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  Oldenlandia pumila
 
  Family: RUBIACEAE
  Citation:  Oldenlandia pumila (L.f.) DC., Prodr. 4: 425. 1830. Hedyotis pumila L.f., Suppl. Pl. 119. 1781; Ramach. & V.J. Nair, Fl. Cannanore Dist. 218. 1988; M. Mohanan & Henry, Fl. Thiruvanthapuram 231. 1994; Dutta & Deb, Taxonomic Revision Hedyotis 141. 2004. Oldenlandia crystallina Roxb., Fl. Ind. 1: 443. 1820; Hook. f., Fl. Brit. India 3: 65. 1880; Gamble, Fl. Pres. Madras 601(424). 1921. Oldenlandia maheshwarii Rangaswami et al., Journ. Bombay Nat. Hist. Soc. 64: 390. 1967.
  Malayalam Name(s):
  Tamil name(s):
  English name(s):
  Description: Annual or perennial herbs, from long and woody root stock, usually branched near the base, branches diffuse procumbent to prostrate; stem acutely angular, minutely dentate on the ribs. Leaves opposite, subsessile, 0.7-1.8 x 0.1-0.6 cm, elliptic or elliptic-lanceolate, acute, narrowed at base to petiole, membranous, scabrid above along margin and midrib below, often crystalline dots present in the lower surface; stipules 2-3 mm x 0.5-2 mm with 2-5 bristles. Flowers axillary, opposite or alternate, solitary or in 2-flowered cymes; peduncle 0.7-1 cm long; pedicel 1-1.5 cm long, distinctly ribbed, denticulate along ribs. Hypanthium ovoid, 0.3-1 mm long; calyx limb very short; lobes 4, rarely 5, 0.5-0.6 mm long ovate-lanceolate or triangular, acute, dentate at margin. Corolla about 2 mm long, white; tube 1.2-1.3 mm long, pubescent at throat; lobes 4, 0.5-0.8 x 0.5-0.6 mm, ovate, acute, incurved at apex. Stamens 4, included; filament very short, 0.2-0.3 mm long, adnate to sinus of corolla lobes; anthers 0.3-0.4 cm long, oblong. Ovary 0.3-0.7 mm long; ovules many on submedian oblong placenta, style exserted, 1-1.3 mm long; stigma bilobed, fleshy, 0.3-0.5 mm long, tufted hairy. Capsule ellipsoid or oblong-ovoid, 2-3 x 2.5-3 mm, didymous distinctly ribbed, glabrous; seeds 30-40, 0.7 x 0.1 mm, angular; exotesta strongly reticulate, brownish.
  Habit: Herb
  Flowering & Fruiting: April-May
  District(s): Kannur, Thiruvananthapuram
  Medicinal:
  Habitat: Wastelands
  Distribution: Indo-Malesia
  Aquatic: No
  Epiphyte(s): No
  Saprophyte: No
  Stem parasite: No
  Root parasite: No
  Flower colour(s):
  Weed: No
  Monocot/Dicot: Dicotyledonous Plants
  Exotic: No
  Garden: No
  Edible: No
  Vegetable: No
  Endemic to:
  IUCN status:
  Altitude:
  Localities: Panoth
   
 
   
 
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