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total 95
Genus Species registrant (originator) Year Parentage
Bulbophyllum Xanthippe G.Truex (T.Perlite) 2009 Bulb. amplebracteatum subsp. carunculatum × Bulb. orthoglossum
Cattleya Xanthina Black & Flory (Black & Flory) 1916 C. Ophir × C. Psyche
Cattleya Xanthina Colman (Colman) 1913 C. Phryne × C. tenebrosa
Cattleya Xantho Spots W.A.Baker (W.A.Baker) 2005 C. Penny Kuroda (Penny Kuroda Gp) × C. xanthina
Cattleya Xanthorubra Sanders[St Albans] (Sanders[St Albans]) 1931 C. S. W. Flory × C. Tityus
Cattleya Xanthus Bruno Schroder (Bruno Schroder) 1925 C. Illustris × C. Hardyana
Cattlianthe Ximenes J.Binnie (J.Binnie) 1984 C. Sugar Plum × Ctt. Trick or Treat
Cymbidium Xantha J.Nelson (Pinneri) 1967 Cym. Erie × Cym. Cariga
Cymbidium Xanthalba Pinneri (Pinneri) 1967 Cym. Balkis × Cym. Ripon
Cymbidium Xanthic R.Tucker (R.Tucker) 2006 Cym. Key Largo × Cym. Pure Choice
Cymbidium Xanthos Pinneri (Pinneri) 1960 Cym. Ripon × Cym. Alexanderi
Cymbidium Xcellent N.Lenkic (N.Lenkic) 2017 Cym. Elusive Butterfly × Cym. Butterfly Magic
Cymbidium Xenia E. de R. (E. de R.) 1962 Cym. Sussex Moor × Cym. Balkis
Cymbidium Xmas Night Ridgeway (Ridgeway) 1973 Cym. Christmas Green × Cym. Twelfth Night
Cymbidium Xyloid R.Tucker (R.Tucker) 2006 Cym. Firewheel × Cym. Doctor Baker
Dendrobium Xanthoalbum Miss Wrigley (Miss Wrigley) 1939 Den. Cybele × Den. Chlorostele
Dendrobium xanthocentrum auct. 1890 na × na
Dendrobium Xingnan 75 Xingnan (Toh Peng Chuan) 2007 Den. Udom Gold × Den. Madame Uraiwan
Dendrobium Xinmin Secondary School Xinmin (Xinmin) 2004 Den. Mother Teresa × Den. Tuang Pink
Dendrobium Xsarador A.L.K.Yick (Xinmin) 2008 Den. Million Gold × Den. discolor
Dendrobium Xuanxuan Z.Chen (Z.Chen) 2018 Den. falconeri × Den. shixingense
Dendrobium Xuexia A.L.K.Yick (A.L.K.Yick) 2011 Den. Sonia × Den. Chao Praya Smile
Disa Xavier et Maxime Dumont A.Dumont (A.Dumont) 2017 Disa kewensis × Disa Auratkew
Dracuvallia xenos Natural hybrid Masd. picturata × na
Guaricattonia Xavier Hamilton Claude Hamilton (Claude Hamilton) 2011 Gct. Michael Sampson × Ctna. Marley Beckford
Ludochilus Xi-Xue Yih-Juh Shiau (Yih-Juh Shiau) 2005 Lus. discolor × Anct. formosanus
Masdevallia Xanthino-Veitchiana R&H (R&H) 1909 Masd. veitchiana × Masd. xanthina
Masdevallia Ximena Neira Ecuagenera (Ecuagenera) 2012 Masd. datura × Masd. rex
Miltonia Xenia A.Schilliger (A.Schilliger) 1991 Milt. bluntii × Milt. clowesii
Miltonia Xenia's Cove Woodland (Woodland) 2004 Milt. Sandy's Cove × Milt. Xenia
Miltonidium Xibalba H.Rohrl (H.Rohrl) 2002 Mtdm. Delectable × Onc. Tzeltal
Oncidesa Xiaonanfeng Zhang & Tian (Zhang & Tian) 2017 Gom. varicosa × Oncsa. Jiuhbao Gold
Oncidium Xanadu Chieri Orch. (Chieri Orch.) 1992 Onc. Lemon Drop × Onc. Talkeetna
