List of tree genera

The major tree genera are listed below by taxonomic family.

Flowering plants (Magnoliophyta; angiosperms)
For classification of flowering plants, see APG II system.

Eudicots (together with magnoliids they are called broadleaf or hardwood trees)
About 210 eudicot families include trees.
 * Adoxaceae (Moschatel family)
 * Sambucus, Elderberry
 * Viburnum, Viburnum
 * Altingiaceae (Sweetgum family)
 * Liquidambar, Sweetgum
 * Anacardiaceae (Cashew family)
 * Anacardium, Cashew etc.
 * Mangifera, Mango
 * Pistacia, Pistachio etc.
 * Rhus, Sumac
 * Toxicodendron, Lacquer tree etc.
 * Apocynaceae (Dogbane family)
 * Pachypodium
 * Aquifoliaceae (Holly family)
 * Ilex, Holly
 * Araliaceae (Ivy family)
 * Harmsiopanax
 * Kalopanax septemlobus, Kalopanax birchandmaple.jpg tree (foreground) and maple tree (background) in fall.]]
 * Schefflera, Schefflera
 * Betulaceae (Birch family)
 * Alnus, Alder
 * Betula, Birch
 * Carpinus, Hornbeam
 * Corylus, Hazel
 * Bignoniaceae (Trumpet Creeper family)
 * Catalpa, Catalpa
 * Jacaranda
 * Tabebuia
 * Cactaceae (Cactus family)
 * Carnegiea gigantea, Saguaro
 * Cannabaceae (Cannabis family)
 * Celtis, Hackberry
 * Cornaceae (Dogwood family)
 * Cornus, Dogwood
 * Family Dipterocarpaceae
 * Dipterocarpus, Garjan
 * Shorea, Sal etc.
 * Ebenaceae (Persimmon family)
 * Diospyros, Persimmon
 * Ericaceae (Heath family)
 * Arbutus, Arbutus
 * Eucommiaceae (Eucommia family)
 * Eucommia ulmoides, Eucommia
 * Fabaceae (Pea family)
 * Acacia, Acacia
 * Bauhinia Orchid tree etc.
 * Caesalpinia, Brazilwood etc.
 * Gleditsia, Honey locust etc.
 * Laburnum, Laburnum
 * Robinia, Black locust etc.
 * Fagaceae (Beech family)
 * Castanea, Chestnut
 * Fagus, Beech
 * Lithocarpus, Tanoak etc.
 * Quercus, Oak
 * Fouquieriaceae (Boojum family)
 * Fouquieria, Boojum etc.
 * Hamamelidaceae (Witch-hazel family)
 * Parrotia persica, Persian Ironwood
 * Juglandaceae (Walnut family)
 * Carya, Hickory
 * Juglans, Walnut
 * Pterocarya, Wingnut
 * Lecythidaceae (Paradise nut family)
 * Bertholletia excelsa, Brazil Nut
 * Lythraceae (Loosestrife family)
 * Lagerstroemia, Crape-myrtle
 * Malvaceae (Mallow family; including Tiliaceae, Sterculiaceae and Bombacaceae) Baobab Kruger 2003.jpg (Adansonia digitata, Malvaceae) in South Africa.]]
 * Adansonia, Baobab
 * Bombax, Silk-cotton tree
 * Brachychiton, Bottletrees
 * Ceiba, Kapok etc.
 * Durio, Durian
 * Ochroma pyramidale, Balsa
 * Theobroma, Cacao etc.
 * Tilia, Linden (Basswood, Lime)
 * Meliaceae (Mahogany family)
 * Azadirachta, Neem etc.
 * Melia, Bead tree etc.
 * Swietenia, Mahogany
 * Moraceae (Mulberry family) Applebox.JPG'' (Myrtaceae) on Red Hill, Australian Capital Territory.]]
 * Ficus, Fig
 * Morus, Mulberry
 * Myrtaceae (Myrtle family)
 * Eucalyptus, Eucalypt
 * Eugenia, Stopper etc.
 * Myrtus, Myrtle
 * Psidium, Guava
 * Nothofagaceaed (Southern Beech family)
 * Nothofagus, Southern beech
 * Nyssaceae (Tupelo family; sometimes included in Cornaceae)
 * Davidia involucrata, Dove tree
 * Nyssa, Tupelo
 * Oleaceae (Olive family) Davidia1.jpg (Nyssaceae) in flower.]]
 * Fraxinus, Ash
 * Olea, Olive etc.
 * Paulowniaceae (Paulownia family)
 * Paulownia, Foxglove Tree
 * Platanaceae (Plane family)
 * Platanus, Plane
 * Rhizophoraceae (Mangrove family)
 * Rhizophora, Red mangrove etc.
 * Rosaceae (Rose family)
 * Crataegus, Hawthorn
 * Malus, Apple
 * Prunus, Almond, Peach, Apricot, Plums, Cherries etc.
 * Pyrus, Pear
 * Sorbus, Rowans, Whitebeams etc.
 * Rubiaceae (Bedstraw family)
 * Coffea, Coffee
 * Rutaceae (Rue family)
 * Citrus, Citrus
 * Phellodendron, Cork-tree
 * Tetradium, Euodia
 * Salicaceae (Willow family)
 * Populus, Poplars and Aspens
 * Salix, Willow
 * Sapindaceae (including Aceraceae, Hippocastanaceae) (Soapberry family)
 * Acer, Maple
 * Aesculus, Buckeye, Horse-chestnut
 * Koelreuteria, Golden rain tree
 * Litchi sinensis, Lychee
 * Ungnadia speciosa, Mexican Buckeye
 * Sapotaceae (Sapodilla family)
 * Argania spinosa, Argan
 * Palaquium, Gutta-percha
 * Sideroxylon, Tambalacoque ("dodo tree") etc.
 * Family Simaroubaceae
 * Ailanthus, Tree of heaven
 * Theaceae (Camellia family)
 * Gordonia, Gordonia
 * Stewartia, Stewartia
 * Thymelaeaceae (Thymelaea family)
 * Gonystylus, Ramin
 * Ulmaceae (Elm family)
 * Ulmus, Elm
 * Zelkova, Zelkova

