Dendrobium victoria-reginae

 Dendrobium victoria-reginae

Dendrobium victoria-reginae                                                                                                                                         photo  C. Solimbergo
taxonomy       desribed by    Loher, August
  published in The Gardners’ Cronicle & Agricultute Gazette   1 . 399    1910
  family Orchidaceae
  sub family Epidendroideae
  tribe Malaxideae
  sub tribe Dendrobiinae
  genus Dendrobium Swartz 1799
chromosones   2n = 38  

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 humid forests in the Philippines (Mindoro, Alcon Mts., Baguio, Bontoc, Canlaou,
    Davao, Camiguin Island, Ifugao, Negros, Nueva Vizcaya, Pampanga, Quezon)
  altitude 1300 - 2134 m (4290 - 7040 ft)

climate informations from Baguio (Baguio, The Philippines)

    Köppen climate classification : Am, tropical monsoon climate (a dry season and a wet season very rainy)
    the weather station data (temperatures are calculated for an altitude of 1700 m / 5600 ft) :
    Dendrobium victoria reginae a gr uk
  photoperiod in Baguio this orchid bloom with a photoperiod, that varies during the year, from 13 h 05 m' to 10 h 55 m'
  life form epiphyte
  brightness partial shade
inflorescence     length 1 cm (0.4"), from the upper nodes 
  nr flowers 3 - 5
  size single flower ~ 3,5 L 5 cm (1,28" L 2")  -  inflorescence ~ 6 L 8 cm (2.4" L 3.2")
  duration single flower ~   -  inflorescence ~
  time to bloom from birth, ~ days
CITES appendix II

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