Hollow Flower Mar 2, 2018 | Flowers & Trees, Photos, Travels These purple flowers are everywhere in Costa Rica. They are really pretty, but strange when you look at them close up. They appear to be hollow on the inside. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Google+ (Opens in new window)Like this:Like Loading... Related Leave a Reply Cancel reply This site uses Akismet to reduce spam. Learn how your comment data is processed.