× Odontioda vuylstekeae (cultivar Royal Gem)- Curtis' 130 (Ser. 3 no. 60) pl. 7964 (1904), John Nugent Fitch, 1904
Illustration of × odontioda vuylstekeae (cochlioda noezliana × odontoglossum nobile)
according to the american joint committee on horticultural nomenclature (here) this is cultivar "royal gem". Date: 1904.
Author: M. S. del. ( = Matilda Smith, 1854-1926), J. N. Fitch lith. ( = John Nugent Fitch, 1840–1927), Description by William Botting Hemsley (1843–1924)Source: https://commons.wikimedia.org/