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  Acacia polyacantha
  Family: FABACEAE/LEGUMINOSAE (Subfam.: Mimosoideae)
  Citation:  Acacia polyacantha Willd., Sp. Pl. 4: 1079. 1806. Mimosa suma Roxb., Fl. Ind. 2: 563. 1832. Acacia suma (Roxb.) Buch.-Ham. ex J. Voigt, Hort. Subsurb. Calc. 260. 1845; Hook. f., Fl. Brit. India 2: 294. 1878; Gamble, Fl. Pres. Madras 427(303). 1919.
  Malayalam Name(s): Venkaringali, Somarayatholi
  Tamil name(s):
  English name(s): White cutch tree, White catechu
  Description: Trees, to 15 m high, bark yellowish-grey, peels off in thin papery flakes; blaze pink red; branchlets yellow-pubescent; stipular spines infra-axillary, 8-10 mm long, paired, straight or hooked, occasionally lacking on flowering branches. Leaves paripinnate, alternate; rachis 4-20 cm long, slender, pubescent, softly prickled, pulvinate; a gland at the base on upper side; pinnae 15-25 pairs, 4-5 cm long, slender, pubescent; glands between uppermost 4 pairs; leaflets 30-50, opposite, sessile; lamina 5-7 × 0.5-1 mm, densely pubescent, chartaceous, base truncate, apex subacute or obtuse, margin ciliate; midrib near distal margin, lateral nerves and intercostae obscure. Flowers bisexual, 4 mm across, white, in axillary solitary or paired spikes, to 8 cm; peduncle to 1 cm; bracts to 6 mm; bracteoles cauducous; calyx 5-lobed, to 1.5 mm, tomentose; corolla to 3 mm long; lobes 5; stamens many, to 4 mm, basally connate; ovary stipitate, oblong, to 1 mm; style to 4 mm. Fruit a pod, stipitate, 8 ×1.5 cm, glabrous, grey, woody, oblong, base and apex horned; seeds 5-8.
  Habit: Tree
  Flowering & Fruiting: June-September
  District(s): Palakkad
  Habitat: Dry deciduous forests
  Distribution: India and Sri Lanka
  Aquatic: No
  Epiphyte(s): No
  Saprophyte: No
  Stem parasite: No
  Root parasite: No
  Flower colour(s): Creamy, White
  Weed: No
  Monocot/Dicot: Dicotyledonous Plants
  Exotic: No
  Garden: No
  Edible: No
  Vegetable: No
  Endemic to:
  IUCN status:
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