Heterotaxis valenzuelana

Maxillaria valenzuelana

Heterotaxis valenzuelana                                                                                                                                                                                 photo C. Solimbergo
(Maxillaria valenzuelana)  
taxonomy described by Ojeda, Isidro  &  Carnevali, German
published in Novon  15 ( 4 ) : 581    12 dicembre 2005
family Orchidaceae
subfamily Epidendroideae
tribe Cymbidieae
subtribe Maxillariinae
genus Heterotaxis  Lindley 1826

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 humid cloud forests in the Carabbean (Cuba), Nicaragua (Zelaya), Costa Rica, Panama, Trinidad & Tobago,  
Venezuela, Colombia, Ecuador (Napo), Brazil
altitude  180 - 1600 m  (594 - 5280 ft)

climate informations from Canaan (Sangre Grande, Trinidad & Tobago)

    Köppen climate classification : Am, tropical monsoon climate (a dry season and a wet season very rainy)
    the weather station data (temperatures are calculated for an altitude of 900 m / 2970 ft) : 
    Heterotaxi valenzuelana a gr uk
  photoperiod  in Canaan this orchid bloom with a photoperiod, that varies during the year, from 12 h 44 m' to 11 h 16 m'
life form epiphyte or litophyte
brigthness    partial shade
inflorescence     length 1 cm  (0.4"), axillary
nr flowers
size single flower  2 L 3 cm  (0.8" L 1.2")
duration single flower, ≈ days
time to bloom from birth, ≈ 6 - 8 days             
CITES appendix II

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