Graphorkis lurida

Graphorkis lurida 

Graphorkis lurida                                                                                                                                                             photo C. Solimbergo
taxonomy described by (Swartz)  Kuntze, Carl Ernst Otto
published in  Revisio Generum Plantarum  2 : 662    1891
family Orchidaceae
subfamily Epidendroideae
tribe Cymbidieae
subtribe Eulophiinae
genus Graphorkis  Thouras 1822

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 forests in Burundi, Cameroon (Meme Barombi, Kumba, Mt. Cameroon, Limbe, Muambong Tombel, Ambas Bay),
Congo, Guinea, Gabon (Estuaire, Moyen-Ogoove, Nyanga, Invido, Woleu-Ntem), Ghana (Togo, Amedzofe),
Guinea (Nzèrèkorè, Lola), Ivory Coast, Liberia, Nigeria (Onitsha, Plateau, Zaria), Senegal, TanzaniaUganda, 
Sierra Leone (Fairo, Soro), Zaire
altitude 0 - 1250 m (0 - 4125 ft)

climate informations from Tchibanga (Nyanga, Gabon)

    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 600 m / 1980 ft) :
    Graphorkis lurida a gr uk
  photoperiod   in Tchibanga this orchid bloom with a photoperiod, that varies during the year, from 12 h 10 m' to 11 h 50 m'
life form epiphyte
brightness    partial shade to low
inflorescence     length 38 - 43 cm  (15.2" - 17.2"), basal  
nr flowers 120 - 150
size single flower  1.5 L 1.5 cm (0.6" L 0.6") - inflorescence  20 L 18 cm  (8" L 7.2")
duration inflorescence ≈ 30 days
time to bloom from birth, ≈ 20 - 30 days      
CITES appendix II


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