Galls and lichens on an Acer tree. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-galls-and-lichens-on-an-acer-tree-55995802.html
RMD72R62–Galls and lichens on an Acer tree.
Burl / burr / bur, rounded outgrowth on beech (Fagus sylvatica) tree trunk in forest Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/burl-burr-bur-rounded-outgrowth-on-beech-fagus-sylvatica-tree-trunk-image68784430.html
RMDYWB6P–Burl / burr / bur, rounded outgrowth on beech (Fagus sylvatica) tree trunk in forest
Abnormal growth on a tree. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-abnormal-growth-on-a-tree-77398640.html
RMEDWPN4–Abnormal growth on a tree.
Abnormal growth, abnormal growth on a tree, hypertrophies Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/abnormal-growth-abnormal-growth-on-a-tree-hypertrophies-image415194679.html
RM2F3DN1B–Abnormal growth, abnormal growth on a tree, hypertrophies
Quercus robur. Oak apple gall. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/quercus-robur-oak-apple-gall-image183041197.html
RMMHP6WH–Quercus robur. Oak apple gall.
Cherry gall of the gall wasp Cynips quercusfolii on the underside of pedunculate oak leaf. Dorset, UK September Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-cherry-gall-of-the-gall-wasp-cynips-quercusfolii-on-the-underside-123774755.html
RMH5ABXY–Cherry gall of the gall wasp Cynips quercusfolii on the underside of pedunculate oak leaf. Dorset, UK September
tree with an unusual 'U' shaped trunk in the woods of Wyoming Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-tree-with-an-unusual-u-shaped-trunk-in-the-woods-of-wyoming-104681693.html
RFG28JFW–tree with an unusual 'U' shaped trunk in the woods of Wyoming
Sidmouth, Devon, 4th Sep 16 As autumn commences, oak trees become the host for over 30 species of oak gall wasp. The larval stage of these insects induces the plant to produce abnormal growths, known as galls, that enclose the developing larvae. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-sidmouth-devon-4th-sep-16-as-autumn-commences-oak-trees-become-the-117208763.html
RMGPK8Y7–Sidmouth, Devon, 4th Sep 16 As autumn commences, oak trees become the host for over 30 species of oak gall wasp. The larval stage of these insects induces the plant to produce abnormal growths, known as galls, that enclose the developing larvae.
The Largest tree Burl in the World displayed at Port Mc Neill, Vancouver Island BC. Canada. BCX 0223. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-the-largest-tree-burl-in-the-world-displayed-at-port-mc-neill-vancouver-15393142.html
RMAN2RGR–The Largest tree Burl in the World displayed at Port Mc Neill, Vancouver Island BC. Canada. BCX 0223.
Tree with abnormal trunk Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-tree-with-abnormal-trunk-309833377.html
RFS023HN–Tree with abnormal trunk
A tree with an abnormal knobbly growth on known as a Burr, Burrs or Burl it is similar to a mass tumour in an animal but causes no harm to a tree. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-tree-with-an-abnormal-knobbly-growth-on-known-as-a-burr-burrs-or-burl-it-is-similar-to-a-mass-tumour-in-an-animal-but-causes-no-harm-to-a-tree-image237747861.html
RMRPP9R1–A tree with an abnormal knobbly growth on known as a Burr, Burrs or Burl it is similar to a mass tumour in an animal but causes no harm to a tree.
Apple with Fasciation Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/apple-with-fasciation-image210703056.html
RMP6P9W4–Apple with Fasciation
Lichens growing on a tree, St Mary's, Isles of Scilly, Cornwall, England, UK. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/lichens-growing-on-a-tree-st-marys-isles-of-scilly-cornwall-england-uk-image436178849.html
RM2G9HJG1–Lichens growing on a tree, St Mary's, Isles of Scilly, Cornwall, England, UK.
