Species by Genus: Cyathocalyx
- Cyathocalyx bancanus
- Cyathocalyx biovulatus
- Cyathocalyx carinatus
- Cyathocalyx globosus
- Cyathocalyx havilandii
- Cyathocalyx magnificus
- Cyathocalyx maingayi
- Cyathocalyx marginalis
- Cyathocalyx pahangensis
- Cyathocalyx prunifer
- Cyathocalyx pruniferus
- Cyathocalyx ramuliflorus
- Cyathocalyx sp.
- Cyathocalyx sp.1
- Cyathocalyx sp.2
- Cyathocalyx sp.3
- Cyathocalyx sumatrana
- Cyathocalyx sumatranus