All of you could hear the psion speak to you telepathically, however any response you could not, though the girl understands. She can only read certain thoughts, and even though she went into Wrick and Cassy's minds she didn't delve in to the deepest parts. Mostly just surface thoughts. But, she can communicate telepathically to all of you.

Not too much later the purple lady will fly up out of the marsh woods.
"I smell no elves. Are these imperials, Hellera?"
She eventually sniffs Wrick's general direction, she looks confused. "Hobbits...?"