Ophelia nodded. Laertes was good with getting checked when something seemed wrong, and so she could probably manage to use this with a minimum of worry. She would have to test it a few times to be sure that the resulting potion would be more helpful than risky. It was worth it in the long run, since she was so cautious about the work she did. Tests would ensure that safety was achieved before she administered the potion to her brother.
"Thank you, professor." She took a few of the flowers, knowing that she really only needed one petal to properly brew, but with the experimentation she was planning she did not think that just taking one was wise. There had to be testing, and she was more than ready to spend as much time as she needed to getting things completely right.