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Alpinia purpurata
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Family:
ZINGIBERACEAE
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Citation: Alpinia purpurata (Vieill.) Schum. in Engl., Pflanzenreich Zingib. 323. 1904; Sabu, Zingiberaceae and Costaceae of South India 66. 2006.
Guillainia purpurata Vieill., Bull. Soc. Linn. Normandie 10: 93. 1866.
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Malayalam Name(s):
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Tamil name(s):
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English name(s):
Pink Cone Ginger, Red Cone Ginger, Red Ginger, Red Ginger Lily
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Description:
Perennial rhizomatous herb. Root stock horizontal. Leafy stem 1.5-2 m, branching absent. Leaves oblong-lanceolate, tip acuminate, 25-35 x 5-6 cm, upper surface of lamina dark green, lower surface light green, glabrous, lateral veins 10-12 pairs, slightly raised on upper surface; petiolate, petiole 1-1.5 cm, glabrous; ligulate, ligule c. 0.5 cm, membraneous, glabrous. Inflorescence terminal, young spike compact, becoming lax when mature, red, 10-20 cm long, protected by 2-3 small sheaths, 4-5 x 1-1.5 cm, glabrous, tip apiculate, persistent. Bracts obovate, 2-3 x 1.5-2 cm, coriaceous, deep purple, showy, ciliate along the margin. Bulbils present in the axil of bract. Flower 4-5 cm long, white, slightly longer than the bract. Calyx tubular, 2-2.5 cm long, shortly 3-toothed at the tip, pale red, glabrous. Corolla tube c. 3 cm long, white, longer than the calyx tube, glabrous, 3-lobed, lobes oblong, subequal, dorsal lobe 1.2- 1.5 x 0.5-0.7 cm, tip rounded, lateral lobe 1-1.2 x 0.3-0.5 cm. Labellum 1.2-1.5 x 0.7-1 cm, white, thick along median, apex orbicular, base narrowed. Lateral staminodes absent. Anther thecae parallel, connective prolonged into a flat hood with incurved margin. Epigynous glands 2, 2 mm long, free from each other. Ovary tricarpellary, trilocular, glabrous; ovules many on axile placenta; style long, filiform; stigma circular with a ciliate margin, slightly exceeding the anther lobes.
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Habit:
Herb
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Flowering & Fruiting:
Throughout the year
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District(s):
All Districts
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Medicinal:
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Habitat:
Grown as garden plant
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Distribution:
Indonesia to Pacific islands, introduced elsewhere
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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:
Monocotyledonous Plants
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Exotic:
Yes
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Garden:
No
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Edible:
No
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Vegetable:
No
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Endemic to:
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IUCN status:
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Altitude:
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Localities:
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