Puccinia
Encyclopedia
Puccinia is a genus of fungi. All species in this genus are obligate plant pathogens and are known as rusts
Rust (fungus)
Rusts are plant diseases caused by pathogenic fungi of the order Pucciniales. About 7800 species are known. Rusts can affect a variety of plants; leaves, stems, fruits and seeds. Rust is most commonly seen as coloured powder, composed off tiny aeciospores which land on vegetation producing...

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Examples of Puccinia rusts and the diseases they cause:
  • Puccinia asparagi
    Puccinia asparagi
    Puccinia asparagi is a plant pathogen that causes rust on asparagus.- External links :* *...

    - Asparagus rust
  • Puccinia graminis - Stem rust, also known as black rust
  • Puccinia horiana - Chrysanthemum white rust
  • Puccinia poarum
    Puccinia poarum
    Puccinia poarum, Coltsfoot Rust gall or Meadow Grass Rust is a plant pathogen. This fungal parasite forms a bright yellow gall, 1–2 cm across, on the underside of leaves of the Coltsfoot, Tussilago farfara and infects, but does not gall grasses of the poaceae family.-Characteristics:This...

    - Coltsfoot rust gall
  • Puccinia psidii
    Puccinia psidii
    Puccinia psidii is a rust native to Brazil with a very broad host range in the myrtle family . Puccinia psidii can have very serious consequences to various species of plants in the Myrtaceae...

    - Guava rust or eucalyptus rust
  • Puccinia recondita
    Puccinia recondita
    Puccinia recondita is a plant pathogen.- External links :* *...

    - Brown rust
  • Puccinia sessilis
    Puccinia sessilis
    Puccinia sessilis is a fungal plant pathogen, also known as Arum Rust or Ransons Rust. It commonly infects Arum maculatum and Allium ursinum causing yellow to orange circular patches on leaves. On the underside it produces raised orange aecia commonly covered in spores...

    - Arum rust and Ransoms rust
  • Puccinia striiformis - Stripe rust, also known as yellow rust
  • Puccinia triticina - Wheat leaf rust, also known as brown rust


The rust species Puccinia obtegens has shown some promise for controlling Canada thistle, but it must be used in conjunction with other control measures to be effective .

See also

A collection of information regarding Puccinia psidii--particularly with respect to its presence in Hawaii--is available online.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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