Lena Struwe’s lab group at Rutgers University has developed several resources about common weeds of northeastern North America and these are shared with the public here. They were…
In this activity college students go outside and find ten street trees near their home or school, photograph them, identify them to species, and map them on a…
The new 6th edition of this well-known book by Thomas Elpel follows the APG system (a phylogenetic classification system now used worldwide) and provides easy to access information…