Bletilla striata albomarginata

 Bletilla striata alba

Bletilla striata var. albomarginata                                                                                                                                photo  C. Solimbergo
taxonomy       described by     (Thunberg) Reichenbach, Heinrich Gustav                                                                            
  published in     Botanische Zeitung (Berlin)  36 :75    1878
var.albomarginata described by Makino, Tomitaro 
  published in Journal of Japanese Botany  6 :31    1929
taxonomy Family Orchidaceae
  Subfamily Epidendroideae
  Tribe Arethuseae
  Subtribe Coelogyninae
  Genus Bletilla  Reichenbach f. 1852-3
  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 origin

evergreen forests, conifers,meadows, in Birmania, China (Anhui, Fujian, Guansu, Guangdong, Guangxi, Guizhou,


Hubei, Hunan, Mt. Mangshan, Yizhang, Jiangxi, Shaanxi, Sichuan, Zhejiang, Yunnan, Wolong), Japan, South Korea

  altitude 650 - 1800 m (2145 - 5940 ft)                  
  ambiente  climate informations from Jiangxi (Jiangxi, China)
    Köppen climate classification : Cfa, humid subtropical climate in all seasons, with very hot summers
    the weather station data (temperatures are calculated for an altitude of 1300 m / 4290 ft) :
    Bletilla striata albo a gr uk
  photoperiod in Jiangxi this orchid bloom with a photoperiod, that varies during the year, from 13 h 30 m' to 10 h 30 m'
  life form geophyte
  brightness   partial shade
inflorescence length 28 - 40 cm (11.2" - 16"), apical
  no flowers  4 - 6
  size single flower 5 L 5 cm (2" L 2")
  duration inflorescence30 days
  time  to bloom from birth, ≈ 10-14 days
CITES appendix II

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