Dendrobium macrophyllum

Dendrobium macrophyllum

Dendrobium macrophyllum                                                                                                                                          photo C. Solimbergo
taxonomy described by Richard, Achille
  published in       Sert. Astrol.  22 : misc. 36    1834
  family Orchidaceae
  subfamily Epidendroideae
  tribe Malaxideae
  subtribe Dendrobiinae
  genus Dendrobium Swartz 1799
  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

primary rainforest on the coast of Malaysia (Borneo), Indonesia (Java, Irian Jaja, Timor, Maluku Islands,

    Sulawesi, Palau, Kepala Burung, Kecamatan, Manokwari, Mupi Dessa, Ambon, Moluccas), Papua (Kupei Pass,
    New Ireland), The Philippines, Islands of Western Pacific, Solomon (Undine Bay, Peama, Pentecost, Lanua Lava)
  altitude 0 - 1200  (2000) m ( 0 - 3960 (6600) ft)
  habitat climate informations from Sukabuni (West Java, Indonesia)
    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 600 m / 1980 ft)
    Dendrobium macrophyllum a gr uk
  photoperiod in Sukabuni this orchid bloom with a photoperiod, that varies during the year, from 12 h 26 m' to 11 h 34 m' 
  life form epiphyte 
  brightness     partial shade
inflorescence     length 8 - 12 cm (3.2" - 4.8"), apical  
  nr flowers 3 - 5, fragrants
  size single flower 4 L 4 cm (1.6" L 1.6") - inflorescence 7 L 5 cm
  duration inflorescence ≈ 30 days
  time to bloom from birth, ≈ 45 - 50 days    
CITES appendix II


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