Paphiopedilum barbatum


Paphiopedilum barbatum        
                                                                                                                                       photo C. Solimbergo
taxonomy described by (Lindley) Pfitzer, Ernst Hugo Heindrich 
  published in       Pringsh. Jahrb. Wiss. Bot.  19 : 159    1888
  family Orchidaceae
  subfamily Cypripedioideae
  tribe --
  subtribe --
  genus Paphiopedilum  Pfitzer 1886
  section Barbata Kränzlin 1897
  chromosomes     2n = 38
  metabolism  CAM pathway, stomata of the leaves are open at night. 
    (K.Silvera, L.S. Santiago, J.C. Cushman, K. Winter - International Symposium on Plant Biology, August 2013)
    it is useful give the soluble mineal nutriens, on the roots.
native of origins shadow forests in Thailand, Malaysia (Penang, Gunong Beor to Gunong Ophir, Malacca, Malay Peninsula)
  altitude 485 - 1212 m  (1600 - 4000 ft)
  habitat climate informations from Penang Hill (Penang, Malaysia)
    Köppen climate classification : Af, humid tropical climate of the rainforest
    (without a winter season, more and abundant rainfall)
    the weather station data (temperatures are calculated for an altitude of 850 m / 2800 ft):
    Paphiopedilum barbatum b gr uk
  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'
  life form litophyte or geophyte on granite rocks or silicious soil covered with moss
    bloom induction, with a briefly rest in november and april    (Lance A. Birk)
  brightness    partial shade to low
inflorescence     length 20 cm (8"), from the base of the leaves   
  nr flowers 1
  size single flower 8 L 9 cm  (3.2" L 3.6")
  duration inflorescence ≈ 60 days     
  time to bloom from birth, ≈ days
CITES appendix  I

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