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Rhododendron arboreum ssp. nilagiricum
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Family:
ERICACEAE
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Citation: Rhododendron arboreum J. E. Smith ssp. nilagiricum (Zenk.) Tagg. in Stevenson, Sp. Rhod. 15. 1930; Manilal, Fl. Silent Valley 165. 1988; Sasidh. et al., Bot. Stud. Med. Pl. Kerala 36. 1996; Swarup. et al., Shola For. Kerala 47. 1998; Sasidh., Fl. Periyar Tiger Reserve 219. 1998.
Rhododendron arboreum J. E. Smith var. nilagirica (Zenk.) Clarke in Hook. f., Fl. Brit. India 3: 466. 1881.
Rhododendron nilagiricum Zenk., Amer. Sci. Nat. ser. 2. 6: 150. 1836; Gamble, Fl. Pres. Madras 743(523). 1921.
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Malayalam Name(s):
Alanchi, Kattupoovarasu
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Tamil name(s):
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English name(s):
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Description:
Trees, bark brown, rough, vertically shallowly fissured, flaking off in scales; branchlets stout. Leaves simple, alternate, clustered towards the tip of branchlets, estipulate; petiole 10-20 mm long, stout, tomentose; lamina 3.7-12.7 x 2.5-5 cm, oblong-ovate, oblong-lanceolate or elliptic-oblong, base obtuse or round, apex obtuse, apiculate, margin entire, glabrous above, tomentose beneath; lateral nerves 8-14 pairs, pinnate, prominent, intercostae reticulate, faint. Flowers bisexual, dark crimson or pink, in terminal capitate racemes, rarely solitary or axillary; bracts broad, silky, cauducous; bracteoles linear; calyx lobes 5; corolla urceolate; lobes 5; stamens 10, free; filaments slender; anthers oblong; ovary superior, 5-celled, ovules many; style slender; stigma capitate. Fruit a capsule, oblong, woody; valves at length reflexed; seeds many.
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Habit:
Tree
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Flowering & Fruiting:
February-June
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District(s):
Idukki, Palakkad
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Medicinal:
Yes
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Habitat:
Shola forests
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Distribution:
Southern Western Ghats
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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):
Red
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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:
Southern Western Ghats
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IUCN status:
Vulnerable (VU)
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Altitude:
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Localities:
Kottamala, Eravikulam, Kanthaloor forests, Sispara, Old Devicolam
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