Monocotyledons (Liliopsida)
About 10 Monocotyledon families include trees.
 * Asparagaceae (Asparagus family)
 * Cordyline, Cabbage tree etc.
 * Dracaena, Dragon tree
 * Yucca, Joshua tree etc.
 * Arecaceae (Palmae) (Palm family)
 * Areca, Areca
 * Cocos nucifera, Coconut
 * Phoenix, Date Palm etc.
 * Trachycarpus, Chusan Palm etc.
 * Poaceae (grass family)
 * Bamboos, Poaceae subfamily Bambusoideae, around 92 genera
 * Note that banana 'trees' are not actually trees; they are not woody nor is the stalk perennial.

Magnoliids (together with eudicots they are called broadleaf or hardwood trees)
17 magnoliid families include trees.
 * Annonaceae (Custard apple family)
 * Annona, Cherimoya, Custard apple, Soursop etc.
 * Asimina, American Pawpaw
 * Lauraceae (Laureddl family)
 * Cinnamomum, Cinnamon etc.
 * Laurus, Bay Laurel etc.
 * Persea, Avocado etc.
 * Sassafras, Sassafras
 * Magnoliaceae (Magnolia family)
 * Liriodendron, Tulip tree
 * Magnolia, Magnolia
 * Myristicaceae (Nutmeg family)
 * Myristica, Nutmeg

Conifers (Pinophyta; softwood trees)
7 families, all of them include trees.
 * Araucariaceae (Araucaria family)
 * Agathis, Kauri
 * Araucaria, Araucaria
 * Wollemia nobilis, Wollemia
 * Cupressaceae (Cypress family)
 * Chamaecyparis
 * Cryptomeria japonica, Sugi
 * Cupressus, Cypress
 * Fitzroya cupressoides, Alerce or Patagonian cypress
 * Juniperus, Juniper
 * Metasequoia glyptostroboides, Dawn Redwood
 * Sequoia sempervirens, Coast Redwood
 * Sequoiadendron giganteum, Giant Sequoia
 * Taxodium, Bald Cypress
 * Thuja, Western Redcedar etc.
 * Pinaceae (Pine family)
 * Abies, Fir
 * Cedrus, Cedar
 * Larix, Larch
 * Picea, Spruce
 * Pinus, Pine
 * Pseudotsuga, Douglas-fir
 * Podocarpaceae (Yellowwood family)
 * Afrocarpus, African Yellowwood etc.
 * Dacrycarpus, Kahikatea etc.
 * Dacrydium, Rimu etc.
 * Podocarpus, Totara etc.
 * Prumnopitys, Miro etc.
 * Family Sciadopityaceae
 * Sciadopitys verticillata, Kusamaki
 * Taxaceae (Yew family)
 * Taxus, Yew

Ginkgos (Ginkgophyta)
Only one species.
 * Ginkgoaceae (Ginkgo family)
 * Ginkgo biloba, Ginkgo

Cycads (Cycadophyta)
2 families include trees.
 * Cycadaceae (Cycad family)
 * Cycas, Ngathu cycad etc.
 * Zamiaceae (Zamia family)
 * Lepidozamia, Wunu cycad etc.

Ferns (Pteridophyta)

 * Cyatheaceae
 * Cyathea
 * Dicksoniaceae
 * Dicksonia

Fossil trees

 * Wattieza, the earliest known tree