His leaves look very much the same as ones in the ?¢‚Ç¨?ìnormal?¢‚Ç¨¬ù variety, but he gets his name from the-sort of-bottle shape of his trunk.
Many are used in plantations for harvesting the fruits they produce. There are multiple purposes indoors and outdoors. Most require heat but there are a couple of varieties that have adapted to colder temperatures.
With palm trees, every leaf that falls or is removed leaves a mark in the shape of a circle or semi-circle. Trees (like the royal or bottle palm) with a crownshaft leave a ring all the way around.