Julia, I believe Steve found the genus for you. Here is a picture posted on the internet as lespedeza condensata. It looks similar to your flower.
http://www.k-state.edu/fergusonlab/lespedeza.jpg peter _______________________________________________ the OrchidGuide Digest (OGD) orchids@orchidguide.com http://orchidguide.com/mailman/listinfo/orchids_orchidguide.com