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| taxonomy |
described by |
(Buchanan-Hamilton) Swartz, Olof (Peter) |
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published in |
Neues Journal für die Botanik 1 : 94 1805 |
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|
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| var. unguipetalum |
described by |
Barua, Iswar Chandra |
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published in |
Orchid Flowers Kamrup Distr. Assam 160 2001 |
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family |
Orchidaceae |
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subfamily |
Epidendroideae |
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tribe |
Malaxideae |
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subtribe |
Dendrobiinae |
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genus |
Dendrobium Swartz 1799 |
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|
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chromosomes |
2n = 40 |
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metabolism |
CAM pathway, stomata of the leaves are open at night. |
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|
(K.Silvera, L.S. Santiago, J.C. Cushman, K. Winter - International Symposium on Plant Biology, August 2013) |
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it is useful give the soluble mineal nutriens, on the roots. |
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|
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| native of |
origins |
open forests, on top of tall deciduous trees, in Bangladesh, India (Assam, Sikkim, Dehra Dun, Relli-Pala,
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Samalbong forest, Kalimpong), Nepal, Bhutan, Burma, Thailand (Doi Sutep, Chiengmai), Laos, Viet Nam,
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China (Yunnan) |
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altitude |
300 - 900 (2000) m (990 - 2790 (6600) ft) |
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habitat |
climate informations from Jinghong (Yunnan, China) |
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Köppen climate classification : Cfa, humid subtropical climate in all seasons, with very hot summers |
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the weather station data (temperatures are calculated for an altitude of 600 m / 1980 ft) : |
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 |
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photoperiod |
in Jinghong this orchid bloom with a photoperiod, that varies during the year, from 13 h 26 m' to 10 h 34 m' |
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life form |
epiphyte |
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brightness |
sunny |
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|
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| inflorescence |
length |
16 - 18 cm (6.4" - 7.2"), from the upper nodes |
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nr flowers |
8 - 11, fragrants |
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size |
single flower 8 L 8 cm (3.2" L 3.2") -inflorescence 16 L 18 cm (6.4" L 7.2") |
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duration |
inflorescence ≈ 6 - 7 days |
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time |
to bloom from birth, ≈ 40 days |
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| CITES |
appendix |
II |
