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  Alocasia macrorrhiza
  Family: ARACEAE
  Citation:  Alocasia macrorrhiza (L.) G. Don in Sweet, Hort. Brit. (ed. 3) 631. 1839, "macrorrhizon"; Hook. f., Fl. Brit. India 6: 526. 1893; Gamble, Fl. Pres. Madras 1582(1104). 1931; Manilal & Sivar., Fl. Calicut 306. 1982; Mohanan, Fl. Quilon Dist. 434. 1984; Sasidh., Fl. Periyar Tiger Reserve 471. 1998; Sunil & Sivadasan, Fl. Alappuzha Dist. 727. 2009; Ratheesh Narayanan, Fl. Stud. Wayanad Dist. 911. 2009. Arum macrorrhizon L., Sp. Pl. 965. 1753. Caladium macrorrhizon (L.) R.Br., Prodr. 336. 1810. Colocasia macrorrhizos (L.) Schott in H.W.Schott & S.L.Endlicher, Melet. Bot. 18. 1832. Arum indicum Lour., Fl. Cochinch. 2: 536. 1790. Alocasia indica (Lour.) Spach, Hist. Nat. Vég. 12: 47. 1846.
  Malayalam Name(s): Aanachembu, Aassamchembu, Chembu, Eezhachembu, Marenchembu, Pazhchembu
  Tamil name(s):
  English name(s):
  Description: Stout perennial herbs; stem horizontal or erect, 4-5 cm thick. Leaves several, to 48 x 33 cm; ovate, acute, proximal lobes rounded; nerves to 8 pairs, lowest pair bear the lateral nerves of the lobes, intercostae parallel, joining at the middle. Peduncle to 30 cm long, stout; spathe to 28 cm long, constricted at middle, yellowish green; spadix to 20 cm long, cylindrical, 1-1.5 cm thick, continuous. Male flowers in upper to 12 cm of the spadix; stamens 6, united into a hexagonal synandrium. Female flowers in basal 3 cm of the spadix; ovary 1-celled, ovules 3, basal. Neuter flowers flat, hexagonal.
  Habit: Herb
  Flowering & Fruiting: October-December
  District(s): All Districts
  Habitat: Grown as garden plant
  Distribution: Tropical Asia
  Aquatic: No
  Epiphyte(s): No
  Saprophyte: No
  Stem parasite: No
  Root parasite: No
  Flower colour(s): Yellow, Green
  Weed: No
  Monocot/Dicot: Monocotyledonous Plants
  Exotic: Yes
  Garden: Yes
  Edible: No
  Vegetable: No
  Endemic to:
  IUCN status:
  Localities: Koruthode
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