| Oncidium Plump | 18 Mar 2026 | Oncidium Elaine (1906) × Oncidium Charlesworthii (1908) |
| Oncidium Prince Ahmad | 30 Nov 2020 | Oncidium Prince Vultan × Oncidium Charlesworthii (1908) |
| Oncidium Concordia | 21 Nov 2020 | Oncidium Hallio-Crispum × Oncidium Charlesworthii (1908) |
| Oncidopsis Avril Charles | 21 Nov 2020 | Oncidopsis Avril Gay × Oncidium Charlesworthii (1908) |
| Oncidopsis Cambrian Charge | 25 Oct 2020 | Oncidopsis Cambria × Oncidium Charlesworthii (1908) |
| Miltonidium Troubled Red | 25 Oct 2020 | Miltonidium Memoria Mary Kavanaugh × Oncidium Charlesworthii (1908) |
| Oncidium Charlington | 01 Apr 2003 | Oncidium Charlesworthii (1908) × Oncidium Arlington |
| Oncidium Carol Baughman | 24 Mar 1994 | Oncidium Charlesworthii (1908) × Oncidium National Pride |
| Oncidium Pitworth | 01 Jan 1951 | Oncidium Charlesworthii (1908) × Oncidium Pittiae |
| Oncidopsis Champhea | 01 Jan 1949 | Oncidium Charlesworthii (1908) × Oncidopsis Amphea |
| Oncidium Charlette | 01 Jan 1945 | Oncidium Charlesworthii (1908) × Oncidium Marie Antoinette |
| Oncidium Chargia | 01 Jan 1943 | Oncidium Argia × Oncidium Charlesworthii (1908) |
| Oncidium Karmabii | 01 Jan 1937 | Oncidium Charlesworthii (1908) × Oncidium Saint James |
| Oncidopsis Memoria H. H. Smith | 01 Jan 1937 | Oncidium Charlesworthii (1908) × Oncidopsis Nesta |
| Oncidium H. K. Dalton | 01 Jan 1936 | Oncidium Charlesworthii (1908) × Oncidium Columbia |
| Oncidium Claudio | 01 Jan 1935 | Oncidium Charlesworthii (1908) × Oncidium Toreador |
| Oncidium Trianon (1933) | 01 Jan 1933 | Oncidium Charlesworthii (1908) × Oncidium Georgius Rex |
| Oncidium Atys | 01 Jan 1933 | Oncidium Cardinale × Oncidium Charlesworthii (1908) |
| Oncidium Dorcas (1932) | 01 Jan 1932 | Oncidium Charlesworthii (1908) × Oncidium Vega (1922) |
| Oncidopsis Bruges | 01 Jan 1929 | Miltoniopsis vexillaria × Oncidium Charlesworthii (1908) |
| Oncidium Mrs. Gertrud Jeidels | 01 Jan 1928 | Oncidium Charlesworthii (1908) × Oncidium Juliet |
| Oncidium Eleanor | 01 Jan 1927 | Oncidium Charlesworthii (1908) × Oncidium V.C. |
| Oncidium Madge (1926) | 01 Jan 1926 | Oncidium Charlesworthii (1908) × Oncidium Amethyst |
| Oncidium Amboyna | 01 Jan 1926 | Oncidium Charlesworthii (1908) × Oncidium Royal Gem |
| Oncidium Herald | 01 Jan 1926 | Oncidium Charlesworthii (1908) × Oncidium Madeline |
| Oncidium Indra | 01 Jan 1926 | Oncidium Chanticleer × Oncidium Charlesworthii (1908) |
| Oncidium Saint Aubyn | 01 Jan 1925 | Oncidium Charlesworthii (1908) × Oncidium Cooksoniae (1909) |
| Oncidium Breworthii | 01 Jan 1925 | Oncidium Brewii × Oncidium Charlesworthii (1908) |
| Oncidium Ching | 01 Jan 1924 | Oncidium Charlesworthii (1908) × Oncidium Tigrinum |
| Oncidium Ella (1924) | 01 Jan 1924 | Oncidium Charlesworthii (1908) × Oncidium Dusky Monarch |
| Oncidium Rhoda | 01 Jan 1924 | Oncidium Charlesworthii (1908) × Oncidium Aglaon |
| Oncidium Tigrina | 01 Sep 1923 | Oncidium Charlesworthii (1908) × Oncidium tigrinum |
| Oncidium Vanessa | 01 Sep 1923 | Oncidium Charlesworthii (1908) × Oncidium Louise |
