Pascua Florida is a Spanish term that means flowery festival or feast of flowers. It refers to the Easter Season. In Florida, it's usually celebrated on April 2, which is the day Juan Ponce de León is said to have spotted Florida. Click for more details about this unique event. Earlier Event: March 31.
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.