Xylobium squalens (Lindl.) Lindl. 1825 Photo by Ecuagenera and their Ecuador Orchid Site

Common Name or Meaning The Scaly Xylobium

Flower Size 1.25" [3.1 cm]

Found in Costa Rica, Peru and northern Brazil at elevations around 1350 to 1400 meters as a large sized, cool growing epiphyte with aggregate, erect, ovoid-oblong, transversly rounded, rugose in time pseudobulbs carrying 2, apical, erect, plicate, 5 nerved, oblong-lanceolate, acuminate to acute, attenuate below into the subpetiolate base leaves that blooms in the spring on an ascending to horizontal, 3.2 to 8" [8 to 20 cm] long, several flowered inflorescence with linear-lanceolate, long acuminate, as long as the ovary floral bracts.

Synonyms *Dendrobium squalens Lindl. 1823; Dendrobium undulatum (Ruiz & Pav.) Pers. 1807; Maxillaria squalens (Lindl.) Hook. 1829; Maxillaria squalens var genuina Mutel 1840; Maxillaria squalens var taffinii Mutel 1840; Maxillaria undulata Ruiz & Pav. 1798; Xylobium squalens f. major Hoehne 1919; Xylobium squalens var major Hoehne 1916; Xylobium squalens var obscurum Cogn. 1902; Xylobium squalens var stenopetalum Cogn. 1902; Xylobium squalens var taffinii [Makoy] Cogn. 1902; Xylobium undulatum (Ruiz & Pav.) Rolfe 1912

References W3 Tropicos, Kew Monocot list , IPNI ; Bonplandia Rchb.f 1853; Die Orchideen Schlechter 1915; Atlas des Orchidees Cultivees Constantin 1920 drawing ok; Iconografia de Orchidaceae Do Brasil Hoehne 1949 drawing fide; Flora Brasilica Vol XII VII 115-147 Hoehne 1953 drawing fide; Flora Brasilica Vol XII VII 115-147 Hoehne 1953 as X squalens var toffinii; Flora Brasilica Vol XII VII 115-147 Hoehne 1953 as X squalens var atenopetalum; Flora Brasilica Vol XII VII 115-147 Hoehne 1953 as X squalens var obscurum; Flora Brasilica Vol XII VII 115-147 Hoehne 1953 as X squalens var major drawing fide; Venezuelan Orchids Illustrated Vol 2 Dunsterville & Garay 1961 as X variegatum drawing fide; Orchids of Venezuela An Illustrated Field Guide Vol 2 Dunsterville & Garay 1979 as X variegatum drawing fide; Rudolf Schlechter Die Orchideen Band 1B lieferung 30 1841 - 1904 Brieger 1994; Orchids of Venezuela [An illustrated field guide] Vol. 3 Ramiro and Carnevali 2000 drawing fide; Manual de Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003; Native Ecuadorian Orchids Vol 5 Dodson 2004 photo ok;

The Orchidaceae of Ruiz & Pavón’s “Flora Peruviana et Chilensis”. A taxonomic study. II Franco Pupulin 2012 as Maxillaria undulata drawing fide;

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