Revised orders: Amborellales, Austrobaileyales, Acorales, Petrosaviales, Ceratophyllales, Tetrachondrales, Dilleniales, Berberidopsidales, Vahliales, Bruniales, Aquifoliales, Paracryphiales, and Escalloniales.
AMBORELLALES
Order absent in New World.
SCHISANDRACEAEAUSTROBAILEYALES
Three genera worldwide, llicium (40, E Himalaya to Japan and Malesia, SE U.S.A. to E & Central Mexico, Cuba to Hispaniola), Kadsura (17, S China to temperate E Asia and tropical Asia), and Schisandra (26, Himalaya to Russian Far East and Indo-China, Jawa to Lesser Sunda Islands, SE U.S.A. to N & E Mexico). 8 spp. in New World: 3 in Cuba (Illicium), two only in Hispaniola (Illicium), two from SE U.S.A. to C Mexico (Illicium and Schisandra one each), and one from Florida and Dominican Republic (Illicium).
ACORALES
Order absent in Mexico, Brazil and Colombia, present in New World.
PETROSAVIALES
Order absent in New World.
CERATOPHYLLALES
Brazil, Colombia and Mexico has the same species in this order
TROCHODENDRALES
Order absent in New World.
DILLENIALES
All New World genera occur in Brazil. Among all New World genera, Brazil has the greatest diversity, except for Neodillenia, in which Colombia holds higher diversity (2 ✕ 1).
BERBERIDOPSIDALES
Order absent in Mexico, Brazil and Colombia, present in New World.
VAHLIALES
Order absent in New World.
AQUIFOLIACEAE ‣ Brazil surpasses Colombia and Mexico in the number of species within this family.AQUIFOLIALES
PHYLLONOMACEAE ‣ The highly remarkable Phyllonoma (5) does not occur in Brazil — both Mexico and Colombia each host one species.
ESCALLONIALES
Escalloniales does not occur in Mexico. Brazil surpasses Colombia in the number of species within the order (9 ✕ 4).
BRUNIALES
Order absent in New World.
PARACRYPHIALES
Order absent in New World.