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English oak tree (Quercus robur) trunk

Tracheary vessels in oak wood

Oak (Quercus robur)

Cherry gall on pedunculate oak (Quercus robur) leaf

Oak leaf litter (Quercus robur)

Oak sapling (Quercus robur)

Section of English oak, polarised light micrograph

Section of English oak, polarised light micrograph

Cross-section of English oak, polarised light micrograph

Common spangle gall

Common spangle galls

Ancient oaks (Quercus robur)

Ancient oaks (Quercus robur)

Common oak marble galls

Oak pollen grain, SEM

English Oak (Quercus robur)

English Oak (Quercus robur)

Oak Leaf Stoma (Quercus robur)

Germany, Bavaria, Lower Franconia, Pedunculate Oak, Quercus robur

Oak acorn

Oak wood, light micrograph

Oak mildew on a Quercus robur leaf

Oak powdery mildew on Quercus robur

Oak powdery mildew on Quercus robur

English oak buds

SEM of pollen grains from the common oak flower

Cherry gall

Oak apple gall on oak (Quercus robur)

Oak leaves

Oak pollen grain, SEM

Studio shot of single autumn leaf of oak tree (Quercus robur)

Quercus robur

Oak Leaf Epidermis (Quercus robur)

Spangle galls on leaves of Quercus robur

Male catkins of common oak (Quercus robur)

A tylose in oak heartwood, Quercus robur

A tylose in oak heartwood, Quercus robur

A tylose in oak heartwood, Quercus robur

Spangle galls on a leaf of Quercus robur

Spangle galls on a leaf of Quercus robur

English oak tree (Quercus robur) and stone wall.

Silk button galls

Cross-section of Quercus robur heartwood

Cross-section of Quercus robur heartwood

Oak xylem

Oak acorns (Quercus robur)

Aerial view of sunflower field

Common frogbit (Hydrocharis morsus-ranae) in flower

Silk button spangle galls on a leaf

Silk button spangle galls on a leaf

Acorns

Acorn

Spangle galls on an oak leaf, SEM

White fitted kitchen with integrated bench made from oiled oak

Oak bark in a wooden scoop

Pink chrysanthemums and autumnal oak leaves on besom broom

Pink chrysanthemum and oak leaf on rustic wooden surface

english oak tree isolated on white background

Oak (Quercus fusiformis) killed by oak wilt

top view of english oak tree isolated on white background

fall english oak tree isolated on white background

winter english oak tree isolated on white background

Common spangle galls

top view of winter english oak tree isolated on white background

top view of fall english oak tree isolated on white background

Glistening ink-cap

Mossy sandwort (Moehringia muscosa )

Greater bladderwort (Utricularia vulgaris) in flower

Pedunculate Oak (quercus robur) Acorn

Acorns and oak leaves

Acorn and oak leave

Acorns and oak leaves

Knopper gall on an acorn

Two acorns and oak leave, close-up

Oak acorns (Quercus robur)

A French, Warre hive within a natural oak forest, Spain

Autumnal oak leaves lying on woodland floor

Oak base unit with open door and drawers labelled with names of various dry goods

Winter in forest.

Goat's cheese wrapped in an oak leaf (Normandy)

Shiitake Mushrooms Growing on an Oak in the Ozarks of Missouri

Germany, Baden-Wuerttemberg, old Pedunculate Oak on a meadow

top view of pedunculate oak tree isolated on white background

Oil seed rape pollen, SEM

Moss and beechnut wreath hung from oak branch in winter woodland

Gall on oak leaf

Burl on a sessile oak (Quercus petraea)

Acorns

Aerial view of corn field

Purple loostrife (Lythrum salicaria) and duckweed

Ancient oak tree (Quercus sp.)

