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Macrothelypteris torresiana
Synonyms
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Aspidium mollissimum
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Family
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Thelypteridaceae
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Distribution
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Africa
and Asia-
Japan, Malaysia, India, Australia
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Distribution
in Kerala
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Palakkad, Malappuram, Wayanad, Idukki, Kottayam Kollam,
Thiruvananthapuram
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Habitat
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Growing
in semi-evergreen and evergreen forests
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Uses
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Planted as an ornamental. The aerial
parts are used for treatment of fever and pain by tribes.
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Key
Botanical Characters :
Terrestrials.
Rhizome 1-2 cm thick, creeping, densely scaly. Scales 11 x 1 mm, dark brown,
linear, densely acicular hairy. Fronds 60-80 x 40-50 cm, bipinnate; stipe
40-50 cm long, scaly at base, polished, glabrous above, grooved; lamina
ovate-lanceolate in outline, rachis grooved above, hispid; pinnae 24 x 10 cm,
elliptic-lanceolate, acuminate; pinnules 5 x 1.1 cm, alternate, 20-24 pairs,
lanceolate, acuminate, cuneate to decurrently at base, thin membranous,
progressively reduced to both ends, deeply lobed to costa; lobes 8 x 2 mm,
oblong, serrate, obtuse to rounded, falcate; costules grooved above, raised
below, hispid on both sides, veins pinnate, forked free, not anastomosing.
Sori circular, 1 mm in diameter, yellow, median on veins.
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