There is no "following sentence" so I don't think you're ever gonna get an answer...
At the beginning of the poem, he says why he does not love her. He doesn't love her as if she was a salt-rose, topaz, or carnation, but he loves her as if she was a plant that does not bloom. This means that he does not love her superficially, but he loves her deeply for who she is on the inside.
Flowers are beautiful things that everyone admires, but no one would admire a flower that doesn’t bloom because they could not see the beauty that it contains.
These sentences articulate the philosophical concept objectivism. Objectivism in philosophy means that there is reality and that this is wholly independent of the mind. <span>Objectivism means that there is only one </span>correct<span> description of reality.</span><span> Therefore, existence takes </span>primarily<span> over consciousness, in that existence exists </span>independently<span> of consciousness, and the main</span><span> </span>function<span> of consciousness is the understanding</span><span> of existence.</span>