Zygopetalum bolivianum Zygopetalum brachypetalum Zygopetalum intermedium Zygopetalum intermedium Zygopetalum mackayi Zygopetalum rivieri Zygopetalum sincoranum Zygopetalum mackayi var. intermedium Eulophia mackaiana Zygopetalum mackayi var. parviflorum Zygopetalum mackayi var. charlesworthii Zygopetalum maculatum f. charlesworthii Zygopetalum massangei Zygopetalum protheroeanum Zygopetalum pallidum Zygopetalum intermedium var. peruvianum Zygopetalum mackayi var. pictum Zygopetalum brachypetalum var. pallidum
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024