No, it just implies that it was adaptive to look like a bird.

It could be for any number of reasons, including because aliens exist and years ago they were like “let’s screw up all the plants in this area for generations” until the leader’s kid saw one that kind of looked like little birds and threw themselves in front of it and said “wait, no, spare this one.”

Plus the first flower might feel a bit jealous if it finds out

Most flighted birds don’t actually have functional penis (ducks are a notable exception). Both the males and females reproduce through their cloaca.