The Plant list version 1.1
The Plant List includes 642 plant families and 17,020 plant genera and 1,064,035 scientific plant names of species of these 350,699 are accepted species names, 470,624 are synonyms, and 242,172 are unresolved names.
citation: The Plant List (2013). Version 1.1. Published on the Internet; http://www.theplantlist.org/ (accessed 1st January).
PlanetPlants.org is publishing the list of accepted species as of now, for more details, please check the The Plant List website.