Acorns (Quercus robur)

Oak acorns (Quercus robur) on moss

Oak-apples caused by gall wasps

Fool's parsley fruit, light micrograph

Wistman's Wood, Dartmoor, UK

Wistman's Wood, Dartmoor, UK

Sprouting acorn

Bud gall

Common spangle gall

Eichenblattformige Zuckerplatzchen in Herbstfarben

Oak leaves

Double sink fitted in DIY worksurface made from oiled oak

English Oak (Quercus robur)

English Oak (Quercus robur)

English Oak (Quercus robur)

Carved gilt bird on oak background

Oil seed rape pollen, SEM

Oil seed rape pollen, SEM

Single pedunculate oak on a meadow

Bouquet with white dahlia and snowberries on rustic wooden surface

Pendant lamp above rustic wooden table with chunky turned legs

Free-standing bathtub and custom washstand in modern designer bathroom in attic

Instructions for making a narrow shelf and mounting it on a wall

Instructions for making kitchen worksurface with sink recess from oiled oak

Germany, Bavaria, Fuessen, flowering meadow with dandelions and common oak

Germany, Bavaria, Fuessen, flowering meadow with dandelions and common oak

Germany, East Allgaeu, pedunculate oak on a meadow at twilight

Germany, Ivenack, Ivenacker Eichen, very old pedunculate Oak

Germany, Ivenack, Ivenacker Eichen, very old pedunculate Oak

Sunloungers next to long swimming pool

Oak stem, light micrograph

Oak stem, light micrograph

Stool with fur cover and geometric rug in front of cabinet with oak doors below open shelves

Oak tree pollen, SEM

Oak leaf stalk, light micrograph

Oak leaf stalk, light micrograph

Oak leaf stalk, light micrograph

Siege Technology

Glyptoxanthus labyrinthicus crab

Ringed dosinia shell

Striated cardiac myocytes, light micrograph

China Cattle back mountain sea of clouds

Burl on an oak trunk

Cherry gall

ノッチ

Oak acorns and autumn leaf

Cultivated corn furrows, aerial view

Oak tree

Oak (Quercus sp.) leaves and acorns, X-ray

Oak (Quercus sp.) leaves and acorns, X-ray

Oak (Quercus sp.) leaves and acorns, X-ray

Oak (Quercus sp.) leaves and acorns, X-ray

Oak (Quercus sp.) leaves and acorns, X-ray

Autumn flatlay

Acorn-patterned crockery with napkin decoration for autumn

Acorns from an oak tree

Acorns from an oak tree

Oak leaf stalk, light micrograph

Oak leaf stalk, light micrograph

Oak leaf stalk, light micrograph

Muscular dystrophy, light micrograph

Muscular dystrophy, light micrograph

Knopper gall

Knopper gall

Acorn knopper galls

Dandelion field and single pedunculate oak

Silk button galls on the underside of common oak leaves

Cork oak trunk

Paper collage in simple oak picture frame on blue wall

Large island counter with quartz worksurface and oak panelling in designer kitchen

Modern kitchen installation in open-plan interior with back metal cladding, oak floor and red armchair

Floating oak washstand below mirror mounted on floral wallpaper in corner of bathroom

Vintage metal pendant lamps above free-standing kitchen counter with blue, patinated base units and oak worksurface

Vintage metal pendant lamps above free-standing kitchen counter with blue, patinated, country-house base units and oak worksurface

Black vintage payphone on white brick wall next to solid oak chest of drawers below vaulted stone ceiling

Oak (Quercus) wood vessel members. SEM

An Autumn still life with stone mushrooms

Leaf-shaped biscuits cut out of biscuit dough

Rolled out biscuit dough with leaf-shaped biscuits cut out of it

Skeletal muscle, light micrograph

Human skeletal muscle, light micrograph

Human skeletal muscle, light micrograph

Human cardiac tissue, light micrograph

Skin surface, SEM

Skin surface, SEM

Skin surface, SEM

Skin surface, SEM

Heart myocardium, light micrograph

Heart myocardium, light micrograph

Heart Purkinje fibres, light micrograph

Microvilli brush border, TEM

Striated muscle tissue, SEM

Skeletal muscle,TEM

Skeletal muscle,TEM

Skeletal muscle,TEM

Skeletal muscle,TEM

Cross-sectioned skeletal muscle fibres, light micrograph

Cross-sectioned skeletal muscle fibres, light micrograph

Cross-sectioned skeletal muscle fibres, light micrograph

Cross-sectioned skeletal muscle fibres, light micrograph

Striated muscle fibres, light micrograph

Striated muscle fibres, light micrograph

Striated muscle fibres, light micrograph

Striated skeletal muscle fibres, light micrograph

Skeletal striated muscle, light micrograph

Skeletal striated muscle, light micrograph

Skeletal striated muscle, light micrograph

Skeletal striated muscle, light micrograph

Skeletal muscle vascularization, light micrograph