The harmless one, then. In that case, let me set up...

[She kneels down to take a few things out of her bag: a stick of chalk, metal scraps, and some small, vividly colored crystals.]

[Once her materials of choice are out of the beg and set aside, she'll get started on working out a simple array: a circle with a few shapes and symbols within it. Then, after arranging the scraps and crystals in an appropriate fashion, she glances up at Luke.]

When I say 'nature', what is the first type of plant that comes to mind? [A beat, then she adds:] Preferably in general terms.