Angraecum leonis

Angraecum leonis

Angraecum leonis                                                                                                                                                            photo C. Solimbergo
taxonomy        decribed by (Reichenbach f.) Andrè, Edouard-Francois 
  published in      Revue Horticole 294    1885
   Family Orchidaceae 
  Subfamily   Epidendroideae
  Tribe Vandeae                                                           
  Subtribe Aerangidinae
  Genus Angraecum  Bory 1804
  chromosomes 2n = 38 
  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 Comoros (Anjouan, Ndzouani, Ngazidja, Mayotte), Magascar (Antananarivo, Antsiranana, Toliara, Fianarantsoa,
    Vatovavy-Fitovinany, Mahajanga, Melaky, Mt. Des Francais, Pic des Orchidees) 
  altitude 0 - 1170 m (0 - 3861 ft)                  
  habitat  climate informations from Andapa (Picco des Orchidees, Sava, Antsiranana, Madagascar) 
    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 500 m /1650 ft) :
    Angraecum leonis a gr uk

in Andapa this orchid bloom with a photoperiod, that varies during the year, from 12 h 58 m' to 11 h 02 m'

  life form epiphyte
  brightness     sunny
inflorescence    length  4 cm  (1.6"), axillary
  nr flowers  2 - 3, fragrant
  size single flower  6 L 6 cm  (2,4" L 2.4") - spur  12 cm  (4.8")
  duration  single flower 15 - 20 days
  time to bloom from birth, ≈ 90 days 
CITES appendix II

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