In a surprising twist on plant genetics, researchers have identified a mitochondrial protein that directly regulates wood ...

The populus species are susceptible to fungal leaf spots that defoliate trees by late summer. The poplar tree is extremely susceptible to a devastating canker and dies an ugly death in just a few ...

This is because the little stem that supports the leaf, the petiole, is flattened and flexible, allowing the leaf to shake back and forth in one direction. This is one of my all-time favorite ...

In this episode of ID That Tree, Purdue Extension forester Lenny Farlee introduces the Balsam Poplar. This species is found in the North Woods of Northern Wisconsin and the Upper Peninsula of Michigan ...

They occur on a branch alternately, are simple (single leaf), and mostly toothed. Many of the leaves are green with silvery-white undersides, so always check that when trying to identify a poplar.

If you’ve ever had to work on a tree leaf collection, no doubt you included a leaf from Indiana’s state tree. Also known as tulip poplar and yellow poplar, the tuliptree is actually not a poplar at ...

Summary The transcriptional response of hybrid poplar (Populus trichocarpa x P. deltoides) to poplar leaf rust (Melampsora medusae) infection was studied using the Populus 15.5K cDNA microarray.