Odontoglossum machupicchuense D.E.Benn. & Christenson 2001 SUBGENUS Serratolaminata

TYPE Drawing by Pastorelli, Bennett & Christenson

Part shade

Common Name The Machu Picchu Odontoglossum [An Archeological site where the species was discovered]

Flower Size 2" [5 cm]

Found in Cusco department of Peru in montane cloud forests at eelvations around 2100 to 2500 meters as a small to medium sized, cold growing epiphyte with ovoid-pyriform, lightly compressed, pale yellow-green pseudobulbs subtended by several, foliaceous sheaths and carrying a single, acpil, linear-oblanceolate, acute, conduplicate below into the petiolate base leaf that blooms in the winter on an axillary, erect, long-pedunculate, peduncel to 10" [25 cm] long, paniculate, to 6 branched, each branch 4 to 6 flowered, to 24" [60 cm] long overall, many flowered inflorescence with ovate-triangular, acute, clasping, much shorter than the ovary floral bracts and carrying pale yellow flowers with irregular brown spots, a yellowish white callous, a pale green basally column turning pale yellow distally, and a yellow anther.

Similar to Cyrtochilum tetraplasium but it has larger markings with the lip markings only at the base, elliptic to elliptic-ovate tepals and a pandurate lip that is acute but does not terminate in a deflexed mucronule.

Synonyms Oncidium machupicchuense (D.E.Benn. & Christenson) M.W.Chase & N.H.Williams 2008

References W3 Tropicos, Kew Monocot list , IPNI ; *Icones Orchidacearum Peruviarum Plate 730 Bennett & Chriostenson 2001 drawing fide; Rudolf Schlechter Die Orchideen Band 1C lieferung 44-45 pg 2763 - 2898 Brieger 2001; AOS Bulletin Vol 77 No 12 2008 as Oncidium macchupichense; LANKESTERIANA 14(1) 2014