Cupaniopsis stenopetala Radlk. in K. Sch. & Laut., Nachtr. Fl. Schutzgeb. Südsee: 309. 1905
- ≡Cupaniopsis stenopetala f. genuina Radlk. in Bot. Jahrb. 56: 286. 1920
- Unknown type category: Schlechter 14436
- Unknown type category: Schlechter 14436 (BO)
- Unknown type category: Schlechter 14436 (K)
- Unknown type category: Schlechter 14436 (M)
- Unknown type category: Schlechter 14436 (WRSL)
- =Cupaniopsis oxypetala Radlk. in Bot Jahrb. 56: f. 1. 1920
- Type: Ledermann 18533
- Type: Ledermann 7252
- Unknown type category: Ledermann 7296
- Unknown type category: Ledermann 7296 (M)
