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Pandanus palakkadensis
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Family:
PANDANACEAE
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Citation: Pandanus palakkadensis Nadaf, Zanan and Wakte, Kew Bull. 66: 1. 2011.
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Malayalam Name(s):
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Tamil name(s):
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English name(s):
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Description:
Large shrubs, divaricately branched upwards, stem ca. 15-20 cm in diam.; prop roots absent or rarely present, when present very short at the base of stem; stem erect, rough. Leaves linear, ca. 300 × 5-7 cm, both margins and midvein spiny with three rows all along leaf; spines sharp, dense, black and pointed; spines at the base 0.4-0.5 cm long, crowded towards apex, ca. 0.1 cm long at the tip; marginal spines 1-1.5 cm apart at the base, 0.7-0.1 cm apart at the middle portion and crowded towards the apex; midvein spines 2-2.5 cm apart at the base, 1.5-2 cm apart at the middle. Staminate inflorescence terminal, compound spike; spathe 100-120 cm long; bracts 9-10, yellowish, linear, lanceolate with variable length, margin and midrib prickled, moderately fragrant; staminate spike 6-15 × 2 cm, cylindrical; androphore 0.6-0.8 cm long, stemonophore 0.3-0.4 cm long with 8-10 stamens; stamens 0.3-0.4 cm long; filaments 0.1 cm long, arranged in pairs; anther 0.2-0.3 cm long. Infructescence terminal, 1-2 fruits per infructescence, a solitary syncarp, 45-55 × 10-12 cm, cylindrical, bracteate, bracts 7-9, linear, lanceolate with variable length, margin and midrib prickled; drupes 1500-1600 per infructescence, 3-4 × 1-1.3 cm, hexagonal, pileus flat, smooth; style 0.75-1 cm long, almost at right angle to the pileus, bony, brownish; stigma 0.5-0.7 cm long, sharp with oblique apex, brown; endocarp median, obconical, broadly truncate, concave on either side, endocarp with distinctly elevated shoulders, central projection of endocarp attached to stigma, 1-1.2 × 0.8-0.9 cm, 0.2-0.25 cm thick with 0.7-0.8 cm long tip attached to pileus; mesocarp fibrous, apical mesocarp 0.7-0.8 cm thick, 1.3-1.5 cm thick at base. Seeds 1 per locule, ellipsoid, 0.8-0.9 × 0.3-0.4 cm.
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Habit:
Shrub
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Flowering & Fruiting:
July-October
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District(s):
Palakkad
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Medicinal:
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Habitat:
Growing along the margins of paddy fields and on the banks of streams
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Distribution:
Southern Western Ghats
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Aquatic:
Yes
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Epiphyte(s):
No
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Saprophyte:
No
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Stem parasite:
No
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Root parasite:
No
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Flower colour(s):
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Weed:
No
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Monocot/Dicot:
Monocotyledonous Plants
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Exotic:
No
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Garden:
No
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Edible:
No
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Vegetable:
No
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Endemic to:
Kerala
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IUCN status:
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Altitude:
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Localities:
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