The simple and easy answer is there is more butch one kind of butch lesbian.
Do Butch Lesbians Orgasm?
Hell sex person you saw in the bar may not even identify as butch. You really can't judge a book by it's cover. For some being a butch has to do with how they are in bed.
For others it is more how they present themselves to the world or how they feel on the inside. You might look at someone as say, "She's butch" based on how she looks, but she might not identify that way at all. Others only like to date other butches. Some don't have a preference one way or another.
Do Butch Women Like to Be Touched Sexually?
So I can understand why you would be confused. So instead of making a snap judgment of someone based on her looks, why don't freeporno jovencitas go introduce yourself and get to know her better.
I've never been girl a woman who didn't like to touch.