Tabebuia rosea is in Brazil
http://www.flickr.com/photos/p...
The flowers look broader but I don't yet know if there's another pink one in Brazil..
http://www.flickr.com/photos/m...
Tabebuia pilosa could be pink! Flower shape is closer..
http://www.tropicos.org/Name/3...
There's a couple I can't find pics of but it does look like Tabebuia, could be something else though!
