This weather drawing captured a sunny autumn day with a colorful sky and changing leaves and tops it off with hands sticking out of a leaf pile in the center flanked by pumpkins. Weather drawing by ...
National Geographic news: Are red autumn leaves a warning sign to insects?
Autumn is a time of incredible beauty, when the world becomes painted in the red, orange and yelllow palette of falling leaves. But there may be a deeper purpose to these colours, and the red ones in ...
Huffington Post UK: Here's Why Leaves Change Colour In Autumn, And No, They're Not Just Dying
You’ve noticed it too, right? There’s been a nip in the air recently, and a change in the evening light ― you’ve probably seen a couple of leaves falling down, too. The second I see my first autumn ...
Here's Why Leaves Change Colour In Autumn, And No, They're Not Just Dying
San Diego Union-Tribune: The brilliant autumn foliage in this Eastern Sierra paradise is drawing a global crowd
The brilliant autumn foliage in this Eastern Sierra paradise is drawing a global crowd
Leaves are the primary sites of photosynthesis and manufacture food for plants. They are an integral part of the stem system and can be modified into a variety of other plant organs.
Perennial plants whose leaves are shed annually are said to have deciduous leaves, while leaves that remain through winter are evergreens. Leaves attached to stems by stalks (known as petioles) are called petiolate, and if attached directly to the stem with no petiole they are called sessile.