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| taxonomy |
described by |
(Lindley) Pfitzer, Ernst Hugo Heindrich |
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published in |
Pringsh. Jahrb. Wiss. Bot. 19 : 159 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 |
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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 |
shadow forests in Thailand, Malaysia (Penang, Gunong Beor to Gunong Ophir, Malacca, Malay Peninsula) |
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altitude |
485 - 1212 m (1600 - 4000 ft) |
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habitat |
climate informations from Penang Hill (Penang, Malaysia) |
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Köppen climate classification : Af, humid tropical climate of the rainforest |
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(without a winter season, more and abundant rainfall) |
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the weather station data (temperatures are calculated for an altitude of 850 m / 2800 ft): |
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photoperiod |
in Penang Hill this orchid blooms with a photoperiod, which varies during the year, from 12 h 21 m' to 11 h 39 m' |
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life form |
litophyte or geophyte on granite rocks or silicious soil covered with moss |
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bloom induction, with a briefly rest in november and april (Lance A. Birk) |
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brightness |
partial shade to low |
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| inflorescence |
length |
20 cm (8"), from the base of the leaves |
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nr flowers |
1 |
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size |
single flower 8 L 9 cm (3.2" L 3.6") |
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duration |
inflorescence ≈ 60 days |
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time |
to bloom from birth, ≈ days |
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| CITES |
appendix |
I |
