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Sida rhomboidea
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Family:
MALVACEAE
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Citation: Sida rhomboidea Roxb. ex Fleming, Asiat. Res. 11. 178. 1810; Gamble, Fl. Pres. Madras 90(65). 1915; Sivar. & Pradeep, Malvac. Southern Peninsular India 246. 1996; Sasidh. & Sivar., Fl. Pl. Thrissur For. 62. 1996; Sivar. & Mathew, Fl. Nilambur 93. 1997; Sasidh., Fl. Periyar Tiger Reserve 33. 1998; Sasidh., Fl. Chinnar WLS 39. 1999; Sunil & Sivadasan, Fl. Alappuzha Dist. 131. 2009; Ratheesh Narayanan, Fl. Stud. Wayanad Dist. 156. 2009.
Sida rhombifolia var. rhomboidea (Roxb. ex Fleming) Mast. in Hook. f., Fl. Brit. India 1: 324. 1874.
Sida rhombifolia L. ssp. rhombifolia sensu Borss., Blumea 14: 193. 1966; Manilal, Fl. Silent Valley 28. 1988; Vajr., Fl. Palghat Dist. 84. 1990.
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Malayalam Name(s):
Kurumthotti
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Tamil name(s):
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English name(s):
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Description:
Erect, much branched subshrubs to 1.2 m tall; stem usually purplish. Leaves 1.5-5 x 1-3 cm, obovate, rhomboid to lanceolate, base rounded, margins coarsely serrate to crenate, entire towards base, apex subobtuse or acute, 3-nerved from base, sparsely pubescent above and densely stellate-tomentose beneath; petiole to 8 mm long; stipules c. 6 mm long, linear, caducous. Flowers axillary, solitary; pedicels c. 5 mm in flowers, to 3 cm in fruits, filiform, articulated at about the middle. Calyx c.7 mm across, campanulate, 5-lobed; lobes c. 3 mm long, triangular, tomentose without. Petals yellow, 6-7 x 4-5 mm, obliquely obovate, retuse or emarginate at apex. Staminal column to 3 mm long, stellate-pubescent, antheriferous at apex. Ovary c. 1.5 mm across, depressed globose; styles 8-10; stigmas capitate. Schizocarp 3-4 mm long; mericarps 8-10, c. 3 x 2 mm, trigonous, apex beaked, completely included. Seeds c. 2 mm long, brownish-black.
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Habit:
Shrub
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Flowering & Fruiting:
July-September
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District(s):
All Districts
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Medicinal:
Yes
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Habitat:
Wastelands
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Distribution:
Peninsular India
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Aquatic:
No
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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):
Yellow, Rose
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Weed:
No
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Monocot/Dicot:
Dicotyledonous 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:
Peechi, Karimutty, Thekkady, Alleppey town, Chaliyar
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