Nature is a great architect, and the vascular network - or veins - of a leaf are key to its structure. Mathematical physicists at Rockefeller University use fluorescent dye and time lapse ...

Beech leaf disease, which is believed to be caused by an infestation of microscopic worms, has been seen in 12 New Jersey counties. News Bergen Passaic Sports HS Sports Advertise Obituaries ...

That’s the major vein that runs through the center of the leaf. And if we zoom in, we’ll notice its xylem and phloem cells snuggled together, just like they were in the stem.

First detected near Cleveland in 2012, the tree disease carried by a microscopic worm has exploded across the eastern U.S., ... thick tissue bands between leaf veins, ...

You might assume that a leaf's vein patterns fork, like tree branches splitting into twigs as they get further from the trunk. But peer carefully and you'll see that the veins make innumerable ...

Beech leaf diseaseis associated with the microscopic worm Litylenchus crenatae, ... Infestations result in darkened, thick tissue bands between leaf veins, ...

We often look up to see stars shining down from the sky. However, here we are looking down at microscopic star-shaped trichomes (a scientific term for “hair”) on the leaf of a showy deutzia plant. We ...

Forests and nearby communities could start looking much different as a tree native to Maryland falls victim to a microscopic pest. Beech trees can be found in parks all across Baltimore and Maryland, ...

The disease causes dark, thick bands between leaf veins, which can be seen on both green and brown leaves,” said Wright in a written response. “If you have beech trees, take time now to look ...

Plants have evolved an impressive range of strategies to ward off hungry, leaf-chomping insects. Well-known defenses include foul-tasting toxins, sticky resins and sharp thorns, and now scientists ...