- 1. Alexander, Crinan
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- Rosaceae (Spiraeoideae, Co-author, published)
- 2. Bartholomew, Bruce
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- Rosaceae (Prunoideae, Co-author, published)
- 3. Boufford, David E.
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- 4. Brach, Anthony R.
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- Rosaceae (Cotoneaster, Co-author, published)
- 5. Endress, Peter K.
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- 6. Gu, Cuizhi (谷粹芝)
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- 7. Ikeda, Hiroshi
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- Rosaceae (Rosoideae (excl. Rosa, Rubus), Co-author, published)
- 8. Jiang, Shunyuan
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- 9. Li, Chaoluan (李朝銮)
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- 10. Lu, Lingdi (陆玲娣)
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- 11. Ohba, Hideaki
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- Rosaceae (Rosoideae (excl. Rosa, Rubus), Co-author, published)
- 12. Robertson, Kenneth R.
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- 13. Spongberg, Steven A.
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- Rosaceae (simple-leaved Sorbus, Malus, Pyrus, also Maloideae co-ordinator, Co-author, published)
- 14. Turland, Nicholas John
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- 15. Zhang, Hongda (张宏达)
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- 16. Zhang, Zhiyun (张志耘)
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