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  Ageratina adenophora
 
  Family: ASTERACEAE/COMPOSITAE
  Citation:  Ageratina adenophora (Spreng.) King & Robins., Phytologia 19: 211. 1970; Manilal, Fl. Silent Valley 146. 1988; Sasidh. et al., Bot. Stud. Med. Pl. Kerala 21, 35; Sasidh. & Sivar., Fl. Pl. Thrissur For. 244. 1996; Swarup. et al., Shola For. Kerala 37. 1998; Sivar. & Mathew, Fl. Nilambur 358. 1997; Sasidh., Fl. Periyar Tiger Reserve 193. 1998; Sasidh., Fl. Chinnar WLS 161. 1999; Pradeep, Fl. Vellarimala 85. 2000; Sasidh., Fl. Parambikulam WLS 165. 2002; Anil Kumar et al., Fl. Pathanamthitta 274. 2005; Ratheesh Narayanan, Fl. Stud. Wayanad Dist. 457. 2009. Eupatorium adenophorum Spreng., Syst. Veg. 3: 420. 1826; Uniyal in Hajra et al., Fl. India 12: 350. 1995. Eupatorium glandulosum Kunth, Nov. Gen. Sp. 4: 122, t. 346. 1820, non Michx. 1803.
  Malayalam Name(s): Neelagiri, Thravada
  Tamil name(s):
  English name(s): Sticky snakeroot, Crofton weed
  Description: Subshrubs, glandular hairy, stem violet-blue. Leaves simple, opposite, 5-8 x 2-4 cm, ovate, apex acute, serrate; petiole 2 cm long. Heads 7 mm across, 5 mm long, packed, in terminal corymbose panicle; bracts 3-seriate, 4 x 1 mm, lanceolate, strongly 3-ribbed. Outer florets bisexual. Corolla white, 5-lobed, hispid. Inner florets female. Achenes 2 mm long, curved, ellipsoid, 5-angled, brown, smooth; pappus 5-10, 4 mm long, white, barbed.
  Habit: Shrub
  Flowering & Fruiting: February-June
  District(s): Palakkad, Kozhikkode, Idukki, Pathanamthitta, Malappuram, Thrissur, Wayanad, Kannur, Kollam
  Medicinal: Yes
  Habitat: Degraded forest areas
  Distribution: Originally from South America
  Aquatic: No
  Epiphyte(s): No
  Saprophyte: No
  Stem parasite: No
  Root parasite: No
  Flower colour(s): White
  Weed: Yes
  Monocot/Dicot: Dicotyledonous Plants
  Exotic: Yes
  Garden: No
  Edible: No
  Vegetable: No
  Endemic to:
  IUCN status:
  Altitude: -1900
  Localities: Sholayar, Ichampetty, Vellimala, Karimala, Kakki hills, Walakkad, Lock-hert gap, Karuvarakundu, Vellarimala
   
 
   
 
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