How tall can a tree grow? Does sunlight or water limit the size and photosynthetic capacity of a leaf? Could constraints on leaf growth really determine the height of a tree? These are all questions ...

Leaves play key roles in plant function and long-term adaptation to the environment. Although comprising basically of epidermis, stomata and mesophyll, leaves exhibit apparent differences in area, ...

Life scientists from UCLA's College of Letters and Science have discovered fundamental rules of leaf design that underlie plants' ability to produce leaves that vary enormously in size. In their ...