Masdevallia lansbergii Rchb.f. 1859 SUBGENUS Masdevallia SECTION Triotosiphon ( Schltr. ) H.R.Sweet 1978

Photo by © Milan Vágner

Common Name Lansberg's Masdevallia [Dutch orchid collector in Venezuela 1800's]

Flower Size .4" [1 cm]

Found in Venezuela and French Guiana at elevations of 500 to 900 meters as a mini-miniature sized, warm growing epiphyte with slender, erect ramicauls enveloped basally by 2 to 3 close, tubular sheaths and carrying a single, apical, erect, coriaceous, narrowly obovate, subacute to obtuse, gradually narrowing below into the indistinct petiolate base leaf that blooms in the winter and spring on an erect, slender, 1.2 to 2" [3 to 5 cm] long, single flowered inflorescence with a bract below the middle and a tubular floral bract.

Synonyms Physosiphon lansbergii (Rchb.f.) L.O.Williams 1939; Triotosiphon lansbergii (Rchb.f.) Luer 2006

References W3 Tropicos, Kew Monocot list , IPNI ; Venezuelan Orchids Vol 2 Dunsterville & Garay 1961 as Physosiphon lansbergii drawing ok; AOS Bulletin Vol 36 #9 1967 asw Physosiphon lansbergii; Flora de Venezuela Foldats Volumen XV Part 3 1970 as Physosiphon lansbergii drawing fide; Die Orchideen 3 Auflage Bd 1 Sonderabdruck aus Schlechter Lieferung 7 385 - 448 Brieger, Maatsch and Senghas 1975; Orchids of Venezuela An Illustrated Field Guide Vol 2 Dunsterville & Garay 1979 drawing ok; Orchids of Venezuela [An illustrated field guide] Vol. 2 Ramiro and Carnevali 2000 drawing fide; Masdevallia's in Kleur Vol 1 P M Oversteegen, Eisses & A P Sijm 2001 photo fide; Icones Pleurothallidinarum Vol XXV Masdevallia Part 5 Luer 2003 drawing fide; Icones Pleurothallidinarum Vol XXVIII Luer 2006 as Triotosiphon lansbergii; Orchids Masdevallia with its segregates including Dracula Zelenko 2014 photo fide;

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