This is a large tree, known as Azota Caballo.  Native from where Argentina, Brazil and Paraguay come together.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/92252798@N07">Dick Culbert</a> from Gibsons, B.C., Canada
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/92252798@N07/16953730077/">Luehea divaricata</a>