I loved this book!.. I am going to have a hard time freeing this..but it's been several years since I read it.. and it's doing no good in storage.. From the back:

In the old country, they called them the Gentry:ancient spirits of the land, magical, amoral, and dangerous. When the Irish emigrated to North America, some of the Gentry followed... only to find that the New World already had spirits of it's own, the manitou.
Now generations have passed, but the Gentry still wander homeless through the city streets. Gathering in the shadows, they bide their time and dream of power. As their dreams grow harder, darker, and fiercer, so do the Gentry themselves-appearing, to those with the sight to see them, as hard and dangerous, invariably dressed in black.
Bettina can see them. Part Indian, part Mexican, she was raised to understand the spirit world. Now she lives in the wintry arts colony of Kellygnow, a world away from the Southwestern desert of her youth. Outside her nighttime window, she often spies the dark men, squatting in the snow, smoking, brooding, waiting. She calls them Los Lobos, the wolves, and stays clear of them- until the night one follows her to the woods, and takes her hand...