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Cyperus tenuispica
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Family:
CYPERACEAE
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Citation: Cyperus tenuispica Steud., Syn. Pl. Glum. 2: 11. 1855; Gamble, Fl. Pres. Madras 1640(1139). 1931; Manilal & Sivar., Fl. Calicut 318. 1982; Mohanan, Fl. Quilon Dist. 445. 1984; Ansari, Fl. Kasaragod Div. 425. 1985; Ramach. & V.J. Nair, Fl. Cannanore Dist. 512. 1988; Vajr., Fl. Palghat Dist. 548. 1990; Rejani, Cyperac. Kerala 185. 1991; Joseph, Aquatic Angiosp. Malabar 340. 1991; M. Mohanan & Henry, Fl. Thiruvanthapuram 511. 1994; Sasidh., Fl. Shenduruny WLS 365. 1997; Sivar. & Mathew, Fl. Nilambur 778. 1997; Sasidh., Fl. Periyar Tiger Reserve 489. 1998; Sasidh., Fl. Chinnar WLS 328. 1999; Sunil & Sivadasan, Fl. Alappuzha Dist. 763. 2009; Mohanan & Sivad., Fl. Agasthyamala 776. 2002; Anil Kumar et al., Fl. Pathanamthitta 538. 2005; Ratheesh Narayanan, Fl. Stud. Wayanad Dist. 927. 2009.
Cyperus flavidus Clarke, J. Linn. Soc. Bot. 21: 22. 1884 & in Hook. f., Fl. Brit. India 6: 600. 1893, non Retz. 1789.
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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, tufted, non-rhizomatous annual herbs; roots reddish-purple; culms 12-32 cm tall, triquetrous. Leaves few, basal, 5-20 x 0.2-0.3 cm, linear, flat, gradually acuminate, scabrid on upper margins; sheaths upto 5 cm long, reddish-brown. Inflorescence compound to decompound 5-12 cm long and as wide; leafy bracts 1-3, the longest upto 12 cm long; primary rays 5-12. Spikelets digitate in clusters of 3-9, 3-7 x 1-1.5 mm, linear-oblong, flattened. Glumes 0.5-1 x 0.5 mm, ovate-oblong, obtuse, mucronate, straw-coloured. Stamens 1 or 2. Stigmas 3. Nut upto 0.5 mm long, obovate, trigonous, white, minutely tuberculate.
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Habit:
Herb
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Flowering & Fruiting:
Throughout the year
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District(s):
All Districts
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Medicinal:
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Habitat:
Along streams, paddy fields and marshy areas
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Distribution:
Tropical and Subtropical Africa and Asia
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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:
Yes
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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:
250-500
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Localities:
Choodal, Kuttar, Pamba, Tiruvalla, Pappinisseri, Parappa, Kannoth, Pazhassi, Kakadavu, Kanjikuzhi, Chempankolli, Canoli, Karimpuzha, Thekara-Mannarghat, Peppara
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