In this fine tip from Ruth Wyeth Spears, a template and instructions allow you to create a fine fabric rose (taffeta and silk are the recommended fabrics) to accent a hat or frock. Note that it is a "flat" rose, perfect for attaching to a garment. Once you've mastered the technique, don't stop at one!
Don't forget to click or tap the image in order to enlarge it for easier reading (and from which to print the template).