Botanical Survey of India | Flora of India

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Abroma augusta (L.) L.f., Suppl. Pl. 341.1781, 'Ambroma'; Masters in Fl. Brit. India 1: 375.1874. Theobroma augusta L., Syst. Nat. ed.12: 233.1770.

Asm.: Bon-kapahi, Gorukia-korai; Beng. & Hindi: Ulatkambal; Kh.: Dieng- tyrkhhum,' Eng.: Devil's cotton.

Large shrubs or small trees, 2 - 4 m tall; branches downy. Leaves 10 - 20 (- 30) x 5 -15 (- 25) cm; ovate-lanceolate, ovate-oblong, cordate at base, acute or acuminate at apex, repand-denticulate, glabrescent above, tomentose beneath; petioles 1.5 - 2.5 cm long; stipules linear, as long as the petioles, deciduous. Flowers few in leaf-opposed, subterminal or axillary peduncled cymes, 5 cm in diarn. Sepals ca 2 x 0.6 cm, lanceolate, connate at base, persistent. Petals ca 2.8 x 1.2 cm with hooded ca 5 mm long claw and spoon-shaped lamina, claws hairy outside. Stamens 3 in each group in the. sinus; staminodes ca 2 x 1 mm, hairy, emarginate. Ovary 2.5 - 3 x 2 mm, oblong, 5-lobed, sessile; styles ca 2 mm long. Capsules 3.5 - 4 cm long, obpyramidal, membranous, 5-angled, truncate at apex, septicidally 5-valved, valves villous at the edge. Seeds many, ca 3 x 2 mm, obovate.

Fl. June - Sept.; Fr. June - Feb.

Distrib. India: In eastern parts and Uttar Pradesh.

Nepal, Bhutan to China, Malesia and Micronesia.


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