Oncidium Xannene Charlesworth Ltd. (Charlesworth Ltd.) 1945 Onc. Ivorine × Onc. alexandrae
Oncidium Xanthea Charlesworth Ltd. (Charlesworth Ltd.) 1928 Onc. Citrinum × Onc. Xanthinum
Oncidium Xanthea Charlesworth Ltd. (Charlesworth Ltd.) 1927 Onc. Madeline × Onc. Antinous
Oncidium Xanthinum Charlesworth Ltd. (Charlesworth Ltd.) 1917 Onc. Ardentissimum × Onc. luteopurpureum
Oncidium Xerxes Crawshay (Crawshay) 1912 Onc. Illustre × Onc. Vuylstekei
Oncidium Xmas Cheer R.Dugger (R.Dugger) 1986 Onc. Marie Noel × Onc. Carisette
Oncidium Xochimilco J.Posada (J.Posada) 1988 Onc. Mackenzie Mountains × Onc. Pecas
Oncidium Xocolatl H.Rohrl (H.Rohrl) 2002 Onc. Robesca × Onc. Nicky Strauss
Paphiopedilum Xanadu Stewart Inc. (John E.Wilson) 1976 Paph. Hellas × Paph. Thor de Burc
Paphiopedilum Xanana Papa Aroha (Papa Aroha) 2004 Paph. Salamander × Paph. Xanadu
Paphiopedilum Xanero Woodstream (B.Fraser) 2011 Paph. Xanana × Paph. Ranchero
Paphiopedilum Xanthophyllum R.H.Measures (R.H.Measures) 1893 Paph. hookerae × Paph. mastersianum
Paphiopedilum Xantippe Armstrong/Brown (Armstrong/Brown) 1936 Paph. Gwen Hannen × Paph. Sir Trevor
Paphiopedilum Xasoant de Paris Marcel Lecoufle (Marcel Lecoufle) 2015 Paph. Casoar × Paph. Xclnt
Paphiopedilum Xavier Stewart Inc. (Stewart Inc.) 1973 Paph. Langley Pride × Paph. Oxus
Paphiopedilum Xclnt Rod McLellan Co. (Rod McLellan Co.) 1972 Paph. Redezelle × Paph. Matcheck
Paphiopedilum Xebec Stewart Inc. (Stewart Inc.) 1980 Paph. superbiens × Paph. Salinas
Paphiopedilum Xenophon Bruce-Wrigley (Bruce-Wrigley) 1921 Paph. Draco × Paph. insigne
Paphiopedilum Xerxes Charlesworth Ltd. (Charlesworth Ltd.) 1937 Paph. Hercules × Paph. Orphanum
Paphiopedilum Xie Xie D.Pulley (D.Pulley) 2000 Paph. glaucophyllum × Paph. tigrinum
Paphiopedilum Xiuya Flying Swallow Xiu Ya Orch. (Xiu Ya Orch.) 2009 Paph. Saint Low × Paph. rothschildianum
Paphiopedilum Xiuya Lebeau Xiuya Orchids (Xiuya Orchids) 2010 Paph. Vanguard × Paph. Gary Romagna
Paphiopedilum Xochiquetzal Svoboda Jr,A.C. (Svoboda Jr,A.C.) 1998 Paph. Rubicelle × Paph. Winston Churchill
Paphiopedilum Xquist Orchid Zone (T.Root) 1994 Paph. Xclnt × Paph. Amanda
Paphiopedilum Xuthus R.Young (R.Young) 1901 Paph. appletonianum × Paph. Chloroneurum
Papilionanda Xi Jinping-Peng Liyuan Singapore Bot.Gdns (Singapore Bot.Gdns) 2015 V. Kulwadee Fragrance × Ple. Miss Joaquim
Phalaenopsis Xanadu Hausermann (Hausermann) 1993 Phal. Sandra Tullis Galaxy × Phal. violacea
Phalaenopsis Xanthein C.Beard (C.Beard) 1968 Phal. Valfas × Phal. mannii
Phalaenopsis Xenia C.Beard (C.Beard) 1973 Phal. Melba Burnett × Phal. Evening Rose
Phalaenopsis Xeno's Tangelo M.Metzger (M.Metzger) 2003 Phal. Donald Rigg × Phal. Golden Bells
Phalaenopsis Xerox C.Beard (C.Beard) 1970 Phal. Jimmy Mize × Phal. cochlearis
