Add Yahoo as a preferred source to see more of our stories on Google. Orchidpoet/ Getty Images Hickory trees are one of the most important hardwood trees in North America. Hickory isn't one single ...

Suppose for a minute that you’re walking down the sidewalk and a passerby stops and asks you to identify the tree growing next to you. What feature of that tree are you going to reference to get the ...

Leaves – deciduous, odd-pinnately compound, 13-17 inches long, tapered, and alternately arranged in 11-17 finely toothed, hairless leaflets; leaflets are 2-4 inches long and ⅝-1 inch wide. Twigs – ...

The world of leaves is vast and beautiful. Just take a gander out your window at the variety you see. Their physical characteristics give them their individual charm. Each leaf is made up of two parts ...

Newly published research carried out at the University of Guam has used a critically endangered species to show how trees modify leaf function to best exploit prevailing light conditions. The findings ...

University of Guam Research Associate Benjamin Deloso examines a bi-pinnately compound leaf of Guam's flame tree. The endangered Serianthes nelsonii tree makes a leaf that uses this same design.