Ptychosperma ambiguum- Ptychosperma buabe
- Ptychosperma burretianum
- Ptychosperma caryotoides
- Ptychosperma cuneatum
- Ptychosperma elegans
- Ptychosperma furcatum
- Ptychosperma gracile
- Ptychosperma lauterbachii
- Ptychosperma lineare
- Ptychosperma macarthurii
- Ptychosperma microcarpum
- Ptychosperma mooreanum
- Ptychosperma nicolai
- Ptychosperma propinquum
- Ptychosperma pullenii
- Ptychosperma ramosissimum
- Ptychosperma rosselense
- Ptychosperma salomonense
- Ptychosperma sanderianum
- Ptychosperma schefferi
- Ptychosperma tagulense
- Ptychosperma waitianum