| Oncidium Cuprea (1923) | 01 Sep 1923 | Oncidium Charlesworthii (1908) × Oncidium Joan |
| Oncidium Cromer | 01 Jan 1923 | Oncidium Charlesworthii (1908) × Oncidium Joan |
| Cyrtocidium Deception | 01 Jan 1923 | Oncidium Charlesworthii (1908) × Cyrtochilum macranthum |
| Oncidium Brightness | 01 Jan 1922 | Oncidium Charlesworthii (1908) × Oncidium Eva |
| Oncidium Rob Roy | 01 Jan 1922 | Oncidium Charlesworthii (1908) × Oncidium Président Poincaré |
| Oncidium Ultor | 01 Jan 1922 | Oncidium Charlesworthii (1908) × Oncidium Othello (1905) |
| Oncidopsis Aspasia | 01 Jan 1922 | Miltoniopsis Charlesworthii × Oncidium Charlesworthii (1908) |
| Oncidopsis Edna | 01 Dec 1921 | Oncidopsis Harwoodii × Oncidium Charlesworthii (1908) |
| Oncidium Sanderorthii | 01 Nov 1921 | Oncidium Charlesworthii (1908) × Oncidium Sanderae |
| Oncidium Moyra | 01 May 1921 | Oncidium Charlesworthii (1908) × Oncidium vulcanicum |
| Oncidium Eros (1921) | 01 Jan 1921 | Oncidium fuscatum × Oncidium Charlesworthii (1908) |
| Oncidium Vesta (1921) | 01 Jan 1921 | Oncidium Charlesworthii (1908) × Oncidium Prince Albert (1907) |
| Oncidium Mirella | 01 Jan 1921 | Oncidium Charlesworthii (1908) × Oncidium vulcanicum |
| Oncidium Mrs. Pitt | 10 Aug 1920 | Oncidium Charlesworthii (1908) × Oncidium Laelia Sander |
| Oncidium Wansfell | 15 Jul 1920 | na na × Oncidium Charlesworthii (1908) |
| Oncidium Decia | 27 Apr 1920 | Oncidium Charlesworthii (1908) × Oncidium Mars |
| Oncidium Siskin | 01 Jan 1920 | Oncidium Charlesworthii (1908) × Oncidium Sanderae |
| Oncidium Magali Sander (1919) | 01 Jan 1919 | Oncidium Charlesworthii (1908) × Oncidium Magali Sander |
| Oncidium Zenworth | 01 Jan 1919 | Oncidium Charlesworthii (1908) × Oncidium Zena |
| Oncidium Nobworth | 01 Jan 1919 | Oncidium Charlesworthii (1908) × Oncidium nobile |
| Oncidium Parisiana | 01 Jan 1919 | Oncidium Charlesworthii (1908) × na ? |
| Oncidium Hallworth | 01 Jan 1919 | Oncidium Charlesworthii (1908) × Oncidium Hallio-Xanthum |
| Oncidium Hemworth | 01 Jan 1919 | Oncidium Charlesworthii (1908) × Oncidium Hellemense |
| Oncidium Black Prince (1919) | 01 Jan 1919 | Oncidium Charlesworthii (1908) × Oncidium Queen Alexandra |
| Oncidium Ernestii (1918) | 01 Jun 1918 | Oncidium Charlesworthii (1908) × Oncidium Wilckeanum |
| Oncidium Ceres | 13 Apr 1918 | Oncidium Charlesworthii (1908) × Oncidium Elegans (1879) |
| Oncidium Marshal Foch | 01 Jan 1918 | Oncidium Charlesworthii (1908) × Oncidium Vuylstekeae (1904) |
| Oncidium Boltone | 13 Oct 1917 | Oncidium Charlesworthii (1908) × Oncidium Aireworth |
| Oncidium Una (1917) | 01 Sep 1917 | Oncidium Charlesworthii (1908) × Oncidium hallii |
| Oncidium Tigris | 14 Jul 1917 | Oncidium Charlesworthii (1908) × Oncidium Harvengtense |
| Oncidium Memoria Lionel Crawshay | 14 Jul 1917 | Oncidium Charlesworthii (1908) × Oncidium Urania |
| Oncidium Elaine (1917) | 14 Jul 1917 | Oncidium Charlesworthii (1908) × Oncidium Lambeauianum |
