Could be a variety of places in what was once the Historic Province of Galicia (Halyczyna), administered by ethnic Poles for the Austro-Hungarian Empire:
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Polchowa > Przemysl > today Poland
Polonice > Przemyslyany > Lviv > today Ukraine
Poloniczna > Kamionka St. > Lviv > " Ukraine
Poluchow > Przemyslyany > Lviv > " Ukraine
Polowce > Czortkow > Tarnapol > " Ukraine
What was her full name and when and where did she immigrate?
Where did she settle upon immigration?What religion did she practice?