Christensoniella uncata

Maxillaria uncata

Christensoniella uncata                                                                                                                                                 photo C. Solimbergo
(Maxillaria uncata  Ruiz & Pavon 1794)  
taxonomy        described by (Lindley) Dszlachetko, Darius  &  Mytnik-Ejsmont, Johanna  &  Gorniak, Marcin  &  Suriszek, Magdalena
  published in      Polish Botanical Journal  51 ( 1 ) : 59    21 jul 2006
  family Orchidaceae
  subfamily Epidendroideae
  tribe Cymbidieae
  subtribe Maxillariinae
  genus Christensonella  Dszlachetko & Mytnik-Ejsmont & Gorniak & Suriszek 2006
  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 rainforests in Guatemala, Costa Rica, Panama (Cerro Jefe), Guyana (Kaieteur Savannah, Demerara), 
    Suriname (Sipaliwini), Colombia (Antioquia, Anorì, Turbo, Chocò, Riosucio, Valle del Cauca), Ecuador,
    Brazil (Parà, Rio Cucua, Roraima, Ilha de Maracà, Amazonas, Manaus, Reserva Ducke, Itapiranga, 
    turnout between Rio Uamatã and Rio Pitinga, )
  altitude 10 - 600 m (33 - 1980 ft)           
  habitat climate informations from Buenaventura (Valle del Cauca, Colombia)
    Köppen climate classification : Af, humid tropical climate of the rainforest
    (no winter season, more abundant rainfall)
    the weather station data (temperatures are calculated for an altitude of 300 m / 990 ft) :
    Christensoniella uncata a gr uk
  photoperiod in Buenaventura this orchid bloom with a photoperiod, that varies during the year, from 12 h 14 m' to 11 h 46 m'
  life form epiphyte
  brightness    partial shade
inflorescence    length 0,5 cm  (0.2"), basal
  nr flowers 1
  size single flower  1 L 0.7 cm  (0.4 L 0.28")
  duration single flower, ≈ days
  time to bloom from birth, ≈ days 
CITES appendix II

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