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Brachiaria decumbens
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Family:
POACEAE/GRAMINEAE
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Citation: Brachiaria decumbens Stapf in Prain, Fl. Trop. Africa 9: 528. 1919; Sunil & Sivadasan, Fl. Alappuzha Dist. 823. 2009.
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Malayalam Name(s):
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Tamil name(s):
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English name(s):
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Description:
Perennials. Culms 35-150 cm long, decumbent or creeping and rooting at the lower nodes. Leaves 3-24 x 0.5-1.5 cm, oblong-linear or linear-lanceolate, base rounded, apex acuminate, densely pubescent on both surfaces; sheaths upto 18 cm long, densely pubescent. Racemes 1-7 in number, 3-9 cm long; rhachis flat, ribbon-like. Spikelets 4-5 mm long, broadly elliptic or ovate-elliptic, acute, densely pubescent. Lower glume 2-3 x 2-2.5 mm, ovate, base cordate, apex acute, 9-nerved. Upper glume 4-4.5 x 2.5-3 mm, ovate-elliptic, densely hairy without, 5-nerved. Lower floret male. Upper floret bisexual. First lemma 4-4.5 x 2.5-3 mm, ovate-elliptic, hairy without, 5-nerved. Palea c. 4 x 3 mm, elliptic-lanceolate, delicate, 2-keeled. Stamens 3; anthers 2-2.5 mm long, yellow. Second lemma 3.5-4 x 2-2.5 mm, elliptic-lanceolate, mucronate, crustaceous. Palea c. 3.5 x 2 mm, elliptic-lanceolate, crustaceous, 2-keeled. Stamens 3; anthers 2-2.5 mm long, yellow. Stigma c. 1.5 mm long, plumose, purple.
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Habit:
Herb
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Flowering & Fruiting:
November-March
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District(s):
Alappuzha
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Medicinal:
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Habitat:
Wasteplaces
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Distribution:
Tropical Africa; introduced as a fodder grass in India, Australia and elsewhere
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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):
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Weed:
No
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Monocot/Dicot:
Monocotyledonous Plants
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Exotic:
Yes
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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:
S.L. Puram
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