Witches' broom deformed tree growth, caused by microorganisms - a type of gall. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/witches-broom-deformed-tree-growth-caused-by-microorganisms-a-type-of-gall-image470555654.html
RF2J9FJF2–Witches' broom deformed tree growth, caused by microorganisms - a type of gall.
tree ulcer at the beech trunk in the forest Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-image-tree-ulcer-at-the-beech-trunk-in-the-forest-169904999.html
RFKTBRFK–tree ulcer at the beech trunk in the forest
Burled Cedar tree festooned with ferns; Olympia, Washington, United States of America Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/burled-cedar-tree-festooned-with-ferns-olympia-washington-united-states-of-america-image472916113.html
RF2JDB595–Burled Cedar tree festooned with ferns; Olympia, Washington, United States of America
O'Leno State Park North Florida wood burl growing on the trunk of a Live Oak tree Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-oleno-state-park-north-florida-wood-burl-growing-on-the-trunk-of-a-39031160.html
RFC7E0J0–O'Leno State Park North Florida wood burl growing on the trunk of a Live Oak tree
Marble Gall On Penduculate Oak Tree Caused By The Gall Wasp Andricus kollari Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-marble-gall-on-penduculate-oak-tree-caused-by-the-gall-wasp-andricus-39245959.html
RMC7RPHB–Marble Gall On Penduculate Oak Tree Caused By The Gall Wasp Andricus kollari
Closeup of a burl (burr) growing on a tree trunk. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/closeup-of-a-burl-burr-growing-on-a-tree-trunk-image470520364.html
RM2J9E1EM–Closeup of a burl (burr) growing on a tree trunk.
A giant tree burl caused by a parasitoid bacteria. A cancer looking outgrowth Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-giant-tree-burl-caused-by-a-parasitoid-bacteria-a-cancer-looking-outgrowth-image469056351.html
RF2J73A4F–A giant tree burl caused by a parasitoid bacteria. A cancer looking outgrowth
A uniquely deformed lemon resembling a chili pepper, hanging ready to harvest from a lemon tree, perfect for promoting organic farming. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-uniquely-deformed-lemon-resembling-a-chili-pepper-hanging-ready-to-harvest-from-a-lemon-tree-perfect-for-promoting-organic-farming-image611313216.html
RF2XEFM6T–A uniquely deformed lemon resembling a chili pepper, hanging ready to harvest from a lemon tree, perfect for promoting organic farming.
Large burl--an abnormal growth--on the trunk of a tree in Prospect Park in Brooklyn, New York. There is no scientific concensus as to why burls form. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/large-burl-an-abnormal-growth-on-the-trunk-of-a-tree-in-prospect-park-in-brooklyn-new-york-there-is-no-scientific-concensus-as-to-why-burls-form-image333145797.html
RF2AA02T5–Large burl--an abnormal growth--on the trunk of a tree in Prospect Park in Brooklyn, New York. There is no scientific concensus as to why burls form.
Abnormal growth on the tree, abnormal, growth, Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/abnormal-growth-on-the-tree-abnormal-growth-image412923046.html
RM2EYP7FJ–Abnormal growth on the tree, abnormal, growth,
Large burl growing on a Sweet Chestnut tree, castanea sativa, Suffolk, UK. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-large-burl-growing-on-a-sweet-chestnut-tree-castanea-sativa-suffolk-57193007.html
RMD91A7B–Large burl growing on a Sweet Chestnut tree, castanea sativa, Suffolk, UK.
Knopper gall of the gall wasp Andricus quercuscalicis. Dorset, UK Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-knopper-gall-of-the-gall-wasp-andricus-quercuscalicis-dorset-uk-123774684.html
RMH5ABTC–Knopper gall of the gall wasp Andricus quercuscalicis. Dorset, UK
Tree growing in the rocks at Hocking Hills State Park, Ohio, USA. Life can thrive even in difficult situations. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-tree-growing-in-the-rocks-at-hocking-hills-state-park-ohio-usa-life-144546854.html
RFJB4JYJ–Tree growing in the rocks at Hocking Hills State Park, Ohio, USA. Life can thrive even in difficult situations.
