Botanical Survey of India | Flora of India

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Sloanea sigun (Blume) Schumann in Engler & Prantl, Nat. Pflanzenfam. 3, 6: 5. 1890. Echinocarpus sigun Blume, Bijdr. 56. 1825. E. murex Benth. in J. Linn. Soc. 5. Suppl. 2: 71. 1861; Masters in Fl. Brit. India 1: 399. 1874.


Trees, 20 - 25 m tall, sometimes buttressed; branches lenticellate, glabrous. Leaves crowded at tips of branchlets, 5 - 10 x 1.5 - 3.5 cm, oblong, oblong-lanceolate, oblong- elliptic or obovate, rounded or obtuse at base, acuminate or acute at apex, entire or subentire, glabrous, chartaceous, midrib raised on both surfaces; petioles 1.5 - 2.5 cm long, swollen at both ends, glabrous. Flower-buds ovoid; flowers creamy-white, 1.5 - 3 cm across, axillary, solitary; pedicels 2 - 3 cm long, puberulous. Sepals 4, 6 - 8 mm long. broadly ovate, acute, puberulous. Petals 4, 7 - 9 mm long, oblong, variously cut at apex, puberulous. Stamens many; filaments 2 - 3 mm long, hairy; anthers 2 - 3 mm long, oblong, with 2 - 3 mm long awns. Disc thick, broad, flattened, pitted. Ovary ovoid, 3 - 4-loculed, densely velvety; styles 5 - 9 mm long. Capsules 3.5 - 5.5 cm long, ovoid, yellowish, 3 - 4-loculed with 1- 4 seeds in each locule, 4 - 5-valved; valves woody, downy, covered with 8 - 12 mm long spines, spines; dilated at base. Seeds ovoid to oblongoid, black with red waxy aril.

Fl. April- July; Fr. Aug. - Oct.

Distrib. India: In moist evergreen forests between 1000 and 1500 m. Meghalaya.

Myanmar, Thailand, Malay Peninsula and Indonesia.




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