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  Ricinus communis
 
  Family: EUPHORBIACEAE
  Citation:  Ricinus communis L., Sp. Pl. 1007. 1753; Hook. f., Fl. Brit. India 5: 457. 1887; Gamble, Fl. Pres. Madras 1335(933). 1925; Manilal & Sivar., Fl. Calicut 258. 1982; Mohanan, Fl. Quilon Dist. 372. 1984; Manilal, Fl. Silent Valley 254. 1988; Ramach. & V.J. Nair, Fl. Cannanore Dist. 426. 1988; Antony, Syst. Stud. Fl. Kottayam Dist. 368. 1989; Babu, Fl. Malappuram Dist. 736. 1990; Vajr., Fl. Palghat Dist. 440. 1990; M. Mohanan & Henry, Fl. Thiruvanthapuram 425. 1994; Subram., Fl. Thenmala Div. 346. 1995; Swarup. et al., Shola For. Kerala 49. 1998; Sivar. & Mathew, Fl. Nilambur 641. 1997; Sasidh., Fl. Periyar Tiger Reserve 380. 1998; Sasidh., Fl. Chinnar WLS 289. 1999; Sasidh., Fl. Parambikulam WLS 298. 2002; Anil Kumar et al., Fl. Pathanamthitta 455. 2005; N.P.Balakr. & Chakrab., Fam. Euphorbiaceae India 154. 2007; Sunil & Sivadasan, Fl. Alappuzha Dist. 650. 2009; Ratheesh Narayanan, Fl. Stud. Wayanad Dist. 753. 2009.
  Malayalam Name(s): Amandam, Aavannakku, Chittavanakku, Erandam, Gandharvahastakam, Kottamaram
  Tamil name(s):
  English name(s): Castor oil plant, Castorbean, Krapata, Palma christi, Ricin
  Description: Monoecious, branched glaucous shrubs. Leaves alternate, palmately 6-8-lobed, peltate, to 20 x 24 cm; lobes 9-15 x 3-6 cm, lanceolate, margin coarsely serrate, apex acuminate; petiole to 18 cm long. Flowers in terminal paniculate racemes, pale yellow; male flowers below, female ones above. Male flowers: perianth cupular, 3-5-lobed, c. 4 mm long, lanceolate; stamens many, filaments connate, repeatedly branched. Female flowers: tepals 5, subequal, c. 5 mm long, lanceolate; ovary globose, 3-locular, echinate; ovule 1-per locule; styles 3, papillose. Capsule 1.6-2 cm across, 3-lobed, prickly. Seeds oblong, smooth, marbled, carunculate.
  Habit: Shrub
  Flowering & Fruiting: May-June
  District(s): All Districts
  Medicinal: Yes
  Habitat: Cultivated, also runs wild
  Distribution: Native of Tropical Africa; now cultivated throughout tropics
  Aquatic: No
  Epiphyte(s): No
  Saprophyte: No
  Stem parasite: No
  Root parasite: No
  Flower colour(s): Creamy, Yellow
  Weed: No
  Monocot/Dicot: Dicotyledonous Plants
  Exotic: Yes
  Garden: No
  Edible: No
  Vegetable: No
  Endemic to:
  IUCN status:
  Altitude:
  Localities: Peechi, Chinnar, Thekkady, Rockpoint, Panthenthode border, Pandalam, Begur, Nellikuth, Kulathupuzha, Chennithala
   
 
   
 
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