Rhytionanthos plumatum

Rhytionanthos plumatus

Rhytionanthos plumatum                                                                                                                                                photo C. Solimbergo
taxonomy described by (Ames) Garay, Leslie Andrew  &  Hamer, Fritz  &  Siegerist, Emily S.
  published in       Nordic Journal of Botany  14 : 639    1994
  family Orchidaceae
  subfamily Epidendroideae
  tribe Malaxideae 
  subtribe Dendrobiinae
  genus Rhytionanthos  Garay, Hamer & Siegerist 1994
  metabolism 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 swamp forests in Indonesia (Johor, Sumatra), Papua, The Philippines (Mindanao)

200 - 1000 m (660 - 3300 ft)

  habitat climate informations from Kota Payakumbuh (West Sumatra, Indonesia)
    Köppen climate classification : Af, humid tropical climate of the rainforest
    (without a winter season, more and abundant rainfall)
    the weather station data (temperatures are calculated for an altitude of 600 m / 1980 ft) :
    Rhytionanthos plumatum b gr uk
  photoperiod in Kota Payakumbuh this orchid bloom with a photoperiod, that varies during the year, from 12 h 01 m' to 11 h 59 m'
  life form epiphyte
  brightness    partial shade
inflorescence     length 17 - 20 cm (15.8" - 8"), basal 
  nr flowers 4
  size single flower  7 L 1 cm  (2.8" L 0.4") - inflorescence  7 L 3 cm  (2.8" L 1.2")
  duration inflorescence  ≈ 4 - 5 days
  time to bloom from birth, ≈ 30 days 
CITES appendix II


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