Palm (wallpapers): Arecaceae (also known as Palmae or Palmaceae), the Palm Family, is a family of flowering plants, belonging to the monocot order, Arecales. There are 202 currently known genera with around 2,600 species, most of which are restricted to tropical or subtropical climates. Of all the families of plants, the Arecaceae is the most easily recognizable as distinct by most persons. The type member of this family is the areca palm, the fruit of which is chewed with the betel leaf and often confused with it. The Date Palm, Rattan, and Coconut also belong to this family. Palm oil is an edible vegetable oil produced by the oil palms in the genus Elaeis. Several species are harvested for heart of palm. Palm sap is sometimes fermented to produce palm wine. The Palm Sunday festival uses palms, hence the name.