Sidmouth, Devon, 4th Sep 16 As autumn commences, oak trees become the host for over 30 species of oak gall wasp. The larval stage of these insects induces the plant to produce abnormal growths, known as galls, that enclose the developing larvae. Photo South West Photos/Alamy Live News Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-sidmouth-devon-4th-sep-16-as-autumn-commences-oak-trees-become-the-117208761.html
RMGPK8Y5–Sidmouth, Devon, 4th Sep 16 As autumn commences, oak trees become the host for over 30 species of oak gall wasp. The larval stage of these insects induces the plant to produce abnormal growths, known as galls, that enclose the developing larvae. Photo South West Photos/Alamy Live News
Capture nature's artistry with this tree burl! Despite its growth anomaly, it's a material in woodworking and carving, adorning furnitur and crafts. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/capture-natures-artistry-with-this-tree-burl!-despite-its-growth-anomaly-its-a-material-in-woodworking-and-carving-adorning-furnitur-and-crafts-image603848384.html
RF2X2BJNM–Capture nature's artistry with this tree burl! Despite its growth anomaly, it's a material in woodworking and carving, adorning furnitur and crafts.
Burl, also knwon as bur or burr, an outgrowth of a Birch tree Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/burl-also-knwon-as-bur-or-burr-an-outgrowth-of-a-birch-tree-image410062301.html
RF2ER3XJ5–Burl, also knwon as bur or burr, an outgrowth of a Birch tree
A tree with an abnormal knobbly growth on known as a Burr, Burrs or Burl it is similar to a mass tumour in an animal but causes no harm to a tree. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-tree-with-an-abnormal-knobbly-growth-on-known-as-a-burr-burrs-or-burl-it-is-similar-to-a-mass-tumour-in-an-animal-but-causes-no-harm-to-a-tree-image237747912.html
RMRPP9TT–A tree with an abnormal knobbly growth on known as a Burr, Burrs or Burl it is similar to a mass tumour in an animal but causes no harm to a tree.
Apple with Fasciation Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/apple-with-fasciation-image210703063.html
RMP6P9WB–Apple with Fasciation
Lichens growing on a tree, St Mary's, Isles of Scilly, Cornwall, England, UK. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/lichens-growing-on-a-tree-st-marys-isles-of-scilly-cornwall-england-uk-image436178852.html
RM2G9HJG4–Lichens growing on a tree, St Mary's, Isles of Scilly, Cornwall, England, UK.
Witches' broom deformed tree growth, caused by microorganisms - a type of gall. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/witches-broom-deformed-tree-growth-caused-by-microorganisms-a-type-of-gall-image470555677.html
RF2J9FJFW–Witches' broom deformed tree growth, caused by microorganisms - a type of gall.
