I am not an artist. But I like imagining the sorts of marks my various people use to mark their work. So…
The grey section is, of course, in moon letters. The whole thing is in Daeron’s runes (the native script of Doriath invented independently of that poofter Feanor’s nasty script). She uses the waxing and waning of the moon for reasons… well. Before Eregion, it was a cloud seething with lightening.
Helvia: Flower with a cut leaf. I don’t like this much, but I am SO not a graphic designer. Ok. I think I’m done.