That is a branch with berries from a juniper tree. These kinds of trees used to cover the island that is now known as Avalon.
I learned this while having diner at the Diving Horse last week - my favorite meal of the six fancy dinners I enjoyed while on vacation. The dude took notes and will be posting reviews on the blog in the near future. Until then, though, I wanted to share that juniper tidbit.
The reason I learned this is because we were served a dish that involved juniper. I don't have the dude's notes, or I would share. Until then, how about a picture from dinner?
This is their tomato and watermelon salad, served with feta, avocado, mint and cured olives. And that was just the start...