lemons growing on a tree, including one which is misshapen, Pedreguer, Alicante Province, Spain Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-lemons-growing-on-a-tree-including-one-which-is-misshapen-pedreguer-17973100.html
RMB16MTC–lemons growing on a tree, including one which is misshapen, Pedreguer, Alicante Province, Spain
A typical Western Washington Cedar tree wrapped in moss and growing ferns; Washington, United States of America Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-typical-western-washington-cedar-tree-wrapped-in-moss-and-growing-ferns-washington-united-states-of-america-image472916141.html
RF2JDB5A5–A typical Western Washington Cedar tree wrapped in moss and growing ferns; Washington, United States of America
Marble Galls On Penduculate Oak Tree Caused By The Gall Wasp Andricus kollari Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-marble-galls-on-penduculate-oak-tree-caused-by-the-gall-wasp-andricus-50618416.html
RMCX9T8G–Marble Galls On Penduculate Oak Tree Caused By The Gall Wasp Andricus kollari
Quercus robur. Knopper Galls on the ripe fruit acorn of the Common Oak Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-quercus-robur-knopper-galls-on-the-ripe-fruit-acorn-of-the-common-88604934.html
RMF448DX–Quercus robur. Knopper Galls on the ripe fruit acorn of the Common Oak
Marble Gall On Penduculate Oak Tree Caused By The Gall Wasp Andricus kollari Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-marble-gall-on-penduculate-oak-tree-caused-by-the-gall-wasp-andricus-73346861.html
RME796JN–Marble Gall On Penduculate Oak Tree Caused By The Gall Wasp Andricus kollari
Abnormal growth caused by citrus mealybug (Planococcus citri) in ornamental Ficus benjamina Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-abnormal-growth-caused-by-citrus-mealybug-planococcus-citri-in-ornamental-35137065.html
RMC14HK5–Abnormal growth caused by citrus mealybug (Planococcus citri) in ornamental Ficus benjamina
A burr (or burl) on the trunk of a wild cherry tree (Prunus avium) Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-a-burr-or-burl-on-the-trunk-of-a-wild-cherry-tree-prunus-avium-35346507.html
RMC1E4R7–A burr (or burl) on the trunk of a wild cherry tree (Prunus avium)
Burl / burr, rounded outgrowth on beech (Fagus sylvatica) tree trunk in forest Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-burl-burr-rounded-outgrowth-on-beech-fagus-sylvatica-tree-trunk-in-112223160.html
RMGEG5P0–Burl / burr, rounded outgrowth on beech (Fagus sylvatica) tree trunk in forest
Oak apple gall Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-oak-apple-gall-13528274.html
RMAE0HAY–Oak apple gall
Large burl growing on a Sweet Chestnut tree, castanea sativa, Suffolk, UK. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-large-burl-growing-on-a-sweet-chestnut-tree-castanea-sativa-suffolk-57284812.html
RMD95FA4–Large burl growing on a Sweet Chestnut tree, castanea sativa, Suffolk, UK.
flooded fields lead to abnormal plant growth. It limits oxygen and sunlight and limits the plant's growth. Rice stems break due to strong wind/rainfal Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/flooded-fields-lead-to-abnormal-plant-growth-it-limits-oxygen-and-sunlight-and-limits-the-plants-growth-rice-stems-break-due-to-strong-windrainfal-image397019144.html
RF2E1WNY4–flooded fields lead to abnormal plant growth. It limits oxygen and sunlight and limits the plant's growth. Rice stems break due to strong wind/rainfal
London Plane (Platanus x hispanica, syn Platanus x acerifolia) with harmless abnormal cell growth, spa gardens, Bad Nauheim Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-london-plane-platanus-x-hispanica-syn-platanus-x-acerifolia-with-harmless-72212732.html
RME5DG24–London Plane (Platanus x hispanica, syn Platanus x acerifolia) with harmless abnormal cell growth, spa gardens, Bad Nauheim
Sidmouth, Devon, 4th Sep 16 As autumn commences, oak trees become the host for over 30 species of oak gall wasp. The larval stage of these insects induces the plant to produce abnormal growths, known as galls, that enclose the developing larvae. Photo South West Photos/Alamy Live News Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-sidmouth-devon-4th-sep-16-as-autumn-commences-oak-trees-become-the-117208754.html
