from the garden is a cute one on maywood
http://www.eeschenck.com/default.asp...tore=348&s=348
this is a mini butterfly pattern, but if you enlarge it that might work
http://www.nmia.com/~mgdesign/qor/styles/mini/minipatterns/minibutterflies.html
flower fun looks like a good one here but haven't seen it in downloaded format. includes butterflies as well
http://www.freepatterns.com/new.html?cat_id=4