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| taxonomy |
described by |
(Wallich ex Sims) Pfitzer, Ernst Hugo Heinrich |
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published in |
Jahrbücher für Wissenschaftliche Botanik 19 : 163 1888 |
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family |
Orchidaceae |
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subfamily |
Cypripedioideae |
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tribe |
-- |
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subtribe |
-- |
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genus |
Paphiopedilum Pfitzer 1886 |
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section |
Barbata Kränzlin 1897 |
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chromosomes |
2n = 38, 40 |
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metrabolism |
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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| native of |
origins |
jungle or bamboo thickets in Bangladesh (Mt. Silet), India (Assam, north of Bramaputra River, Sikkim,
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Darjeeling, Kalimpong, Khasia Hills), Bhutan, Nepal, China (Xizang Zizhiqu, Dinggy, Mdog) |
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altitude |
900 - 2100 m (2970 - 6930 ft) |
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habitat |
climate informations from Gangtok (Sikkim, India) |
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Köppen climate classification : Cwb, humid subtropical climate, with hot summer |
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the weather station data (temperatures are calculated for an altitude of 1500 m / 4950 ft) : |
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 |
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photoperiod |
in Gangtok this orchid blooms with a photoperiod, which varies during the year, from 13 h 49 m' to 10 h 11 m' |
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life form |
geophyte in humus |
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bloom induction, with a rest in november or december (Lance A. Birk) |
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brightness |
partial shade to low |
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| inflorescence |
length |
9 - 11 cm (3.6" - 4.4"), from the base of the leaves |
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nr flowers |
1 |
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size |
single flower 6 L 10 cm (2.4" L 4") |
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duration |
single flower, ≈ 60 days |
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time |
to bloom from birth, ≈ 90 days |
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| CITES |
appendix |
I |
