there are only a few common types of poplar trees in the United States. These species are roughly divided into three groups: ...

The white poplar, known botanically as Populus alba ... In many states, this non-native tree species has made its way onto the invasive species list. Though there is no sweeping federal law ...

View Full Profile. Learn about our Editorial Policies. Barrangou and his colleagues used a predictive machine learning model to identify genes in poplar trees (Populus trichocarpa) that they could ...