Just send it and see what happens. At least the aching feeling of needing to reach out to her will be gone.
Eventually you might consider telling her that while you love her, you're done waiting for her. What is she going to do? Only you can decide when the time for this is right, if ever.
M: A really long time. Crisis: 5 years. She's still worth it.
Life is never made unbearable by circumstances, but only by lack of meaning and purpose. -Viktor Frankl