Pteroceras semiteretifolium

x56220p Pteroceras semiteretifolium

Pteroceras semiteretifolium                                                                                                                                            photo C. Solimbergo 
taxonomy described by (Gagnepain)  Pedersen, Henrik Aerenlund
  published in       Nordic Journal of Botany  12 : 387    1992
  family Orchidaceae
  subfamily Epidendroideae
  tribe  Vandeae
  subtribe Aeridinae
  genus Pteroceras, Hasselt ex Hasskarl 1842
  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 evergreen humid forests in Viet Nam (Dalat)
  altitude 900 - 1500 m (2970 - 4950  ft)
  habitat climate informations from Dalat (Lam Dong, Viet Nam)
    Köppen climate classification : Cwb, humid subtropical climate, with hot summer
    the weather station data (temperatures are calculated for an altitude of 1200 m / 4000 ft) :
    Pteroceras semiteretifolia b gr uk
  photoperiod in Dalat this orchid bloom with a photoperiod, that varies during the year, from 12 h 46 m' to 11 h 14m'
  life form epiphyte
  brightness    partial shade
inflorescence     length 2,5 cm  (1"), axillary
  nr flowers 1
  size single flower  1.5 L 1.5 cm  (0.6" L 0.6")
  duration single flower, ≈ 20 days     
  time to bloom from birth, ≈ 60 days  
CITES appendix II

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