Renanthera citrina

Renanthera citrina

Renanthera citrina                                                                                                                                                             photo C. Solimbergo
 
taxonomy   described by   Averyanov, Leonid V.  
  published in Orchids, The Magazine of the Americam Orchid Society  66 (12) : 1287 . 1997
     
  Family Orchdaceae
  Subfamily Epidendroideae
  Tribe Vandeae
  Subtribe Aeridinae
  Genus Renanthera  Loureiro 1790
     
  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 humid forests, on tree trunks or on roks along valley, in Cina (Yunnan),
    Viet Nam (Cao Bang, near Thang Heng Lake and Ha Giang)
  altitude 514 - 1000 m (1700 - 3300 ft)
  habitat climate informations from Cao Bang (Cao Bang, Viet Nam)
    Köppen climate classification : Cfa, humid subtropical climate in all seasons, with very hot summers
    the weather station data (temperatures are calculated for an altitude of 750 m / 2500 ft) :
    Renanthera citrina a gr uk
  photoperiod in Cao Bang this orchid bloom with a photoperiod, that varies during the year, from 13 h 30 m' to 10 h 30 m'
  life form epiphyte or  litophyte
  brightness sunny
     
inflorescence   lenght  40 cm (16" ), axillary
  flores 12 - 16
  size single flower   inflorescence
  duration inflorescence
  inflorescence inflorescence 
     
CITES  appendix II

 

 

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