Hexisea bidentata

Hexisea bidentata 

Hexisea bidentata                                                                                                                                                          photo C. Solimbergo
taxonomy described by Lindley, John
published in Journal of Botany  1 : 8    1834
family Orchidaceae
subfamily Epidendroideae
tribe Epidendreae
subtribe Laeliinae
genus Hexisea  Lindley 1834

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 Mexico (Jalisco, El Rinchon), Honduras, Nicaragua, El Salvador, Costa Rica (Alajuela, Guanacaste,
    Heredia, Osa, Puntarenas, Sarapiquì), Panama (Sona, Montijo, Veraguas, Chiriquì), Guyana,
    Venezuela (Amazonas, Bolivar), Colombia, Ecuador, Brazil (Roraima, Serra Tepequem, Alto Alegre)
altitude 0 - 1500 m  (0 - 4950 ft)

climate informations from Marabuna (Barima-Waini, Guyana)

    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 750 m / 2475 ft) :
    Hexisea bidentata a gr uk
  photoperiod   in Marabuna this orchid bloom with a photoperiod, that varies during the year, from 12 h 32 m' to 11 h 28 m'
life form epiphyte
brightness    partial shade
inflorescence     length 1 cm  (0.4"), apicale
nr flowers 3 - 5
size single flower  2 L 2 cm  (0.8" L 0.8") - inflorescence  3.5 L 3.5 cm  (1.4" L 1.4")
duration inflorescence30 days
time to bloom from birth, ≈ 10 days      
CITES appendix II

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