"Um..." She casts a skeptical glance towards the jars lining the shelves. Are these items labeled? She can probably find the eyeballs and legs without trouble, and maybe even the rose thorns. She doesn't remember what nightshade looks like, unfortunately.

She wants to help, though. Anything is better than standing around feeling useless. Moving towards the shelves, she starts looking for the ingredients. Hermione will let her know if she's picked the wrong item.

"Capture them," she repeats quietly. She glances over at her friend. "Is there a prison that can hold them?"