Pleione formosana forma alba

Pleione formosana nivea 

Pleione formosana forma alba                                                                                                                                      photo C. Solimbergo
taxonomy described by Hayata, Bunzô
  published in       Journal of the College of Science, Imperial University of Tokio  30 ( 1 ) : 326 - 327    1911
forma alba described by Torelli, Gianantonio  &  Riccabona, Marco
  published in Caesiana, Rivista dell'Associazione Italiana di Orchidologia  14 : 55    2000
  family Orchidaceae
  subfamily Epidendroideae
  tribe Arethuseae
  subtribe Coelogyninae
  genus Pleione D. Don 1825
  chromosomes   2n = 40 
  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 Taiwan, China, Central Nepal
  habitat climate informations from Kathmandu (Central Nepal)
    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 1300 m / 4290 ft) :
    Pleione formosana alba b gr uk
  photoperiod in Kathmandu this orchid bloom with a photoperiod, that varies during the year, from 13 h 50 m' to 10 h 10 m'
  life form geophyte on moss-covered rocks
  brightness    partial shade
inflorescence     length 8 - 12 cm  (3.2" - 4.8"), basal  
  nr flowers 1
  size single flower  7 L 9 cm  (2.8" L 3.6")
  duration single flower, ≈ 20 days     
  time to bloom from birth, ≈ 20 days
CITES appendix  II

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