try these sites
http://mccallsquilting.com/qb/pattern_999_3/
http://www.hgtv.com/hgtv/cr_quilting_other/article/0,1789,HGTV_3305_1392627,00.html
http://www.quilterscache.com/QuiltBlocksGalore6.html
http://quilting.about.com/od/blockofthemonth/ss/rosebud.htm