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Hygroryza aristata
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Family:
POACEAE/GRAMINEAE
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Citation: Hygroryza aristata (Retz.) Nees ex Wight & Arn., Edinb. New Phil. J. 15: 380. 1833; Hook. f., Fl. Brit. India 7: 95. 1896; Gamble, Fl. Pres. Madras 1846(1277). 1934; Mohanan, Fl. Quilon Dist. 473. 1984; Vajr., Fl. Palghat Dist. 578. 1990; Antony, Syst. Stud. Fl. Kottayam Dist. 455. 1989; Sreek. & V.J. Nair, Fl. Kerala Grasses 429. 1991; Joseph, Aquatic Angiosp. Malabar 471. 1991; M. Mohanan & Henry, Fl. Thiruvanthapuram 542. 1994; Sunil & Sivadasan, Fl. Alappuzha Dist. 855. 2009.
Pharus aristatus Retz., Obs. Bot. 5: 23. 1788.
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Malayalam Name(s):
Neervallippullu, Varinellu
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Tamil name(s):
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English name(s):
Bengal wild rice
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Description:
Annuals. Culms 10-45 cm long, floating; nodes bearded. Leaves 2.5-7.5 x 0.6-2 cm, ovate-oblong or lanceolate, base cordate, apex acute or obtuse, glaucous beneath; sheaths to 6 cm long, expanded, spongy, forming floats. Panicles 3.5-6 cm long, lax; pedicels with a red band below the middle. Spikelets 6-8 mm long, lanceolate, 1-flowered. Glumes wanting. Lemma 6-8 x 1-3 mm, lanceolate, acuminate, chartaceous, awned; awns 0.7-1.2 cm long, scabrid. Palea 6-8 x 1-2 mm, elliptic-lanceolate, keels scabrid or ciliate. Stamens 6. Grain oblong.
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Habit:
Herb
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Flowering & Fruiting:
October-February
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District(s):
Kottayam, Alappuzha, Kollam, Palakkad, Thrissur, Thiruvananthapuram, Kozhikkode, Kannur
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Medicinal:
Yes
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Habitat:
Wetlands
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Distribution:
India and Sri Lanka
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Aquatic:
Yes
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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):
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Weed:
No
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Monocot/Dicot:
Monocotyledonous 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:
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Localities:
Koratty, Olavakkot, Ponmudi, Pulimath, near Quilon, Champakulam, Purakkad
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