female. That is what those hairs are. If they were boys you would be seeing a ball on the end of a stick that would later turn into something that looks like a bunch of grapes.
Take clones before you throw her into flower, you never know she might be a pheno you want to keep.. Also if he continues growing there will be no dead time in his grow cycle.
Gotta love that big second harvest of a new pheno right as you finish smoking up the original mom.