous; midrib raised above; secondary_nerves 6-10 pairs, ascending; tertiary_nerves broadly horizontally percurrent.
Inflorescence / Flower : Flowers unisexual, in spikes enclosed by spathe-like bracts; male flowers in narrow cylindrical-oblong catkin on young branches; female flowers usually cauliflorus.
Fruit and Seed : Syncarp (sorosis), large, oblong, with short hard echinate processes.

Ecology :

Subcanopy trees in evergreen to semi-evergreen forests up to 1000 m; often cultivated.

Distribution :

Tropics; in the Western_Ghats- throughout.

Literatures :

Encycl. 3: 210. 1789; Gamble, Fl. Madras 3: 1369.1998 (re.ed); Sasidharan, Biodiversity documentation for Kerala- Flowering Plants, part 6: 437. 2004; Saldanha, Fl. Karnataka 1: 110.1984; Cook, Fl. Bombay 2: 657. 1902; Almeida, Fl. Maharashtra 4b:357.2003.

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