PANAMA CITY, Panama, July 29 (UPI) --The evolutionary pressures of hunger, reproduction and pollination have driven a unique relationship between butterflies and plants. To encourage the faithfulness ...

Leaf lobes play a critical role in improving gas exchange, canopy architecture, and enabling high-density planting, which ...

The spiky, iconic Canadian maple leaf. A large, lush Florida palm leaf. Thin aspen leaves rustling in the crisp Colorado air. You can probably recall many different leaf shapes from many different ...

Subtle changes in genetics can have major effects on how leaves grow into a wide variety of shapes. John Innes Centre Around the globe, plants have evolved to use their leaves for many purposes: broad ...

Whether you are seeking a romantic touch for your home or your yard, there are many plants with heart-shaped leaves to choose from. Plants with leaves that resemble hearts (sometimes called a "cordate ...

Maybe we should have had the Turkey oak, Quercus laevis, back at Thanksgiving: some people think that the leaves of this little tree resemble a turkey’s foot, which for me would require a good bit of ...

Variation in the size and shape (physiognomy) of leaves has long been correlated to climate, and paleobotanists have used these correlations to reconstruct paleoclimate. Most studies focus on ...

The morphology of Salix herbacea leaves was examined to find possible reasons for the observed intraspecific morphological variation. Seventeen samples were collected from the following regions: the ...