The pith helmet was first used in the 19th century. The helmet was made of cork or pith and was worn by many Europeans in the tropics. The pith helmet is also known a Safari helmet or sun hat.
The Egyptians used clay and stone tablets, and at a later point created scrolls of papyrus, the crushed and pressed pith from river reeds.
The pith
There are a few different kinds, but the overall design is as follows. A round cap with a large brim. The designs varied by nation (there are distinctive British, French and African designs).
the pith is the middle of a tree
Central spongy area of stem of most flowering plants. White material between peel and fruit of an orange. Used as a liner in helmet's in India, hence the term Pith Helmet.
"Good Sir, I wish to procure a Pith Helmet."
the pith contains ground tissue.
The pith is harder because a mahogany tree grows very slowly.
Lightweight pith balls help to show electrostatic attraction and repulsion.A pith ball picks up electric charge.
The center of plant stem that can store food is called the pith. The pith has a spongy texture. The pith in a tree is called the trunk.
Monocots do not have pith inside of them. They do have vascular bundles however, which are in a scattered order.