Fagales
Fagaceae - Beech family
(including Nothofagaceae)
Betulaceae - Birch family
Corylaceae - Hazel family
Casuarinaceae - She-oak family
Juglandaceae - Walnut family
Rhoipteleaceae
Myricaceae
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The
Fagales are an order of
flowering plants, including some of the best known
trees. They belong among the rosid group of
dicotyledons. Families typically included here are listed at right, though the
Kew checklist (see external link below) only includes the first four families listed.
In the older
Cronquist system, these plants were split into three different orders, placed among the Hamamelidae. The Casuarinales comprised the single family Casuarinaceae, the Juglandales comprised the Juglandaceae and Rhoipteleaceae, and the Myricales comprised the remaining forms (plus
Belanops). The change is due to studies suggesting that the Myricales, so defined, are
paraphyletic to the other two groups.