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Cyperus sphacelatus
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Family:
CYPERACEAE
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Citation: Cyperus sphacelatus Rottb., Descr. Icon. Rar. Pl. 26. 1773; Sunil & Sivadasan, Fl. Alappuzha Dist. 761. 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:
Erect annual herbs with brownish roots; culms tufted or solitary, 23-60 cm tall, triquetrous. Leaves few, 5-18 x 0.2 - 0.4 cm, linear, gradually accuminate, scabrid on upper margins; sheaths 2-7 cm long, pale straw-coloured. Inflorescence simple to compound, 6-17 cm across; primary rays 3-8, unequal, upto 10 cm long; leafy bracts 3-5, the longest upto 20 cm long. Spikelets 8-20 x 1.5-2 mm, linear-lanceolate, acute, flattened, straw-coloured with purple-brown flanks. Glumes 2-2.5 x 1.5-2 mm, elliptic to ovate, subacute, mucronate, straw-coloured with purple-brown stain on both sides of keel, keel greenish. Stamens 3. Style c. 1.5 mm long. Nut 1-1.5 x 0.5-1 mm, obovate, triquetrous with concave sides, brown.
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Habit:
Herb
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Flowering & Fruiting:
November-February
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District(s):
Alappuzha, Kannur
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Medicinal:
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Habitat:
Waste lands
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Distribution:
Tropical America and Tropical Africa; introduced to Sri Lanka, Malesia and queensland
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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:
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:
Thrikkunnapuzha
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