| Dendrobium John NeohDen. John Neohprimary | | Jan 1 1968 | Yeoh Bok Choon |
| Dendrobium Nelly NeohDen. Nelly Neoh | | Jan 1 1968 | Yeoh Bok Choon |
| Dendrobium Liang Chee-HongDen. Liang Chee-Hong | | Jan 1 1968 | Yeoh Bok Choon |
| Aranda Yoong Khee-NamAad. Yoong Khee-Namintergeneric | | Jan 1 1967 | Yeoh Bok Choon |
| Aranda Lily LiangAad. Lily Liangintergeneric | | Jan 1 1967 | Yeoh Bok Choon |
| Aranda Judy LiangAad. Judy Liangintergeneric | | Jan 1 1967 | Yeoh Bok Choon |
| Aranda Dorothy NeohAad. Dorothy Neohintergeneric | | Jan 1 1967 | Yeoh Bok Choon |
| Aranda Peng-Lee YeohAad. Peng-Lee Yeohintergeneric | | Jan 1 1966 | Yeoh Bok Choon |
| Taproanthe Rosaline ZeeTpn. Rosaline Zeeintergeneric | | Jan 1 1966 | Yeoh Bok Choon |
| Aranda Charles KhooAad. Charles Khoointergeneric | | Jan 1 1966 | Yeoh Bok Choon |
| Dendrobium Helen LiangDen. Helen Liang | | Jan 1 1965 | Yeoh Bok Choon |
| Dendrobium Wong-Kiew YoongDen. Wong-Kiew Yoong | | Jan 1 1964 | Yeoh Bok Choon |
| Paravanda Peng-LeePv. Peng-Leeintergeneric | | Jan 1 1964 | Yeoh Bok Choon |
| Dendrobium Neoh Teik-HongDen. Neoh Teik-Hongprimary | | Jan 1 1964 | Yeoh Bok Choon |
| Aranda Queelan YeohAad. Queelan Yeohintergeneric | | Jan 1 1964 | Yeoh Bok Choon |
| Aranda Raymond CheokAad. Raymond Cheokintergeneric | | Jan 1 1964 | Yeoh Bok Choon |
| Dendrobium Beatrice LiangDen. Beatrice Liang | | Jan 1 1964 | Yeoh Bok Choon |
| Aranda Ruby MackenzieAad. Ruby Mackenzieintergeneric | | Jan 1 1963 | Yeoh Bok Choon |
| Papilionanda KatongPda. Katongintergeneric | | Jan 1 1962 | T.M.A. |
| Dendrobium BulbulDen. Bulbul | | Jan 1 1962 | Singapore BG |
| Dendrobium Amy EngDen. Amy Eng | | Jan 1 1962 | Yeoh Bok Choon |
| Aranda Eric MekieAad. Eric Mekieintergeneric | | Jan 1 1962 | Singapore BG |
| Aranda QueelianAad. Queelianintergeneric | | Jan 1 1962 | Yeoh Bok Choon |
| Aranda Gim TiewAad. Gim Tiewintergeneric | | Jan 1 1961 | Yeoh Bok Choon |
| Spathoglottis IstanaSpa. Istana | | Jan 1 1961 | Yeoh Bok Choon |
| Spathoglottis Doctor YeohSpa. Doctor Yeoh | | Jan 1 1961 | Lim Hong Hee |
| Papilionanda Chew Gim TuanPda. Chew Gim Tuanintergeneric | | Jan 1 1961 | Choo Yeok Koon |
| Papilionanda Lilian YeohPda. Lilian Yeohintergeneric | | Jan 1 1961 | Wm.Kirch Orchids |
| Dendrobium Lim Phaik YeongDen. Lim Phaik Yeong | | Jan 1 1961 | Yeoh Bok Choon |
| Dendrobium Geo MacKenzieDen. Geo MacKenzieprimary | | Jan 1 1961 | Yeoh Bok Choon |
| Papilionanda Quee-Lan YeohPda. Quee-Lan Yeohintergeneric | | Jan 1 1959 | Yeoh Bok Choon |
| Dendrobium Peng-Lee YeohDen. Peng-Lee Yeoh | | Jan 1 1959 | Yeoh Bok Choon |