The major tree genera are listed below by taxonomic family.

Flowering plants (Magnoliophyta; angiosperms) edit

For classification of flowering plants, see APG II system.

Eudicots (together with magnoliids they are called broadleaf or hardwood trees) edit

American Sweetgum (Liquidambar styraciflua, Altingiaceae).

About 210 eudicot families include trees.[1][2]

Cryptocarya glaucescens (Lauraceae) in Royal National Park, Australia.
European Beeches (Fagaceae) in the Sonian Forest, Belgium.
Phellodendron japonicum (Rutaceae).
Yellow maple (Sapindaceae) in fall.
Common Teak (Tectona grandis, Verbenaceae) in Kolkata, India.

Monocotyledons (Liliopsida) edit

Coconut Palm, a monocotyledonous tree.

About 10 Monocotyledon families include trees.[1][2]

Magnoliids (together with eudicots they are called broadleaf or hardwood trees) edit

Magnolias bloom.

17 magnoliid families include trees.[1][2]

Conifers (Pinophyta; softwood trees) edit

In the foreground Arolla Pines, in the background Norway Spruce - European Larch forest. Swiss Alps.

7 families, all of them include trees.[3]

Podocarpus totara (Podocarpaceae) in New Zealand.

Ginkgos (Ginkgophyta) edit

Only one species.

  • Ginkgoaceae (Ginkgo family)

Cycads (Cycadophyta) edit

2 families include trees.[3]

Ferns (Pteridophyta) edit

Fossil trees edit

See also edit

References edit

  1. ^ a b c "Angiosperm Phylogeny Website". Missouri Botanical Garden.
  2. ^ a b c Heywood, V.H., Brummitt, R.K., Culham, A. & Seberg, O. 2007: Flowering Plant Families of the World. Royal Botanic Gardens, Kew.
  3. ^ a b "The Gymnosperm Database".