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Eriocaulon robustobrownianum
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Family:
ERIOCAULACEAE
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Citation: Eriocaulon robustobrownianum Ruhland in Engl., Pflanzenreich Eriocaul. 77. 1903; Gamble, Fl. Pres. Madras 1619(1127). 1931; Mohanan, Fl. Quilon Dist. 437. 1984; Ramach. & V.J. Nair, Fl. Cannanore Dist. 497. 1988; Ratheesh Narayanan, Fl. Stud. Wayanad Dist. 918. 2009; R. Ansari & N.P. Balakr., Eriocaul. India (Rev.) 18. 2009.
Eriocaulon mysorense Fyson, Bull. Misc. Inform. Kew 1914: 331. 1914.
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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:
Acaulescent herbs; rootstock absent. Leaves rosulate, oblong-ensiform, obtuse, up to 30 x 1.6 cm, glabrous. Peduncles many, rigid, up to 45 cm long, glabrous; sheaths up to 15 cm long, glabrous; limb lanceolate, acuminate, entire; heads ca 1 cm across; receptacles flat, villous; involucral bracts reflexed, obovate, obtuse, ca 2.75 x 2.5 mm, chartaceous, glabrous, straw-coloured; floral bracts oblanceolate, acuminate, ca 3.75 x 1 mm, hyaline, hoary dorsally towards tip, black. Male flowers: pedicels ca 0.5 mm long; sepals obovate-cuneate, connate into a spathe of ca 1.75 x 1.5 mm, 3-lobed at apex with truncate lobes, hoary at apex, black; stipe of corolla ca 1.25 mm long; petals 3, similar, oblong, hoary, with a black gland; anthers 6, oblong, black. Female flowers: pedicels ca 0.75 mm long; sepals 3, free, subsimilar, oblanceolate, ca 2.25 mm long; the lateral ones conduplicate, minutely keeled; the middle one flat, not keeled, acute, hoary dorsally towards tip black; petals 3, subequal, elliptic, not clawed, acute, ca 2 mm long, pilose, with a black gland; stipe between sepals and petals short; ovary subsessile, ovoid-globose, style 3-fid. Seeds oblong-ellipsoid, obtuse, ca 0.6 x 0.45 mm, dark purple; cells of seed coat transversely elongated, aligned in vertical rows; appendages solitary from the centre of each transverse radial wall, elongated, curved and connate with the adjacent ones of the same vertical row forming longitudinal parallel ribs on the surface of seeds.
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Habit:
Herb
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Flowering & Fruiting:
February-March
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District(s):
Kollam, Kannur, Wayanad
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Medicinal:
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Habitat:
Marshy areas near banks of ponds
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Distribution:
Peninsular India
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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:
Peninsular India
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IUCN status:
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Altitude:
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Localities:
Manantody, Periya
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