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  Calamus shendurunii
  Citation:  Calamus shendurunii Anto, Renuka & Sreek., Rheedea 11: 37. 2001.
  Malayalam Name(s):
  Tamil name(s):
  English name(s):
  Description: Clustering, medium sized rattans stem reaching to 20 m, with sheaths up to 2 cm diameter, without sheaths up to 1.5 cm diameter, internodes up to 25 cm long. leavesecirrate, to 1 m long; sheath dark green, shining, spiny; spines very few, 1-4, scattered, with bulbous base, tip black, 1 cm long; knee conspicuous, devoid of spines; flagellum up to 2 m long; petiole ca. 25 cm long, armed on the dorsal side; rachis channeled on the dorsal side, ridges spiny, armed on the ventral side with recurved spines; spines 1 cm long, sturdy, bulbous based; leaflets long acuminate, regular, 35 x 3 cm; mid vein setose ventrally, setae up to 1 cm long, lateral and mid veins setose dorsally towards the tip, setae up to 0.5 cm long, apical leaflets basally united. Inflorescence flagellate, 2 m long, partial inflorescence 3-4, up to 20 cm long, slender; primary sheaths closely sheathing, mouth of the sheath with bristles, secondary sheath sparingly spiny; rachillae to 5 cm long. Fruit globose or obpyriform, 1 x 1.8 cm, stalk to 2 mm long, the pedicel of the neuter flower persistent, represented by a small projecting tubercle, scales in 25 vertical rows, pale green, without any border, shiny, shallowly channelled along the middle; endosperm ruminate.
  Habit: Climber
  Flowering & Fruiting: Throughout the year
  District(s): Kollam
  Habitat: Evergreen forests
  Distribution: Southern Western Ghats (Kerala)
  Aquatic: No
  Epiphyte(s): No
  Saprophyte: No
  Stem parasite: No
  Root parasite: No
  Flower colour(s): Creamy, Yellow
  Weed: No
  Monocot/Dicot: Monocotyledonous Plants
  Exotic: No
  Garden: No
  Edible: No
  Vegetable: No
  Endemic to: Kerala
  IUCN status:
  Altitude: -300
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