Which preposition to use with campanulas

with Occurrences 2%

In other cases the merit is divided: Anemone may dispute the prize of melody with Windflower, Campanula with Harebell, Neottia with Ladies'-Tresses, Uvularia with Bellwort and Strawbell, Potentilla with Cinquefoil, and Sanguinaria with Bloodroot.

Which preposition to use with  campanulas