Lin....it is an oak of some sort. They are all over. I just call them scrub oak. From your links it does look like canker ooze Guess the dinasaur on dial-up will have to attemp research as to what I should do...unless you can answer that question. CRUD... Where is Samantha when ya need her with the nose twitch I took pics of the leaves and whole tree
Each cloud has a silver lineing if only you look for it.