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Pleiospermium alatum
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Family:
RUTACEAE
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Citation: Pleiospermium alatum (Wall.ex Wight & Arn.) Swingle, J. Wash. Acad. Sci. 6: 427. 1916; K.N. Nair & M.P. Nayar in Hajra et al., Fl. India 4: 315. 1997; Sasidh., Fl. Chinnar WLS 57. 1999.
Limonia alata Wall. ex Wight & Arn., Prodr. 92. 1834; Hook. f., Fl. Brit. India 1: 508. 1875; Gamble, Fl. Pres. Madras 157(112). 1915.
Hesperethusa alata (Wall. ex Wight & Arn.) Alston in Trimen, Handb. Fl. Ceylon (Suppl.) 6: 38. 1931.
Naringi alata (Wall. ex Wight & Arn.) Ellis, Bull. Bot. Surv. India 22: 193. 1980.
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Malayalam Name(s):
Kurtham
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Tamil name(s):
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English name(s):
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Description:
Glabrous trees, armed with single axillary spines; bark grey, lenticellate. Leaves trifoliate, alternate, estipulate; rachis 10-39 mm, glabrous, winged, articulated; petiolule upto 2 mm; leaflets 2.5-6.5 x 1-3 cm, obovate or oblanceolate, base attenuate, apex broadly round and emarginate, margin entire, glabrous, punctate, coriaceous; lateral nerves 3-8 pairs, pinnate, archingly joined towards the margin, slender, slightly raised beneath, intercostae reticulate. Flowers small, bisexual, white, in axillary panicles; peduncles and pedicels pubescent; sepals 4 or 5, free, ovate, finely pubescent; petals 4 or 5, ovate-oblong, glandular-punctate, glabrous or shortly pubescent, white, imbricate; stamens 8 or 10, unequal, filaments linear, subulate, glabrous, anthers linear-oblong, sometimes apiculate; disc annular; ovary obovoid, smoothly glandular, glabrous, 4 or 5 locular; ovules 2 in each locule; stigma capitate. Fruit a berry, subglobose, like a small orange, pericarp rough, glandular pulp mucilaginous, aromatic; 1-2 seeded, seeds ovoid, flattened with a hard and smooth testa.
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Habit:
Tree
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Flowering & Fruiting:
February-May
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District(s):
Idukki
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Medicinal:
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Habitat:
Dry deciduous forests
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Distribution:
Indo-Malesia, China and Australia
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Aquatic:
No
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Epiphyte(s):
No
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Saprophyte:
No
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Stem parasite:
No
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Root parasite:
No
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Flower colour(s):
White
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Weed:
No
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Monocot/Dicot:
Dicotyledonous Plants
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Exotic:
No
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Garden:
No
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Edible:
No
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Vegetable:
No
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Endemic to:
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IUCN status:
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Altitude:
50-1250
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Localities:
Chinnar
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