Plant wrappers - leaf sheaths and bracts

to result in a mind-boggling variety of shapes. Through evolution via adaptive modification, leaves form an endless array of light-gathering antennas, from the giant fronds of palms to the tiny scales of a juniper twig, but beyond that, have adapted into tendrils, insect-catching traps, and even the parts of the flower. Today, I'm talking about leaves, or parts of leaves, that form wrappers around tender growing parts of the shoot. Modified leaves that do so are called bracts, and the modified..