Balsam poplar Populus balsamifera catkins fruit and leaves
![](https://lizzieharper.co.uk/wp-content/uploads/2021/06/Balsam-poplar-Populus-balsamifera-catkins-fruit-and-leaves-WITH-TEXT-492x525.jpg)
Balsam poplar Populus balsamifera catkins fruit and leaves with annotations within a border
Illustration from “The Treeline: The last forest and the future of the planet” by Ben Rawlence (publ. Jan 2022)