This story reports about the discovery last summer of a rare mushroom – Entoloma occidentale variety metallicum – by Caitlin Dowd, a senior geology major at the University of Arizona and president of the campus MycoCats club. "I was poking around, trying to find something cool, and I saw this bright purple mushroom," Dowd said. "And I was, like, 'Oh my gosh, this is beautiful.'"