He watched with gentle amusement as women in flowing skirts and love beads put flowers in soldiers' guns, then sat on the lawn, holding hands, trying to levitate the Pentagon.
What does flowing skirts mean?
Is it one category of skirts?
I searched the pics on Bing search engine, and they look similar,
almost all in a long multi-wrinkled ( I'm not sure this is the right word to describe them) style.