Phalaenopsis Xray C.Beard (C.Beard) 1972 Phal. Ruby Zada × Phal. Bright Stripes
Phalaenopsis Xylophone C.Beard (C.Beard) 1973 Phal. Ruby Zada × Phal. Lois Jansen
Phalaenopsis Xyloyouth de Paris Marcel Lecoufle (Marcel Lecoufle) 2014 Phal. Xylophone × Phal. Youthful
Phalaenopsis Xyster C.Beard (C.Beard) 1973 Phal. Palette × Phal. Cindy Brandt
Pleione Xanadu M.J.Hazelton (M.J.Hazelton) 2002 Pln. formosana × Pln. Surtsey
Pleione Xian M.J.Hazelton (M.J.Hazelton) 2014 Pln. formosana × Pln. kohlsii
Renantanda Xenos' Ample Red M.Metzger (M.Metzger) 1998 Rntda. Red Lava × V. ampullacea
Renantanda Xenos' Arena Roja M.Metzger (M.Metzger) 1999 Rntda. Red Lava × V. Sandpiper
Renanthopsis Xanadu Gro-Tek (Gro-Tek) 1979 Rnthps. Salute × Phal. sumatrana
Rhynchobrassoleya Xandosa A.Tharp (Stewart Inc.) 1978 B. nodosa × Rlc. Xanthette
Rhyncholaeliocattleya X-ray Vision D.Pulley (D.Pulley) 2002 Rlc. Esther Costa × C. Horace
Rhyncholaeliocattleya Xandor Charlesworth Ltd. (Charlesworth Ltd.) 1946 Rlc. Xanthea × C. Heliodor
Rhyncholaeliocattleya Xanno J.Milton Warne (J.Milton Warne) 1947 Rlc. Xanthea × C. Mimbreno
Rhyncholaeliocattleya Xanset Glory Su Hong-Tzer (Su Hong-Tzer) 1976 Rlc. Daffora × C. Waianae Sunset
Rhyncholaeliocattleya Xanthea Charlesworth Ltd. (Charlesworth Ltd.) 1928 Rlc. The Baroness × Rlc. Sofrano
Rhyncholaeliocattleya Xanthedo Charlesworth Ltd. (Charlesworth Ltd.) 1939 Rlc. Xanthea × C. Mrs. Medo
Rhyncholaeliocattleya Xanthelia Charlesworth Ltd. (Charlesworth Ltd.) 1945 Rlc. Ophelia × Rlc. Xanthea
Rhyncholaeliocattleya Xanthette S.A. (S.A.) 1948 Rlc. Midenette × Rlc. Xanthedo
Rhyncholaeliocattleya Xanthon Alberts/Merkel (Dane) 1955 Rlc. Xanthea × C. Joyce Hannington
Rhyncholaeliocattleya Xanworth Jones & Scully (Jones & Scully) 1963 Rlc. Xanthedo × C. Charlesworthii
Rhyncholaeliocattleya Xavier Dierckx Cholet (Cholet) 1956 C. Fragonard × Rlc. Veronique
Rhyncholaeliocattleya Xenium Rod McLellan Co. (Rod McLellan Co.) 1966 C. xanthina × Rlc. Blanche Okamoto
Rhyncholaeliocattleya Xin-Zhi Beauty Xin Zhi Orch. (Xin Zhi Orch.) 2006 Rlc. Tsutung Beauty × Rlc. Chyong Guu Chaffinch
Rhyncholaeliocattleya Xin-Zhi Charming Xin Zhi Orch. (Xin Zhi Orch.) 2006 Rlc. Chunyeah × Rlc. Xin-Zhi Beauty
Rhyncholaeliocattleya Xmas J.Rehfield (J.Rehfield) 2004 Rlc. Norman's Bay × C. Walter Derrin
Rhyncholaeliocattleya Xsara Hill's L.Barreto (L.Barreto) 2003 C. harpophylla × Rlc. Faye Miyamoto
Rhyncholaeliocattleya Xualla Carter & Holmes (Carter & Holmes) 1982 Rlc. Manoa Valley × Rlc. Faye Miyamoto
Sarcochilus Xanthia N.Roper (N.Roper) 2014 Sarco. Gail × Sarco. Roberta
Vanda Xanadu's Gold J.Cave (P.Chanudomchok) 1982 V. Aurawan × V. Citron Beauty
Vanda Xena R.F. Orchids (R.F. Orchids) 2008 V. Memoria Thianchai × V. tessellata
Vandaenopsis Xenos' Delores M.Metzger (M.Metzger) 2004 V. Paki × Phal. equestris