The rust mushrooms (Urediniomycetes) are a very original group of mushrooms. Already early in geologic history the rust mushrooms appeared as plant parasites. Fossils of the carbon (350 million years ago) probably occupy an original infestation by ferns.

Those presumed 5000 kinds distribute themselves on approximately 100 kinds. It concerns with them obligatory parasites at plants. They cannot survive thus without plant hosts at all. In the course of a complete Entwicklungszyklus' the landlord speaks changed in such a way one of rust mushrooms". If the entire development cycle on the same kind of plant host takes place, then it concerns rust mushrooms".

Partially some kinds possess a substantial economic meaning as pathogens at cultivated plants.

Description

With rusting (Uredinales) in four cells a unterteilteBasidie with four Basidiosporen develops from the Probasidie (Teleutospore).

In addition are with most rust mushrooms additionally Uredosporenlager, Spermogonien (Pyknidien) and Aecidien present.

Admitted kinds

• Pear grating (Gymnosporangium sabinae)
• Bean rust (Uromyces phaseoli)
• Yellow rust (Puccinia straeformis)
• Grain black rust (Puccinia graminis)
• Crown rust (Puccinia coronata)
• Malvenrost (Puccinia malvacearum)
• Plum rust (Tranzschelia pruni spinosae)
• Rye brown rust (Puccinia recondita f.sp. secale)
• Wheat brown rust (Puccinia recondita f.sp. tritici)

Related links

• Plum rust

Articles in category "Rust mushrooms"

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