RMGPK8XX–Sidmouth, Devon, 4th Sep 16 As autumn commences, oak trees become the host for over 30 species of oak gall wasp. The larval stage of these insects induces the plant to produce abnormal growths, known as galls, that enclose the developing larvae. Photo South West Photos/Alamy Live News
Large burl at the base of a tree Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/large-burl-at-the-base-of-a-tree-image367802879.html
RM2CAAT93–Large burl at the base of a tree
Gall on a leaf in the rainforest understory, Morona Santiago province, Ecuador. Galls are abnormal growth forms usually caused by ian nsect larva livi Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/gall-on-a-leaf-in-the-rainforest-understory-morona-santiago-province-ecuador-galls-are-abnormal-growth-forms-usually-caused-by-ian-nsect-larva-livi-image432274201.html
RF2G37P49–Gall on a leaf in the rainforest understory, Morona Santiago province, Ecuador. Galls are abnormal growth forms usually caused by ian nsect larva livi
Multiple burls on a tree trunk Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/multiple-burls-on-a-tree-trunk-image367802091.html
RM2CAAR8Y–Multiple burls on a tree trunk
Apple with Fasciation Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/apple-with-fasciation-image210703055.html
RMP6P9W3–Apple with Fasciation
Tree trunk in the woods with numerous burls on its trunk Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/tree-trunk-in-the-woods-with-numerous-burls-on-its-trunk-image607594536.html
RM2X8E90T–Tree trunk in the woods with numerous burls on its trunk
Witches' broom deformed tree growth, caused by microorganisms - a type of gall. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/witches-broom-deformed-tree-growth-caused-by-microorganisms-a-type-of-gall-image470555666.html
RF2J9FJFE–Witches' broom deformed tree growth, caused by microorganisms - a type of gall.
Canada, New Brunswick, Moncton, Hopewell Rocks with trees on top at sunrise Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-canada-new-brunswick-moncton-hopewell-rocks-with-trees-on-top-at-sunrise-78047850.html
RFEEYAR6–Canada, New Brunswick, Moncton, Hopewell Rocks with trees on top at sunrise
Galls on Alder Alnus glutinosa leaves caused by the Alder Gall Mite Eriophyes laevis Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/galls-on-alder-alnus-glutinosa-leaves-caused-by-the-alder-gall-mite-eriophyes-laevis-image260828347.html
RMW49N63–Galls on Alder Alnus glutinosa leaves caused by the Alder Gall Mite Eriophyes laevis
Quercus robur. Knopper Galls on the ripe fruit acorn of the Common Oak Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-quercus-robur-knopper-galls-on-the-ripe-fruit-acorn-of-the-common-88605272.html
RMF448X0–Quercus robur. Knopper Galls on the ripe fruit acorn of the Common Oak
Blister Galls On Common Alder Alnus glutinosa leaf caused by the Mite Eriophyes laevis Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-blister-galls-on-common-alder-alnus-glutinosa-leaf-caused-by-the-mite-49548930.html
RMCTH44J–Blister Galls On Common Alder Alnus glutinosa leaf caused by the Mite Eriophyes laevis
Grown Burl on a tree trunk, green moss arround Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/grown-burl-on-a-tree-trunk-green-moss-arround-image342995805.html
RF2AX0PJ5–Grown Burl on a tree trunk, green moss arround
Red Galls on Crack Willow Salix fragilis leaves caused by the Sawfly Pontania proxima Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-red-galls-on-crack-willow-salix-fragilis-leaves-caused-by-the-sawfly-74060181.html
RME8DMED–Red Galls on Crack Willow Salix fragilis leaves caused by the Sawfly Pontania proxima
The World's Largest Burl at Port McNeill Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-the-worlds-largest-burl-at-port-mcneill-15394335.html
RMAN2Y4G–The World's Largest Burl at Port McNeill
Damage to Tilia europaea leaf caused by the Lime felt gall mite Eriophyes leiosoma Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/damage-to-tilia-europaea-leaf-caused-by-the-lime-felt-gall-mite-eriophyes-leiosoma-image209765496.html
RMP57J0T–Damage to Tilia europaea leaf caused by the Lime felt gall mite Eriophyes leiosoma
Large burl growing on a Sweet Chestnut tree, castanea sativa, Suffolk, UK. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-large-burl-growing-on-a-sweet-chestnut-tree-castanea-sativa-suffolk-57195304.html
RMD91D5C–Large burl growing on a Sweet Chestnut tree, castanea sativa, Suffolk, UK.
