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Quercus and Cercocarpus
Quercus alba
Quercus alba
Quercus ellipsoidalis
Quercus macrocarpa
Quercus rubra
Quercus macrocarpa (Quercus iberica)
Quercus macrocarpa (Quercus iberica)
Annual rings of Quercus macrocarpa (Quercus iberica)
A sturdy Quercus macrocarpa (Quercus iberica) in the dune region of Anoka County
Blister Gall of Quercus macrocarpa (Quercus iberica) leaf
Branching Quercus macrocarpa (Quercus iberica)
Branching Quercus macrocarpa (Quercus iberica)
Button Gall of Quercus alba
Clustered Mid-Rib Gall of Quercus macrocarpa (Quercus iberica)
Hedgehog Gall of Quercus alba
Lobed Oak Gall of Quercus alba
Mid-rib tumor gall of Quercus
Northern Pine Oak leaves and fruit
Northern Pine Oak leaves and fruit
Northern Pine Oak leaves and fruit
Oak Bullet smooth Gall of Quercus alba
Oak Club Gall of Quercus alba
Oak Lead Seed Gall of Red Oak
Oak Pea Gall of Quercus macrocarpa (Quercus iberica)
Pill gall of Quercus coccinea
Quercus alba leaves
Quercus alba leaves
Quercus alba leaves
Quercus alba, one mile north of the Agricultural College
Quercus alba, one mile north of the Agricultural College
Quercus coccinea leaf and acorns
Quercus coccinea leaves
Quercus coccinea staminate catkins
Quercus coccinea staminate flowers and young acorns
Quercus macrocarpa (Quercus iberica) and Salix in the spring
Quercus macrocarpa (Quercus iberica) at the old Greenhouse showing light relations
Quercus macrocarpa (Quercus iberica) bark and trunk
Quercus macrocarpa (Quercus iberica) bark and trunk
Quercus macrocarpa (Quercus iberica) bark and trunk, near view
Quercus macrocarpa (Quercus iberica) cross section showing annual rings, near view
Quercus macrocarpa (Quercus iberica) cross section showing annual rings, near view
Quercus macrocarpa (Quercus iberica) half buries in moving sands
Quercus macrocarpa (Quercus iberica) in moving sand dune
Quercus macrocarpa (Quercus iberica) knee deep in sand dunes
Quercus macrocarpa (Quercus iberica) leaves
Quercus macrocarpa (Quercus iberica) leaves
Quercus macrocarpa (Quercus iberica) leaves
Quercus macrocarpa (Quercus iberica) nearly submerged by drifting sands
Quercus macrocarpa (Quercus iberica) nearly submerged by drifting sands, near view
Quercus macrocarpa (Quercus iberica) on 15th Avenue near Folwell Hall
Quercus macrocarpa (Quercus iberica) on the Edina Shakopee Road
Quercus macrocarpa (Quercus iberica) on the University campus near the main gate
Quercus macrocarpa (Quercus iberica) probably planted by squirrels
Quercus macrocarpa (Quercus iberica) probably planted by squirrels
Quercus macrocarpa (Quercus iberica) probably planted by squirrels
Quercus macrocarpa (Quercus iberica) staminate flowers
Quercus macrocarpa (Quercus iberica) tree in the spring on East River Road near Anoka
Quercus macrocarpa (Quercus iberica) tree in the spring on East River Road near Anoka
Quercus macrocarpa (Quercus iberica) tree near the Chemistry building on the University campus
Quercus macrocarpa (Quercus iberica) tree on East River Road near Anoka
Quercus macrocarpa (Quercus iberica) trees on campus near the Chemistry lab
Quercus macrocarpa (Quercus iberica) trees on campus near the Mechanical Arts building
Quercus macrocarpa (Quercus iberica) trees on campus near the Mines building
Quercus macrocarpa (Quercus iberica) trees on campus near the old library
Quercus rubra leaves and acorn
Quercus rubra leaves and acorn
Quercus velutina in the spring
Quereus bicolor
Quereus bicolor
Red banded bullet gall of a Red oak
Red Oak trunk
Rough Bullet Gall of Quercus macrocarpa (Quercus iberica)
Rough Knot Gall of Quercus macrocarpa (Quercus iberica)
Rough Knot Gall of Quercus macrocarpa (Quercus iberica) near Glenco
Salix babylonica leaves, close up
Spiny cone gall of Quercus coccinea
Spongy oak-apple gall of Quercus coccinea
Sturdy Quercus macrocarpa (Quercus iberica) in the sand dunes in Anoka County
Sturdy Quercus macrocarpa (Quercus iberica) on sand dunes
Two Quercus macrocarpa (Quercus iberica) battling the sand dunes
Woolly Leaf Gall of Quercus coccinea
Wool Sower Gall on Quercus alba
Polyporus on Quercus
Quercus
Quercus alba
Quercus coccinea
Quercus coccinea
Quercus macrocarpa (Quercus iberica)
Quercus macrocarpa (Quercus iberica)
Quercus macrocarpa (Quercus iberica)
Quercus macrocarpa (Quercus iberica)
Quercus platanoides
Quercus velutina
Fagus and Panax colensoi
Fagus cliffortioides
Fagus cliffortioides
Fagus cliffortioides and Fagus menziesii
Gaya lyallii, Fagus cliffortioides, Coprosma, Arundo fulvida (Cortaderia fulvida)
Loranthus flauidus and Fagus cliffortoides