| Diptychocarpus olgae Regel & Schmalh. | Parrya olgae (Regel & Schmalh.) D.A.German & Al-Shehbaz |
| Diptychocarpus sarawschanicus Regel & Schmalh. | Parrya sarawschanica (Regel & Schmalh.) D.A.German |
| Diptychocarpus olgae Regel & Schmalh. | Parrya olgae (Regel & Schmalh.) D.A.German & Al-Shehbaz |
| Diptychocarpus sarawschanicus Regel & Schmalh. | Parrya sarawschanica (Regel & Schmalh.) D.A.German |