The Arecaceae Family was named and described by Bedřich (Friedrich) Všemír (Wssemjr) von Berchtold and Jan Svatopluk (Swatopluk) Presl in O Prirozenosti Rostlin in 1820.
Plants of the World Online lists 183 accepted genera in the Arecaceae Family. The Wikipedia says there 181 genera with around 2,600 species. It is a family of perennial climbers, shrubs, acaules, and palms (from the Palmae Family).
For further information on this family of plants, please click on the links below. They take you directly to the page for the family.