| Oncidium Aurea | 14 Jul 1917 | Oncidium Charlesworthii (1908) × Oncidium luteopurpureum |
| Oncidium Hiawatha (1917) | 14 Jul 1917 | Oncidium Charlesworthii (1908) × Oncidium Coronation (1907) |
| Oncidium Borham | 21 Apr 1917 | Oncidium Charlesworthii (1908) × Oncidium Vulcan |
| Oncidium Bermelie | 03 Mar 1917 | Oncidium Charlesworthii (1908) × Oncidium Her Majesty |
| Oncidium Olympia (1916) | 25 Nov 1916 | Oncidium Charlesworthii (1908) × Oncidium Olympia |
| Oncidium Mars (1916) | 14 Oct 1916 | Oncidium Charlesworthii (1908) × Oncidium Lawrenceanum |
| Oncidium Nigella | 14 Oct 1916 | Oncidium Charlesworthii (1908) × Oncidium Thwaitesii |
| Oncidium Orion | 03 Jun 1916 | Oncidium Charlesworthii (1908) × Oncidium Jasper |
| Oncidium Trebizond (1916) | 03 Jun 1916 | Oncidium Charlesworthii (1908) × Oncidium Fascinator |
| Oncidium Verdun (1916) | 11 Mar 1916 | Oncidium Charlesworthii (1908) × Oncidium Armstrongiae |
| Oncidium Gloss | 30 Oct 1915 | Oncidium Charlesworthii (1908) × Oncidium spectatissimum |
| Oncidium Nirvana | 25 Sep 1915 | Oncidium Charlesworthii (1908) × Oncidium naevium |
| Oncidium Cereus | 28 Aug 1915 | Oncidium Charlesworthii (1908) × Oncidium Excellens |
| Oncidium Redwing | 28 Aug 1915 | Oncidium Charlesworthii (1908) × Oncidium Rolfeae |
| Oncostele Luminosa | 05 Jun 1915 | Oncidium Charlesworthii (1908) × Rhynchostele rossii |
| Oncidium Sultan | 24 Apr 1915 | Oncidium Charlesworthii (1908) × Oncidium Crispo-Harryanum |
| Oncostele Rossendale | 01 Jan 1915 | Oncidium Charlesworthii (1908) × Oncostele Ceres |
| Oncidium The Prince (1915) | 01 Jan 1915 | Oncidium Charlesworthii (1908) × Oncidium Adriano-Triumphans |
| Oncidium Rubia | 15 Aug 1914 | Oncidium Charlesworthii (1908) × Oncidium Vuylstekeae (1905) |
| Oncidopsis Insignis (Lambeau) | 15 Aug 1914 | Miltoniopsis Bleuana × Oncidium Charlesworthii (1908) |
| Oncidium Rubens (1914) | 13 Jun 1914 | Oncidium Charlesworthii (1908) × Oncidium Eximium |
| Oncidium Zenobia | 02 May 1914 | Oncidium Charlesworthii (1908) × Oncidium Percultum |
| Oncidium Brackenhurst | 02 May 1914 | Oncidium Charlesworthii (1908) × Oncidium Eximium |
| Oncidium Amata | 01 Jan 1914 | Oncidium Bohnhoffiae × Oncidium Charlesworthii (1908) |
| Oncidium Gratrixiae (1914) | 01 Jan 1914 | Oncidium Charlesworthii (1908) × Oncidium Amabile |
| Oncostele Irene | 01 Jan 1914 | Oncidium Charlesworthii (1908) × Rhynchostele ureskinneri |
| Oncidium Rawdonensis | 01 Jan 1913 | Oncidium Ardentissimum × Oncidium Charlesworthii (1908) |
| Oncidium Patricia | 01 Jan 1913 | Oncidium Charlesworthii (1908) × Oncidium Phoebe (1905) |
| Oncidium Brewii | 01 Jan 1913 | Oncidium Charlesworthii (1908) × Oncidium harryanum |
| Oncidium Madeline | 01 Jan 1912 | Oncidium Charlesworthii (1908) × Oncidium alexandrae |
| Oncidium Elsie | 01 Jan 1912 | Oncidium Charlesworthii (1908) × Oncidium noezlianum |
| Oncidium Joan | 01 Jan 1912 | Oncidium Charlesworthii (1908) × Oncidium Ardentissimum |
| Oncidium Illustris | 01 Jan 1908 | Oncidium Charlesworthii (1908) × Oncidium Illustrissimum |