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Oregon oak
Quercus garryana
6,598 observations
Golden chinquapin
Chrysolepis chrysophylla
1,918 observations
Red Alder
Alnus rubra
1,269 observations
Pacific Wax myrtle
Morella californica
1,227 observations
beaked hazelnut
Corylus cornuta
1,014 observations
Tanoak
Notholithocarpus densiflorus
705 observations
California black oak
Quercus kelloggii
636 observations
canyon live oak
Quercus chrysolepis
474 observations
English oak
Quercus robur
311 observations
common hazel
Corylus avellana
267 observations
green alder
Alnus alnobetula
218 observations
northern red oak
Quercus rubra
194 observations
white alder
Alnus rhombifolia
164 observations
Persian walnut
Juglans regia
164 observations
deer oak
Quercus sadleriana
125 observations
eastern black walnut
Juglans nigra
121 observations
silver birch
Betula pendula
103 observations
Quercus garryana × sadleriana
Quercus garryana × sadleriana
103 observations
huckleberry oak
Quercus vacciniifolia
102 observations
grey alder
Alnus incana
88 observations
Sweet Chestnut
Castanea sativa
57 observations
water birch
Betula occidentalis
32 observations
pin oak
Quercus palustris
31 observations
bush chinquapin
Chrysolepis sempervirens
29 observations
cork oak
Quercus suber
26 observations
dwarf resin birch
Betula glandulosa
23 observations
European beech
Fagus sylvatica
11 observations
northern California black walnut
Juglans hindsii
10 observations
American hazelnut
Corylus americana
10 observations
American chestnut
Castanea dentata
6 observations
bog myrtle
Myrica gale
5 observations
paper birch
Betula papyrifera
4 observations
river birch
Betula nigra
4 observations
swamp birch
Betula pumila
4 observations
leather oak
Quercus durata
3 observations
Hungarian Oak
Quercus frainetto
3 observations
Quercus chrysolepis × vacciniifolia
Quercus chrysolepis × vacciniifolia
3 observations
Shumard oak
Quercus shumardii
2 observations
Invasive
Caucasian Wingnut
Pterocarya fraxinifolia
2 observations
common alder
Alnus glutinosa
2 observations
coast live oak
Quercus agrifolia
1 observations
Chinese chestnut
Castanea mollissima
1 observations
Filbert
Corylus maxima
1 observations
Hybrid Chestnut
Castanea dentata × mollissima
1 observations
Frequently Asked Questions
- The 10 most common deciduous trees in Oregon are:
- Oregon oak (Quercus garryana)
- Golden chinquapin (Chrysolepis chrysophylla)
- Red Alder (Alnus rubra)
- Pacific Wax myrtle (Morella californica)
- beaked hazelnut (Corylus cornuta)
- Tanoak (Notholithocarpus densiflorus)
- California black oak (Quercus kelloggii)
- canyon live oak (Quercus chrysolepis)
- English oak (Quercus robur)
- common hazel (Corylus avellana)
- The most observed deciduous tree in Oregon is Oregon oak (Quercus garryana), with 6,598 recorded observations.
- Some of the most commonly observed invasive deciduous trees in Oregon include:
- Caucasian Wingnut (Pterocarya fraxinifolia)
- Some of the most commonly observed native deciduous trees in Oregon include:
- Quercus garryana × sadleriana