Waibengara (Wai) = Aerides x Ascocentrum x Phalaenopsis x Rhynchostylis x Vanda
Wailaiara (Wlra) = Aerides x Arachnis x Ascocentrum x Rhynchostylis x Vanda
Waireia (Wre)
Waironara (Wrna) = Aerides x Renanthera x Rhynchostylis x Vanda
Waiyengara (Wyg) = Aerides x Arachnis x Ascocentrum x Renanthera x Rhynchostylis x Vanda
Warneara (Wnra) = Comparettia x Oncidium x Rodriguezia
Warrea (Wra)
Warscewiczella (W)
Watsonara (Wts) = Brassia x Odontoglossum x Oncidium x Trichocentrum
Westara (Wsta) = Brassavola x Broughtonia x Cattleya x Laelia x Schomburgkia
Wilburchangara (Wbchg) = Broughtonia x Cattleya x Epidendrum x Schomburgkia
Wilhelmara (Whm) = Brassia x Miltonia x Rhynchostele
Wilkara (Wlk) = Ascocentrum x Neofinetia x Phalaenopsis
Wilkinsara (Wknsra) = Ascocentrum x Vanda x Vandopsis
Williampriceara (Wmp) = Anguloa x Lycaste x Pabstia x Promenaea x Zygopetalum
Wilsonara (Wils) = Cochlioda x Odontoglossum x Oncidium
Wingfieldara (Wgfa) = Aspasia x Brassia x Odontoglossum
Wiseara (Wse) = Anguloa x Lycaste x Xylobium
Withnerara (With) = Aspasia x Miltonia x Odontoglossum x Oncidium
Wooara (Woo) = Brassavola x Broughtonia x Epidendrum