Our fall season has finally arrived, with the ebb and flow of ambient temperature typical of Central Texas to the Upper Gulf ...

This story appears in the October 2012 issue of National Geographic magazine. We have all held leaves, driven miles to see their fall colors, eaten them, raked them, sought their shade.

It is a beautiful tree throughout all seasons, blooming with white flowers in the spring that transform into vibrant berry ...

The huge variety of leaves in the plant kingdom has long been a source of wonder and fascination. The leaves of a banana plant, for instance, are about a million times bigger than the leaves of ...

During the spring and summer the leaves have served as factories where most of the foods necessary for the tree's growth are manufactured. This food-making process takes place in the leaf in numerous ...

Leaves – Deciduous; simple; ovate to cordate shape; finely serrated margins with wavy appearance; 2-3” long, almost as wide as long; glabrous and leathery texture, glossy dark green color. Twigs and ...

Do you ever wonder why leaves change in the fall and what determines the colors that they change to? It's kind of like swapping out your summer T shirt for *** snazzy winter coat. They're really ...

It is a deciduous tree that belongs to the Rosaceae family. The tree has a medium to large size and a spreading growth habit. The leaves are glossy green and provide an attractive backdrop to the ...

The common mechanical plant irritants include thorns, spines, glochids, trichomes, and sharp-edged leaves. Many chemical irritants have yet to be elucidated, but known culprits include calcium ...

Ready-washed salad leaves are convenient but deteriorate quickly and sometimes are rinsed with chemical mixtures to prolong their shelf life. Look instead for those that have been washed only in ...

These are dissolved or suspended in the latex sap of the plant or housed in specific organelles such as stems, leaves, and bulbs ( Table 3). It is also noteworthy that splashes of plant tissue ...