Ascocentrum christensonianum Haager 1993
Photo by Jay Pfahl
Photos by Billie Roth
to 
Common Name Christenson's Ascocentrum [American Botanist and Orchid Enthisiast 2012]
Flower Size .6" [1.4 cm]
Found in Vietnam in semi-deciduous and deciduous dry lowland forests at elevations of sealevel to 700 meters on the branches of forest trees as a miniature to medium sized, hot to warm growing, monopodial epiphyte that has an erect stem enveloped completely by leaf bearing sheaths carrying reddish to green, strap shaped, acutely tridenticulate apically leaves that blooms in the spring and fall on an erect, axillary, 4 to 6" [10 to 15 cm] long, several flowered inflorescence.
Synonyms Vanda christensoniana ( Haager ) L.M.Gardiner 2012
References W3 Tropicos, Kew Monocot list , IPNI ; *Orchid Digest Vol 57 No 1 1993 photo fide;A to Z of SE Asian Orchid Species O'Byrne 2001; Rudolf Schlechter Die Orchideen Band 1C lieferung 42 - 43 pg 2626 - 2762 Brieger 2001; AOS Bulletin Vol 74 No 1 2005 photo fide; Flora's Orchid Nash & La Croix 2005; AOS Bulletin Vol 78 No 2 2009 photo fide; Mille et Une Mini Orchideees Roguenant 2009 photo fide; AOS Bulletin Vol 80 #7 2011 photo fide; AOS Bulletin Vol 81 #2 2012 photo fide; AOS Bulletin Vol 85 #9 2016 as Vanda christonsoniana photo ok; AOS Bulletin Vol 86 #6 2017 as Vanda Christensoniana photo fide; AOS Bulletin Vol 89 #11 2020 as Vanda christensoniana photo fide;
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