Pandanus
Overview
Pandanus is a genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of monocots with about 600 known species
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

. They are numerous palmlike dioecious trees and shrubs native of the Old World tropics and subtropics. They are classified in the order Pandanales
Pandanales
Pandanales is an order of flowering plants, with a pantropical distribution.The APG III system places the Pandanales in the monocots. Both the APG III and APG II systems include five families in this order:* Cyclanthaceae* Pandanaceae* Stemonaceae...

, family Pandanaceae
Pandanaceae
Pandanaceae is a family of flowering plants native to the tropics of the Old World. Such a family has been widely recognized by taxonomists.Pandanaceae are trees or climbing or scrambling shrubs distributed in the Old World tropics and are adapted from sea level in salted beaches to mountain cloud...

.
Often called Pandanus Palms, these plants are not closely related to palm trees. There are about 600 species of Pandanus in the world, and different species vary in size. They commonly have a broad canopy and heavy fruits.
 
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