R. mucronatum var mucronatum 'Edward Bok'
Species selection of R. mucronatum var mucronatum
| Selected By | National Trust for Scotland |
| Introduced | 1952 |
| 10 Year Height | 200 cm. (7ft.) |
| Bloom Time | very early |
| Flower | openly funnel-shaped |
| Predominant Colour | ? |
| Leaves | narrowly elliptic |
| Winter Foliage | ? |
| Hardiness | ? |