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Dioscorea wallichii
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Family:
DIOSCOREACEAE
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Citation: Dioscorea wallichii Hook. f., Fl. Brit. India 6: 295. 1892; Gamble, Fl. Pres. Madras 1512(1056). 1928; Mohanan, Fl. Quilon Dist. 413. 1984; Ansari, Fl. Kasaragod Div. 387. 1985; Ramach. & V.J. Nair, Fl. Cannanore Dist. 475. 1988; Babu, Fl. Malappuram Dist. 809. 1990; Vajr., Fl. Palghat Dist. 509. 1990; M. Mohanan & Henry, Fl. Thiruvanthapuram 479. 1994; Subram., Fl. Thenmala Div. 388. 1995; Sasidh. et al., Bot. Stud. Med. Pl. Kerala 20. 1996; Sasidh. & Sivar., Fl. Pl. Thrissur For. 469. 1996; Sasidh., Fl. Shenduruny WLS 343. 1997; Sivar. & Mathew, Fl. Nilambur 726. 1997; Sasidh., Fl. Periyar Tiger Reserve 455. 1998; Sasidh., Fl. Parambikulam WLS 350. 2002; Mohanan & Sivad., Fl. Agasthyamala 719. 2002; Ratheesh Narayanan, Fl. Stud. Wayanad Dist. 874. 2009.
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Malayalam Name(s):
Kattukizhangu, Purakilangu, Narukizhangu, Vali, Vara-kilangu
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Tamil name(s):
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English name(s):
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Description:
Stem twining to the right, smooth or scarcely prickly towards the base. Leaves to 12 x 12 cm, orbicular, bluntly acuminate, widely cordate at base; nerves 12 pairs from the base, glabrous, intercostae parallel; petiole to 14 cm long. Spikes 7-10 cm long, 3-6 together at nodes on 30-40 cm long peduncle; bracts and bracteoles ovate, acuminate. Male tepals 1 x 1 mm, ovate, acute; stamens 6.
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Habit:
Climber
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Flowering & Fruiting:
October-November
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District(s):
Palakkad, Idukki, Kasaragode, Kollam, Malappuram, Kannur, Thiruvananthapuram, Thrissur, Wayanad
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Medicinal:
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Habitat:
Evergreen and moist deciduous forests
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Distribution:
India, Myanmar and Thailand
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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):
Green, Yellow
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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:
Yes
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Endemic to:
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IUCN status:
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Altitude:
500-800
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Localities:
Peechi, Kattalappara, Koruthode, Vengoli, Tolpetty, Aralam, Payyavur, Taliparamba, Pooyamkutty, Vazhikadavu, Nedumkayam, Vandalodu, Karamanayar region, Bonaccord
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