As the population of the tree Handroanthus guayacan increased in size, it became more severely hunted by its predators. In this sense, there is “a penalty for getting too common,” said James Kellner, ...

New research studying a specific Panamanian tree – the yellow-flowering Handroanthus guayacan – has provided an answer. But the conclusion is counterintuitive. Rather than growing more ...

With the scientific name of Handroanthus Chrysanthus, the guayacan is a tree that is native to the intertropical zone in the Americas and common all over Ecuador between the altitudes of 200 and ...