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| taxonomy |
described by |
(Reichenbach f.) Stein, Berthold |
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published in |
Orchideenbuch 456 1892 |
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|
|
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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 |
Brachypetalum
|
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|
|
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chromosomes |
2n = 26 |
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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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|
|
| native of |
origins |
decidous forests, bamboo thickets, in India (Assam, Shan Plateau), Burma, Thailand (Khorat Plateau |
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|
Me Ping Rapid, Doi Chiengdao, Sriracha), China (Guangxi, Guizhou, Yunnan, Mong Pang) |
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altitude |
220 - 1800 m (726 - 5940 ft) |
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habitat |
climate informations from Yuanmou (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 1000 m / 3300 ft) : |
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|
 |
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photoperiod |
in Yuanmou this orchid blooms with a photoperiod, which varies during the year, from 13 h 42 m' to 10 h 18 m' |
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life form |
geophyte on calcareous soils covered with moss |
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|
to bloom induction, need a december rest (Lance A. Birk) |
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brightness |
low in summer, partial shade in winter |
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|
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| inflorescence |
length |
3 cm (1.2") |
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nr flowers |
1 |
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size |
single flower 5 L 5 cm (2" L 2") |
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duration |
≈ 50 days |
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time |
to bloom from birth, ≈60 - 80 days |
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|
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| CITES |
appendix |
I |
