Masdevallia thienii Dodson 1977 SUBGENUS Polyantha SECTION Polyanthae SUBSECTION Successiviflorae Luer 2000

Photo by Lourens Grobler

Side View of Flower

Photo by Jorge Mario Munera

TYPE Drawing

TYPE Drawing by Calaway Dodson

Deep Shade Hot Warm Spring Summer Fall

Common Name or Meaning Thien's Masdevallia [American Botanist 1900's]

Flower Size 2" [5 cm]

Found in Costa Rica, Panama, Colombia and Ecuador in rainforests at elevations around 100 to 1000 meters as a miniature sized, hot to warm growing epiphyte with slender, erect ramicauls enveloped basally by 2 to 3, loose tubular sheaths and carrying a single, apical, erect, coriaceous, elliptical, acute, cuneate below into the channeled petiolate base leaf that blooms in the spring, summer and fall on a horizontal, arising from low on the ramicaul, with 3 distant bracts, slender, 3.6 to 8" [9 to 20 cm] long, subcongested, successively few flowered, racemose inflorescence with tublar, shorter than the ovary floral bracts.

"Similar to Masdevallia sprucei but differs in the bilabiate lip and the different inflorescence.

Synonyms Alaticaulia thienii (Dodson) Luer 2007; Reichantha thienii (Dodson) Luer 2006

References W3 Tropicos, Kew Monocot list , IPNI ; * Selbyana 2:54 Dodson 1977 drawing fide; Icones Planetarum Tropicarum Plate 141 Dodson 1980 drawing ok; Native Colombian Orchids Vol 2 COS 1991 photo fide; Icones Pleurothallidinarum Vol XIX Masdevallia Part 1 Luer 2000 drawing ok; Masdevallia's in Kleur Vol 1 P M Oversteegen, Eisses & A P Sijm 2001 photo fide; Native Ecuadorian Orchids Vol 3 Dodson 2002 drawing ok; Manual de Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003; Orquideas de la Serrania del Baudo Misas Urreta 2006 drawing/photo fide; Icones Pleurothallidinarum Vol XXVIII Luer 2006 as Reichantha thienii; Icones Pleurothallidianrum Vol XXIX A Third Century of Stelis of Ecuador Systematics of Apoda-Prorepentia Luer 2007as Alaticaulia thienii; Libro Rojo de Plantas De Colombia Vol 6 Primera Parte Saenz 2007; Orchids Masdevallia with its segregates including Dracula Zelenko 2014 photo fide; Vanishing Beauty, Native Costa Rican Orchids Vol 2 Lacaena to Pteroglossa Pupulin 2020 photo fide