This proves it has several similes in it . Sandra Cisneros compares the years in your life to the rings in a tree, the rings in an onion, or the years in your life to the wooden dolls that fit inside each other using the word like.
Explanation:
The narrator thinks of growing up as developing layers, instead of becoming an entirely new person as you age.
The "inward eye" refers to the mind recalling an image. He's saying that while he lays on his couch he sees the daffodils in his mind; using his memory of what he had seen.