Hi,
There are seperate records for Wysoczany in Plonna parish in the state archives in Przemysl for years 1785-1841 (marriages), 1784-1847 (births) and 1784-1841 (deaths) and 1849-1898 in Sanok state archives. LDS copied perhaps only the records for Plonna village (athough I have not seen them).
Zbigniew