By Barbara Falconer Newhall Were those wildflowers purple? Indigo? Cerise? Or what? It was impossible to tell for sure. I had spotted a tall stand of fireweed growing on the edge of a woodlet in the Pacific Northwest, and I was walking around and around it, trying to get a bead on the flowers’ elusive color. I took photos, lots of them, and, sure enough, when I pulled the captured images up on my monitor back home, I still couldn’t tell what color they were.... Read more