These have air spaces between them to let gases flow ... You've got the midrib, and the veins, and the edge, and the leaf stem, which is called the petiole. Different plants from different ...

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 ...

"By identifying leaf vein characteristics and root structures that differ between plants, we are enabling advances in basic plant science and, in the case of crop plants, assisting researchers in ...