Bifrenaria tetragona

 Bifrenaria tetragona

Bifrenaria tetragona                                                                                                                                                          photo C. Solimbergo
taxonomy        described  by (Lindley) Schlechter, Friedrich Richard Rudolf 

published in    

The Gardners's Chronicle & Agricultural Gazette  43 : 422    1908
  Family Orchidaceae
  Subfamily  Epidendroideae
  Tribe Cymbidieae
  Subtribe Maxillariinae
  Genus Bifrenaria   Lindley  1832

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

rain forests or swampy on the coast of Atlantic Ocean in Brazil (Rio de Janeiro, São Paulo)

  altitude 300 - 1200 m (990 - 3960 ft)           
  habitat climate informations from Itapeva (São Paulo, Brazil)
    Köppen climate classification : Aw, tropical savanna climate (with a dry season and a rainy season)
    the weather station data (temperatures are calculated for an altitude of 750 m / 2475 ft) :
    Bifrenaria tetragona a gr uk
  photoperiod in Itapeva this orchid bloom with a photoperiod, that varies during the year, from 13 h 34 m' to 10 h 26 m'
  life form litophyte
  brightness     sunny
inflorescence      length 6 cm (2.4"), basal
  nr flowers  4 - 6, fragrant
  size single flower  5 L 4 cm (2" L 1.6") - inflorescence 14 L 10 cm (5.6" L 4")
  duration inflorescence15 - 18 days
  time  to bloom from birth, ≈ 40 - 50 days
CITES appendix II

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