Damage to Tilia europaea leaf caused by the Lime felt gall mite Eriophyes leiosoma Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/damage-to-tilia-europaea-leaf-caused-by-the-lime-felt-gall-mite-eriophyes-leiosoma-image208742044.html
RMP3H0H0–Damage to Tilia europaea leaf caused by the Lime felt gall mite Eriophyes leiosoma
London Plane (Platanus x hispanica, syn Platanus x acerifolia) with harmless abnormal cell growth, spa gardens, Bad Nauheim Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-london-plane-platanus-x-hispanica-syn-platanus-x-acerifolia-with-harmless-72212731.html
RME5DG23–London Plane (Platanus x hispanica, syn Platanus x acerifolia) with harmless abnormal cell growth, spa gardens, Bad Nauheim
Sidmouth, Devon, 4th Sep 16 As autumn commences, oak trees become the host for over 30 species of oak gall wasp. The larval stage of these insects induces the plant to produce abnormal growths, known as galls, that enclose the developing larvae. Photo South West Photos/Alamy Live News Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-sidmouth-devon-4th-sep-16-as-autumn-commences-oak-trees-become-the-117208757.html
RMGPK8Y1–Sidmouth, Devon, 4th Sep 16 As autumn commences, oak trees become the host for over 30 species of oak gall wasp. The larval stage of these insects induces the plant to produce abnormal growths, known as galls, that enclose the developing larvae. Photo South West Photos/Alamy Live News
An excrescence or wart-like growth on an Oak Tree. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-an-excrescence-or-wart-like-growth-on-an-oak-tree-15434509.html
RFAN76KX–An excrescence or wart-like growth on an Oak Tree.
Gall on a leaf in the rainforest understory, Morona Santiago province, Ecuador. Galls are abnormal growth forms usually caused by ian nsect larva livi Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/gall-on-a-leaf-in-the-rainforest-understory-morona-santiago-province-ecuador-galls-are-abnormal-growth-forms-usually-caused-by-ian-nsect-larva-livi-image432274191.html
RF2G37P3Y–Gall on a leaf in the rainforest understory, Morona Santiago province, Ecuador. Galls are abnormal growth forms usually caused by ian nsect larva livi
English or Pedunculate Oak (Quercus robur). Fissured bark of a mature tree with much burr growth on the trunk. Caused by stress. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-english-or-pedunculate-oak-quercus-robur-fissured-bark-of-a-mature-49242527.html
RMCT359K–English or Pedunculate Oak (Quercus robur). Fissured bark of a mature tree with much burr growth on the trunk. Caused by stress.
Apple with Fasciation Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/apple-with-fasciation-image210703070.html
RMP6P9WJ–Apple with Fasciation
Tree trunk in the woods with numerous burls on its trunk Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/tree-trunk-in-the-woods-with-numerous-burls-on-its-trunk-image607594530.html
RM2X8E90J–Tree trunk in the woods with numerous burls on its trunk
Black tree galls Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-black-tree-galls-12891638.html
RFABGXHY–Black tree galls
Bulging Tree Trunk Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-bulging-tree-trunk-20558222.html
RFB5CE66–Bulging Tree Trunk
Finger Gall Caused by Mites on a Young Black Cherry Tree Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/finger-gall-caused-by-mites-on-a-young-black-cherry-tree-image425892393.html
RF2FMW22H–Finger Gall Caused by Mites on a Young Black Cherry Tree
Abnormal natural phenomenon. Snow, frost, frost in late spring during the flowering of trees. The branch of a blossoming apricot under the snow, the d Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-abnormal-natural-phenomenon-snow-frost-frost-in-late-spring-during-140161330.html
