This is a preview. Log in through your library . Abstract Background and Aims Organisms often balance among reproduction, growth and survival. When these processes are in competition, selection may ...

Recently I wrote about ferns and their normal way of reproducing by making microscopically small spores, invisible to the naked eye. But some ferns reproduce by cloning themselves, just as many ...

“Ferns are ancient, 400 million years old or so,” said ecologist Lisa Lofland Gould, secretary of the North Carolina Native Plant Society Board and member of the Piedmont Land Conservancy. “They ...