Gall

Galls are proliferations of cell tissue in plants and can be caused by various parasites, from fungi and bacteria, to insects and mites. Galls are often very organised structures and because of this, the cause of the gall can often be determined without the actual agent being identified. This applies particularly to some insect and mite galls.

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Image:Diplolepis Quercus01.jpg|Andricus foecundatrix

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Image:Gallwespe bedient sich Eichel2.jpg|Andricus quercuscalicis

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Image:Diplolepis Quercus02.jpg|Andricus quercuscalicis

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Plant: Land plants (embryophytes)Non-vascular plants (bryophytes)Hepaticophyta - liverwortsAnthocerotophyta - hornwortsBryophyta - mossesVascular plants (tracheophytes)Lycopodiophyta - clubmossesEquisetophyta - horsetailsPteridophyta - "true" fernsPsilotophyta - whisk fernsOphioglossophyta - adderstonguesS...

Parasite: A parasite is an organism that lives in or on the living tissue of a host organism at the expense of that host. The biological interaction between the host and the parasite is called parasitism. Parasitism is a type of symbiosis, by one definition, although another definition of symbiosis excludes ...

Fungi: REDIRECT Fungus...