Clematis x morelii 'O-J van den Haer'
Deep violet flowers with a white bar outside.
| Group: | Viorna group |
| Raised by: | O Fröbel |
| Country of origin: | Switzerland |
| Date raised: | b1893 |
| Parentage: | pitcheri x texensis |
| Other name(s): | 'O-J van den Haer' |