R. 'Tetramum'
Vireya Hybrid
| Hybridized By | Blumhardt, O. S. |
| Seed Parent | R. lochiae |
| Pollen Parent | R. macgregoriae |
| Introduced | 1976 |
| 10 Year Height | 150 cm. (5ft.) |
| Bloom Time | ? |
| Flower | ? |
| Predominant Colour | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | ? |
| Hybridized By | Blumhardt, O. S. |
| Seed Parent | R. lochiae |
| Pollen Parent | R. macgregoriae |
| Introduced | 1976 |
| 10 Year Height | 150 cm. (5ft.) |
| Bloom Time | ? |
| Flower | ? |
| Predominant Colour | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | ? |