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bur oak
Quercus macrocarpa
441 observations
eastern black walnut
Juglans nigra
340 observations
shagbark hickory
Carya ovata
237 observations
bitternut hickory
Carya cordiformis
178 observations
American hophornbeam
Ostrya virginiana
129 observations
white oak
Quercus alba
119 observations
northern red oak
Quercus rubra
102 observations
chinkapin oak
Quercus muehlenbergii
68 observations
river birch
Betula nigra
60 observations
swamp white oak
Quercus bicolor
42 observations
shingle oak
Quercus imbricaria
37 observations
pin oak
Quercus palustris
25 observations
black oak
Quercus velutina
19 observations
American hornbeam
Carpinus caroliniana
16 observations
American hazelnut
Corylus americana
15 observations
Chinese chestnut
Castanea mollissima
12 observations
paper birch
Betula papyrifera
11 observations
yellow birch
Betula alleghaniensis
9 observations
northern pin oak
Quercus ellipsoidalis
8 observations
common alder
Alnus glutinosa
8 observations
Butternut
Juglans cinerea
7 observations
Shellbark Hickory
Carya laciniosa
6 observations
American chestnut
Castanea dentata
4 observations
pecan
Carya illinoinensis
4 observations
European beech
Fagus sylvatica
3 observations
blackjack oak
Quercus marilandica
3 observations
American beech
Fagus grandifolia
2 observations
gray birch
Betula populifolia
2 observations
post oak
Quercus stellata
2 observations
Sweet Chestnut
Castanea sativa
2 observations
swamp birch
Betula pumila
2 observations
beaked hazelnut
Corylus cornuta
1 observations
bear oak
Quercus ilicifolia
1 observations
Schuette's oak
Quercus × schuettei
1 observations
Hybrid Chestnut
Castanea dentata × mollissima
1 observations
Frequently Asked Questions
- The 10 most common deciduous trees in Iowa are:
- bur oak (Quercus macrocarpa)
- eastern black walnut (Juglans nigra)
- shagbark hickory (Carya ovata)
- bitternut hickory (Carya cordiformis)
- American hophornbeam (Ostrya virginiana)
- white oak (Quercus alba)
- northern red oak (Quercus rubra)
- chinkapin oak (Quercus muehlenbergii)
- river birch (Betula nigra)
- swamp white oak (Quercus bicolor)
- The most observed deciduous tree in Iowa is bur oak (Quercus macrocarpa), with 441 recorded observations.