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and can be hinged or movable, facilitating pollination. Often, the orchid labellum is divided into three or more lobes. Some have modified fleshy lumps on the upper surface generally referred to as the
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by its large size and its often irregular shape. It is not unusual for the other two petals of an orchid flower to look like the sepals, so that the labellum stands out as distinct.
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The labellum in orchids is often large and complex enough that terminology describing relative positions for structures on it becomes useful: the
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Kurzweil, Hubert; Kocyan, Alexander (2002). "Ontogeny of orchid flowers". In Kull, Tiiu; Arditti, Joseph (eds.).
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In orchids, the labellum is the modified median petal that sits opposite from the fertile
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is the basal portion nearer the connection with the rest of the flower, the
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The labellum is a modified petal and can be distinguished from the other
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283:. (Ithaca), 1 (3): 120 (1923); Khoshoo, T. N. & Guha, I.
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the flower, and acts as a landing platform for them.
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Labellum with highly modified calli in a species of
303:. Portland, Oregon: Dioscorides Press. pp. 29-30.
301:Phylogeny and Classification of the Orchid Family
317:. Kluwer Academic Publishers. pp. 83–138.
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315:Orchid Biology: Reviews and Perspectives, VIII
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136:and usually highly modified from the other
285:Origin and Evolution of Cultivated Cannas.
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140:segments. It is often united with the
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281:Gentes Herbarum: Canna x orchiodes
86:) is the part of the flower of an
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168:is the middle portion, and the
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114:) is the Latin diminutive of
259:Glossary of botanical terms
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32:Labellum (disambiguation)
287:Vikas Publishing House.
224:Labellum of the orchid
172:is the distal portion.
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299:Dressler, R.L. 1993.
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30:For other uses, see
46:Cypripedium reginae
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42:Showy lady slipper
350:Orchid morphology
227:Laelia superbiens
16:(Redirected from
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345:Plant morphology
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339:Categories
265:References
166:mesochile
162:hypochile
149:(plural:
110:(plural:
102:pollinate
253:See also
170:epichile
138:perianth
108:Labellum
100:, which
80:labellum
73:Labellum
50:labellum
176:Gallery
112:labella
98:insects
67:Sepalum
62:Petalum
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195:hybrid
147:callus
142:column
134:anther
127:sepals
123:petals
116:labrum
88:orchid
151:calli
93:Canna
319:ISBN
155:keel
82:(or
90:or
84:lip
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292:^
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