The answer to your question is either drawbridge or scaffolding. I want to go with drawbridge because it has support and stands of for itself, so its similar to a stucture if that makes sense.
Answer by YourHope:
Are flowers counted as an asexual reproducer?
It all depends on the flower. Flower plants are capable of sexual reproduction. However, they vary on whether they can reproduce both ways, or only sexually.
:)
It is called genetic engineering
The answer would be AUTOTROPHIC