Stanhopea tigrina var.nigroviolacea

Stanhopea tigrina

Stanhopea tigrina  var. nigroviolacea                                                                                                                          photo C. Solimbergo
taxonomy described by (Lindley)  Bateman, James
  published in       Sertum Orchidaceum  t . 1    1838
var. nigroviolacea     described by Morren, Charles Francois Antoine
  published in Annales dela Societè Royale d' Agriculture et de Botanique de Gand :
    Journal d' Horticulture et des Sciences Accessories  1 : 233 , t . 21    1845
  family Orchidaceae
  subfamily Epidendroideae
  tribe Cymbidieae
  subtribe Stanhopeinae
  genus  Stanhopea  (Hooker)  Frost 1829

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 Mexico ( Tamanlipas, Hidalgo, Puebla, Vera Cruz, Chiapas, Oaxaca, Querètaro)
  altitude 600 - 1700 m  (1980 - 5600 ft)
  habitat climate informations from Oaxaca (Oaxaca, Mexico)
    Köppen climate classification : Cwb, humid subtropical climate, with hot summer
    the weather station data (temperatures are calculated for an altitude of 1150 m / 3800 ft) :
    Stanhopea tigrina b gr uk
  photoperiod in Oaxaca this orchid bloom with a photoperiod, that varies during the year, from 13 h 08 m' to 10 h 52 m'
  life form epiphyte
  brightness    low to partial shade
inflorescence     length 16 - 20 cm  (6.4" - 8"), basal 
  nr flowers 1 - 3
  size single flower  15 L 17 cm  (6" L 6.8") - inflorescence  19 L 15 cm  (7.6" L 6")
  duration inflorescence5 days
  time to bloom from birth, ≈ 30 - 40 days
CITES appendix II

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