Birch trees ( Betula ) in autumn
With a few exceptions, the beech-like contain woody plants such as trees and bushes . Ecto mycorrhizal -Symbiosen are almost always present. The roots usually have a symbiosis with the nitrogen-fixing (N-fixing) Frankia . The simple leaves have a serrated leaf margin. Stipules are often present.
The plants are usually single sexed ( monoecious ), rarely diocesan . The flowers are in spike-like or mostly cat-shaped inflorescences . The pollination is carried by the wind, are nevertheless bloom present. The mostly dry fruits are often nuts or winged nuts.
- Birch family (Betulaceae)
- Casuarina family (Casuarinaceae)
- Beech family (Fagaceae)
- Walnut family (Juglandaceae) including Rhoiptelea
- Gelaceae family (Myricaceae)
- Beech family (Nothofagaceae)
The result is the following cladogram :
- Angiosperm Phylogeny Group : An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG III. In: Botanical Journal of the Linnean Society. Volume 161, No. 2, 2009, pp. 105-121, DOI: 10.1111 / j.1095-8339.2009.00996.x .