Pogonia ophioglossoides

Pogonia ophioglossoides

Pogonia ophioglossoides                                                                                                                                                photo C. Solimbergo
(Isotria ophioglossoides)
 
taxonomy   described by   (Linnaeus) Ker Gawler, John Bellenden  
  published in  Botanical Register 2 : t . 148 . 1816
     
  Family  Orchdaceae
  Subfamily  Vanilloideae
  Tribe Pogonieae
  Subtribe Pogoniinae
  Genus Pogonia  Jussieu 1789
     
  chromosomes   2n = 18 
  metabolism C3 pathway, stomata of the leaves are open during the day.
    (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 humid or wet soils, swamps in Canada (Newfoundland, Ontario, Quebec), USA (Alabama, Florida, 
    Massachusetts, Michigan, Mississipi, Missouri, New York, Rhode Island, North and South Caroline,  
    Texas, Virginia, West Virginia, North Dakota, Tennessee, Minnesota, Illinois, Georgia)
  altitude 20 - 500 m (66 - 1650 ft)
  habitat climate informations from Richmond (Virginia, USA)
    Köppen climate classification : Cfa, humid climate in all seasons, with very hot summers
    the weather station data (temperatures are calculated for an altitude of 50 m / 165 ft) :
    Pogonia ophioglossoides a gr uk
  photoperiod in Richmond this orchid bloom with a photoperiod, that varies during the year, from 14 h 29 m' to 9 h 31 m'
  life form geophyte
  brightness  full sun
     
inflorescence   lenght 18 - 20 cm (7.2 - 8")
  flores 1, fragrant
  size single flower 4 L 3,5 cm (1.6 L 1.4")
  duration single flower ≈ 20 days
  time to bloom from birth ≈  40 days
     
CITES appendix II

 

 

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