RFJ40W5P–Abnormal natural phenomenon. Snow, frost, frost in late spring during the flowering of trees. The branch of a blossoming apricot under the snow, the d
Quercus robur. Knopper Galls on the ripe fruit acorn of the Common Oak Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-quercus-robur-knopper-galls-on-the-ripe-fruit-acorn-of-the-common-88605077.html
RMF448K1–Quercus robur. Knopper Galls on the ripe fruit acorn of the Common Oak
Leaf galls on a Walnut Tree leaves produced by Walnut blister mite, scientific name: Aceria erinea. Ant is observed damage zonevvv Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/leaf-galls-on-a-walnut-tree-leaves-produced-by-walnut-blister-mite-scientific-name-aceria-erinea-ant-is-observed-damage-zonevvv-image333054032.html
RF2A9RWPT–Leaf galls on a Walnut Tree leaves produced by Walnut blister mite, scientific name: Aceria erinea. Ant is observed damage zonevvv
Grown Burl on a tree trunk, green moss arround Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/grown-burl-on-a-tree-trunk-green-moss-arround-image341303798.html
RF2AR7MDA–Grown Burl on a tree trunk, green moss arround
Blister Galls on Common Alder Alnus glutinosa leaves caused by the Mite Eriophyes laevis Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/blister-galls-on-common-alder-alnus-glutinosa-leaves-caused-by-the-mite-eriophyes-laevis-image618898876.html
RM2XXW7R8–Blister Galls on Common Alder Alnus glutinosa leaves caused by the Mite Eriophyes laevis
The World's Largest Burl at Port McNeill Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-the-worlds-largest-burl-at-port-mcneill-15394369.html
RMAN2Y6X–The World's Largest Burl at Port McNeill
Galls on Alder Alnus glutinosa leaves caused by the Gall Mite Acalitus brevitarsus a.k.a. Eriophyes brevitarsus Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/galls-on-alder-alnus-glutinosa-leaves-caused-by-the-gall-mite-acalitus-image60221675.html
RMDDY9A3–Galls on Alder Alnus glutinosa leaves caused by the Gall Mite Acalitus brevitarsus a.k.a. Eriophyes brevitarsus
Close-up of a large burl growing on a Sweet Chestnut tree, castanea sativa, Suffolk, UK. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-close-up-of-a-large-burl-growing-on-a-sweet-chestnut-tree-castanea-57193065.html
RMD91A9D–Close-up of a large burl growing on a Sweet Chestnut tree, castanea sativa, Suffolk, UK.
Yellow leaves on a gigantic tree Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-image-yellow-leaves-on-a-gigantic-tree-166156734.html
RFKJ92H2–Yellow leaves on a gigantic tree
Natural springtime wide angle closeup on a tree with a kind of a tumor cancer growth in the forest Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/natural-springtime-wide-angle-closeup-on-a-tree-with-a-kind-of-a-tumor-cancer-growth-in-the-forest-image535598890.html
RM2P3AHRP–Natural springtime wide angle closeup on a tree with a kind of a tumor cancer growth in the forest
Sidmouth, Devon, 4th Sep 16 As autumn commences, oak trees become the host for over 30 species of oak gall wasp. The larval stage of these insects induces the plant to produce abnormal growths, known as galls, that enclose the developing larvae. Photo South West Photos/Alamy Live News Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-sidmouth-devon-4th-sep-16-as-autumn-commences-oak-trees-become-the-117208758.html
RMGPK8Y2–Sidmouth, Devon, 4th Sep 16 As autumn commences, oak trees become the host for over 30 species of oak gall wasp. The larval stage of these insects induces the plant to produce abnormal growths, known as galls, that enclose the developing larvae. Photo South West Photos/Alamy Live News
An excrescence or wart-like growth on an Oak Tree. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-an-excrescence-or-wart-like-growth-on-an-oak-tree-15434521.html
RFAN76MX–An excrescence or wart-like growth on an Oak Tree.
