land used for growing plants / site used for public recreation / abbr. for a place ending in 園|园, such as a botanical garden 植物園|植物园, kindergarten 幼兒園|幼儿园 etc
园
=
元
+
囗
:
Yu the Great receives a big wooden box just inside the anthill's kitchen. It's written that it comes from the land of growing plants, but as she opens it, she finds out that it's actually full of coins.