ats, go to
Dashboard > Options > General
set
WordPress address (URI): http://epithesisnow.com/wordpress/
set
Blog address (URI): http://epithesisnow.com/
Read this:
http://codex.ww.wp.xz.cn/Giving_WordPress_Its_Own_Directory
Hope this helps
I had similar problems. After examining WordPress address (URI) and Blog address (URI) in Dashboard > Options > General, making appropriate changes to point to where wp was installed, I was able to see the themes and use them properly.
Hope this helps.