Bacterial Crown Gall Agrobacterium tumefaciens (Smith & Townsend) ConnInvasive    Synonyms: Agrobacterium radiobacter, Rhizobium radiobacter.
Kingdom Bacteria   >   Phylum Proteobacteria   >   Class Alphaproteobacteria   >   Order Rhizobiales   >   Family Rhizobiaceae   >   Genus Agrobacterium   

Status:

Bacterial Crown Gall is a plant disease caused by a microscopic organism. Observations without microscopic or molecular confirmation are speculative. Bacterial Crown Gall is an invasive species in Maryland (MISC 2022).

Description:

Bacterial Crown Gall causes woody growths (tumors) on many different species of woody plants. It is of economic importance as a pathogen of some fruit trees and grapes.

There are 2 records in the project database.

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Bacterial Crown Gall in Anne Arundel Co., Maryland (10/21/2020). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)


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MBP marks as "Invasive" any taxon listed in the Maryland Invasive Species Council (MISC) list of Invasive Species of Concern in Maryland. You can read their criteria and review the lists here: https://mdinvasives.org/species-of-concern/.

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