| Oncidopsis Larry Sanford | 25 Oct 2020 | Oncidopsis Cambria × Oncidium Brewii |
| Oncidium Noster | 01 Jan 1954 | Oncidium Brewii × Oncidium Palmeri |
| Oncidium Ace | 01 Jan 1938 | Oncidium Brewii × Oncidium Nerissa (1926) |
| Oncidium David Sander (1937) | 01 Jan 1937 | Oncidium Brewii × Oncidium Splendidum (1907) |
| Oncidium Bunty | 01 Jan 1937 | Oncidium Brewii × Oncidium Saint James |
| Oncidium Caramba | 01 Jan 1934 | Oncidium Brewii × Oncidium alexandrae |
| Oncidium Purple Monarch | 01 Jan 1934 | Oncidium Brewii × Oncidium Ganesa |
| Oncidium Jura | 01 Jan 1931 | Oncidium Brewii × Oncidium Doreen |
| Oncidium Algiers | 01 Jan 1931 | Oncidium Brewii × Oncidium The Regent |
| Oncidium Priory | 01 Jan 1931 | Oncidium Brewii × Oncidium Illustrissimum |
| Oncidium Margy | 01 Jan 1930 | Oncidium Brewii × Oncidium Mentone |
| Oncidium Blackcap | 01 Jan 1930 | Oncidium Brewii × Oncidium Souvenir de Victor Hye |
| Oncidium Gadso | 01 Jan 1929 | Oncidium Brewii × Oncidium Verulamium |
| Oncidium Refulgens | 01 Jan 1929 | Oncidium Brewii × Oncidium Cardinale |
| Oncidium Agida | 01 Jan 1927 | Oncidium Brewii × Oncidium Hypatia |
| Oncidium Negra | 01 Jan 1927 | Oncidium Brewii × Oncidium Vuylstekeae (1904) |
| Oncidium Brennus | 01 Jan 1927 | Oncidium Brewii × Oncidium Promerens |
| Oncidium Minnie | 01 Jan 1926 | Oncidium Bradshawiae (1907) × Oncidium Brewii |
| Oncidium Nerissa (1926) | 01 Jan 1926 | Oncidium Brewii × Oncidium Lawrenceanum |
| Oncidium Grisell | 01 Jan 1926 | Oncidium Brewii × Oncidium Henryi |
| Oncidium Ardenbrewii | 01 Jan 1926 | Oncidium Brewii × Oncidium Ardentissimum |
| Oncidium Hivernia | 01 Jan 1926 | Oncidium Brewii × Oncidium Zenobia |
| Oncidium Bruin | 01 Jan 1925 | Oncidium Brewii × Oncidium His Majesty |
| Oncidium Monica (1925) | 01 Jan 1925 | Oncidium Brewii × Oncidium Lambeauiana (1909) |
| Oncidium Redstart | 01 Jan 1925 | Oncidium Brewii × Oncidium Percultum |
| Oncidium Breworthii | 01 Jan 1925 | Oncidium Brewii × Oncidium Charlesworthii (1908) |
| Oncidium Juliana | 01 Nov 1924 | Oncidium Brewii × Oncidium nobile |
| Oncidium Juanita | 01 Jan 1924 | Oncidium Brewii × Oncidium Pharos |
| Oncidium Dolosa | 01 Jan 1924 | Oncidium Brewii × Oncidium harryanum |
| Oncidium Audrey | 01 Jan 1924 | Oncidium Brewii × Oncidium Elsie |
| Oncidium Rene | 01 Sep 1923 | Oncidium Brewii × Oncidium Prince Albert (1907) |
| Oncidium Iris | 01 Jan 1923 | Oncidium Brewii × Oncidium Dusky Monarch |
| Oncidium Duke of York | 01 Jul 1922 | Oncidium Brewii × Oncidium Excellens |
| Oncidium Ruby (1922) | 01 Jan 1922 | Oncidium Brewii × Oncidium Rio Tinto |
| Oncidium Enid | 01 Jan 1922 | Oncidium Brewii × Oncidium Wilckeanum |
| Oncidium Admiral | 01 Jan 1922 | Oncidium Brewii × Oncidium Mars |
| Oncidium Metis | 21 Jul 1921 | Oncidium Brewii × Oncidium Eximium |
| Oncidium Thiasa | 01 Jan 1921 | Oncidium Brewii × Oncidium Aglaon |
| Oncidium Ganesa | 01 Jan 1921 | Oncidium Brewii × Oncidium Président Poincaré |
| Oncidopsis Eva | 01 Jan 1921 | Oncidopsis Harwoodii × Oncidium Brewii |
| Oncidium Hemera | 01 Jan 1921 | Oncidium Brewii × Oncidium Aireworth |
| Oncidopsis Memoria Joseph Charlesworth | 05 Oct 1920 | Miltoniopsis Jules Hye de Crom × Oncidium Brewii |
| Oncidium Laura | 24 Jun 1920 | Oncidium Brewii × Oncidium Coronation (1907) |
| Oncidopsis Brewii | 01 Jan 1920 | Miltoniopsis vexillaria × Oncidium Brewii |