polyurethane. It was easy to do (albeit time consuming) and is very durable. This room is 10 X 12 and cost about $80, but future rooms will cost about $30 since I have plenty of leftover supplies. Click through to read the tutorial....http://www.domesticimperfection.com/2013/03/paper-bag-floors-a-tutorial/

and has the flavor of an orange and a lemon combined. Yes they are apparently edible as I ate many this year and some last year as well. I have never seen these before but there are several in the woods around my house and I saw one up in Rome Georgia last year, but it didn't have any flowers or fruit on it. The birds just decimate this fruit when it is ripe. I got some pictures of it when it was winding down its flowering and hopefully someone can clue me in.

Thanks for any input.