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Orchid Species: Masdevallia deorsum

Kew currently accepted name is Masdevallia caesia

Masdevallia deorsum is an orchid species identified by Rolfe in 1900. Culture information and photos for this orchid are commonly detailed under the currently accepted name of Masdevallia caesia.
Genus
Masdevallia (Masd.)
Grex
deorsum
Parents
Species
Author
Rolfe
Year
1900
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ORIGIN: A small sized, pendant, cold to cool growing and flowering epiphytic species found in southwestern Colombia in cloud forests at elevations of 1600 to 2200 meters.

DESCRIPTION: A small sized, pendant, cold to cool growing and flowering epiphytic species found in southwestern Colombia in cloud forests at elevations of 1600 to 2200 meters with stout descending ramicauls enveloped basally by 2 to 3 loose, tubular sheaths carrying a single, apical, erect, coriaceous, suffused with bluish purple, narrowly obovate, obtuse leaf that is gradually narrowed into the base, blooming on a descending, 1 to 2 [2.5 to 5 cm] long, purple dotted, single flowered inflorescence arising from near the base of the ramicaul with a basal bract and a tubular floral bract holding the large, stinking flower amid the leaves.

FLOWER SIZE: 5 to 9 1/2 inch [12.5 to 23 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Masdevallia Masd caesia 1883 Roezl
Add+ Masdevallia Masd deorsa
Add+ Masdevallia Masd metallica 1925 F.Lehm. & Kraenzl.
Add+ Byrsella Byrsella caesia 2006 (Roezl) Luer
Most awarded/recent cultivars: Masd. caesia 'Ton' (2 awards in 2013) Masd. caesia 'Claus Holm' (2 awards in 2010) Masd. caesia 'Stony Point' (2 awards in 1995) Masd. caesia 'Par-O-Bek Buggy' (2 awards in 1988) Masd. caesia 'Lössnitzperle' (2013) Masd. caesia 'Golden Gate' (2006) Masd. caesia 'Susan Greer' (2002) Masd. caesia 'Jayne' (1997) Masd. caesia 'Thank You Walter' (1996) Masd. caesia 'Silas' (1996) Masd. caesia 'Cow Hollow' (1991) Masd. caesia 'Stinky' (1990) Masd. deorsa 'J & L' (1973)
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