Dendrobium anosmum

Dendrobium anosmum 

Dendrobium anosmum                                                                                                                                                   photo C. Solimbergo
   
taxonomy described by Lindley, John
  published in      Edwards's Botanical Register  30 : misc. 32    1845
     
  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 semidecidous rainforests throughout Southeast Asia, Sri Lanka, Thailand, Laos, Viet Nam (Quang Binh)
    Indonesia, Malaysia (Borneo), The Philippines (from Luzon to Mindanao), Papua (Bulolo, Wau, Lae, Madang)
  altitude 0 - 1300 m  (0 - 4300 ft)
  habitat climate informations from Bulolo (Morobe, 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 650 m / 2145 ft) :
    Dendrobium anosmum a gr uk
  photoperiod in Bulolo this orchid bloom with a photoperiod, that varies during the year, from 12 h 28 m' to 11 h 32 m'
  life form epiphyte
  brightness     sunny
     
inflorescence    length 1 cm (0.4"), from the upper nodes
  nr flowers 1 - 3, fragrants
  size single flower  8 L 9 cm  (3.2" L 3.6")
  duration inflorescence ≈ 15 days
  time from birth to bloom about 50 days
     
CITES appendix II

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