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Oregon oak
Quercus garryana
6,464 observations
Golden chinquapin
Chrysolepis chrysophylla
1,887 observations
Red Alder
Alnus rubra
1,237 observations
Pacific Wax myrtle
Morella californica
1,206 observations
beaked hazelnut
Corylus cornuta
1,003 observations
Tanoak
Notholithocarpus densiflorus
689 observations
California black oak
Quercus kelloggii
629 observations
canyon live oak
Quercus chrysolepis
466 observations
English oak
Quercus robur
292 observations
common hazel
Corylus avellana
267 observations
green alder
Alnus alnobetula
214 observations
northern red oak
Quercus rubra
192 observations
white alder
Alnus rhombifolia
164 observations
Persian walnut
Juglans regia
159 observations
deer oak
Quercus sadleriana
122 observations
eastern black walnut
Juglans nigra
118 observations
Quercus garryana × sadleriana
Quercus garryana × sadleriana
102 observations
silver birch
Betula pendula
100 observations
huckleberry oak
Quercus vacciniifolia
96 observations
grey alder
Alnus incana
86 observations
Sweet Chestnut
Castanea sativa
48 observations
pin oak
Quercus palustris
31 observations
water birch
Betula occidentalis
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
10 observations
American hazelnut
Corylus americana
10 observations
northern California black walnut
Juglans hindsii
9 observations
American chestnut
Castanea dentata
6 observations
bog myrtle
Myrica gale
5 observations
river birch
Betula nigra
4 observations
swamp birch
Betula pumila
4 observations
paper birch
Betula papyrifera
3 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
Chinese chestnut
Castanea 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 6,464 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