Bulbophyllum arfakianum

Bulbophyllum arfakianum 1

Bulbophyllum arfakianum 2

Bulbophyllum arfakianum                                                                                                                                               photo C. Solimbergo
taxonomy        described by Kraenzlin, Friedrich Wilhelm Ludwig 
  published in       Botanische Jahrbuchen fur Systematic Pflanzengeschichte und Pflanzengeographie  34 : 250    1905
  Family Orchidaceae
  Subfamily Epidendroideae
  Tribe Malaxideae 
  Subtribe Dendrobiinae
  Genus Bulbophyllum  Thouras 1822
  Section Hyalosema  Schlechter 1911
  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 origin rain forests, on tall trees, on horizontal branches, along rivers, in Papua on the Arfak Mountains, and Irian Jaya
  altitude 50 - 400 m (165 - 1320 ft)          
  habitat climate informations from Madang (Madang, Arfakian Massif, Papua)
    Köppen climate classification : Af, humid tropical climate of the rainforest
    (no winter season, more abundant rainfall)
    the weather station data (temperatures are calculated for an altitude of 250 m / 825 ft) :
    Bulbophyllum arfakianum a gr uk
  photoperiod in Madang this orchid bloom with a photoperiod, that varies during the year, from 12 h 21 m' to 11 h 39 m'
  life form epihytes
  brightness    partial shade
inflorescence    length 12 - 15 cm (4.8 - 6") 
  nr flowers
  size 2,5 L 2,5 cm (1 L 1"), deep 6 cm (2.4") 
  duration single flower ≈ 10 days
  time to bloom from birth, ≈  30 days
CITES appendix II


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