Oak gall wasps lay their larvae on acorns, creating theseabnormal growths, which do not damage the host oak tree. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/oak-gall-wasps-lay-their-larvae-on-acorns-creating-theseabnormal-growths-image155555189.html
RFK1246D–Oak gall wasps lay their larvae on acorns, creating theseabnormal growths, which do not damage the host oak tree.
Gall on a leaf in the rainforest understory, Morona Santiago province, Ecuador. Galls are abnormal growth forms usually caused by ian nsect larva livi Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/gall-on-a-leaf-in-the-rainforest-understory-morona-santiago-province-ecuador-galls-are-abnormal-growth-forms-usually-caused-by-ian-nsect-larva-livi-image432274181.html
RF2G37P3H–Gall on a leaf in the rainforest understory, Morona Santiago province, Ecuador. Galls are abnormal growth forms usually caused by ian nsect larva livi
Apple with Fasciation Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/apple-with-fasciation-image210703066.html
RMP6P9WE–Apple with Fasciation
English or Pedunculate Oak (Quercus robur). Fissured bark of a mature tree with much burr growth on the trunk. Caused by stress. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-english-or-pedunculate-oak-quercus-robur-fissured-bark-of-a-mature-49242462.html
RMCT357A–English or Pedunculate Oak (Quercus robur). Fissured bark of a mature tree with much burr growth on the trunk. Caused by stress.
Apple with Fasciation Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/apple-with-fasciation-image224510734.html
RMR179ME–Apple with Fasciation
Common, Pedunculate or English Oak (Quercus robur). Trunk of a mature tree. Showing abnormal, textured bark towards the base. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/common-pedunculate-or-english-oak-quercus-robur-trunk-of-a-mature-image68068732.html
RMDXMPA4–Common, Pedunculate or English Oak (Quercus robur). Trunk of a mature tree. Showing abnormal, textured bark towards the base.
Bulging Tree Trunk Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-bulging-tree-trunk-20558225.html
RMB5CE69–Bulging Tree Trunk
A large live tree with a deformity growth that resembles an eyeball with a pupil in the center of the trunk surrounded by other trees in the forest on Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-live-tree-with-a-deformity-growth-that-resembles-an-eyeball-with-a-pupil-in-the-center-of-the-trunk-surrounded-by-other-trees-in-the-forest-on-image462888337.html
RF2HW2AP9–A large live tree with a deformity growth that resembles an eyeball with a pupil in the center of the trunk surrounded by other trees in the forest on
Quercus robur. Knopper Galls on the ripe fruit acorn of the Common Oak Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-quercus-robur-knopper-galls-on-the-ripe-fruit-acorn-of-the-common-88605119.html
RMF448MF–Quercus robur. Knopper Galls on the ripe fruit acorn of the Common Oak
Large burl on beech tree trunk. The crown gall disease is caused by the Agrobacterium tumefaciens bacteria. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-large-burl-on-beech-tree-trunk-the-crown-gall-disease-is-caused-by-92601193.html
RMFAJ9ND–Large burl on beech tree trunk. The crown gall disease is caused by the Agrobacterium tumefaciens bacteria.
Grown Burl on a tree trunk, green moss arround Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/grown-burl-on-a-tree-trunk-green-moss-arround-image341303795.html
RF2AR7MD7–Grown Burl on a tree trunk, green moss arround
After some infection some trees in the old grown southern beech forests in New Zealand developed abnormal growth called canker. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-after-some-infection-some-trees-in-the-old-grown-southern-beech-forests-112171976.html
RMGEDTE0–After some infection some trees in the old grown southern beech forests in New Zealand developed abnormal growth called canker.
Enchanting Fairy Glen in Scotland sun setting on the opening in the forest. sunlight shining through trees on to meadow. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/enchanting-fairy-glen-in-scotland-sun-setting-on-the-opening-in-the-forest-sunlight-shining-through-trees-on-to-meadow-image188310510.html
RFMXA7YA–Enchanting Fairy Glen in Scotland sun setting on the opening in the forest. sunlight shining through trees on to meadow.