I believe in gathering beautiful leaves anywhere.
And let us not forget the best place to look for anything...
Eventually, it might be craft time.
Our library stash of autumn leaf books for 2012:
Leaves by David Ezra Stein. Putnam Juvenile, 2002.
Leaves! Leaves! Leaves! by Nancy Elizabeth Wallace. Marshall Cavendish, 2003.
Why Do Leaves Change Color? by Betsy Maestro, illustrated by Loretta Krupinski. HarperCollins, 1994.