Not <i>P. coccinea</i>, nor <i>P. vitifolia</i>, as many have identified this species, but <i>P. miniata</i>, a recently described species native to South America. This plant was cultivated on a fence in the town of San Gerardo de Rivas, which we passed through on our ascent towards Chirripó.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/72134381@N00">Cody H.</a> from Pullman, WA, USA
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/72134381@N00/3247668587/">Passiflora miniata Vanderplank</a>