Reproductive adaptation from any member of the plant kingdom

https://www.youtube.com/watch?v=-h8I3cqpgnA
Briefly summarize one example of a reproductive adaptation from any member of the plant kingdom that is not highlighted in the provided videos. There are several examples with the vast number of plants that are found on our planet. Therefore, no duplication will be tolerated. Tie your example into co-evolution if possible. Please respond to the post of at least one other student by detailing what aspect of reproduction described in their post intrigued or fascinated you and why.