R. 'Souvenir de J.H. Mangles'
Vireya Hybrid
| Hybridized By | Unknown |
| Seed Parent | R. 'Crown Princess of Germany' |
| Pollen Parent | R. javanicum ssp javanicum |
| 10 Year Height | ? |
| Bloom Time | ? |
| Flower | ? |
| Predominant Colour | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | ? |
| Hybridized By | Unknown |
| Seed Parent | R. 'Crown Princess of Germany' |
| Pollen Parent | R. javanicum ssp javanicum |
| 10 Year Height | ? |
| Bloom Time | ? |
| Flower | ? |
| Predominant Colour | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | ? |