Coelogyne ovalis

Coelogyne ovalis

Coelogyne ovalis                                                                                                                                                              photo C. Solimbergo  
   
taxonomy described by Lindley, John
  published in      Edwards's Botanical Register  24 (misc.) : 91 . no 171    1838
     
  family  Orchidaceae 
  subfamily Epidendroideae
  tribe Arethuseae
  subtribe Coelogyninae
  genus Coelogyne  Lindley 1821
     
  chromosomes   2n = 40, 80 
  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 forests in India (Suruk, Samalbong Busty, Kalimpong, Lopchu forest, Darjeeling)Nepal, Bhutan, Burma, 
    Thailand, VietNam (Quang Binh), China (Yunnan, Xizang, Zizhiqu), Malaysia (Perak, Bukit Larut)
  altitude 800 - 3200 m  (2640 - 10560 ft)
  habitat climate informations from Darjeeling (Sikkim, India)
    Köppen climate classification : Cwb, humid subtropical climate, with hot summer
    the weather station data (temperatures are calculated for an altitude of 2000 m / 6600 ft) :
    Coelogyne ovalis a gr uk
  photoperiod in Darjeeling this orchid bloom with a photoperiod, that varies during the year, from 13 h 48 m' to 10 h 12 m'
  life form epiphyte or litophyte
  brightness   partial shade
     
inflorescence  length 6 - 8 cm (2.4 - 3.2"), apical 
  nr flowers 1 - 2 
  size single flower 4 L 4,5 cm (1.6 L 1.8") 
  duration single flower ≈ 10 days
  time to bloom from birth, ≈ 60 days    
     
CITES appendix II

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