Which preposition to use with tussocks

of Occurrences 12%

At length, tired with running, he coiled himself in a large tussock of dry grass and went to sleep, just as if he had been accustomed to sleep out of doors all his life.

to Occurrences 2%

" Followed by three coolies who popped out of the grass with game-bags, the young stranger descended, hopped nimbly from tussock to gunwale, and perched there to wash his boots in the river.

through Occurrences 1%

It was a long tiresome wait, for we were perched upon some tussocks through which the water soon found its way.

Which preposition to use with  tussocks