Polymyxa graminis

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Polymyxa graminis
Scientific classification
Kingdom: Rhizaria Phylum: Cercozoa Class: Plasmodiophorea Order: Plasmodiophorida Family: Plasmodiophoridae Genus: Polymyxa Species: Polymyxa graminis

Polymyxa graminis is a plasmodiophorid. It is an obligate parasite of plant roots and though itself in non-pathogenic, it is responsible for the transmission of several very important plant viruses, including Barley yellow mosaic virus (BaYMV) and Soil-borne wheat mosaic virus (SBWMV).

[edit] References

• Plasmodiophorid Home Page
• Konstantin Kanyuka, Elaine Ward and Michael J. Adams. Polymyxa graminis and the cereal viruses it transmits: a research challenge. Molecular Plant Pathology, Vol 4 page 393.