Cymadothea trifolii

Cymadothea trifolii is a fungal species from the order of Rußtaupilzartigen ( Capnodiales ). The species is common, especially in humid summers.

Features

On the bottom of clover leaves to black spots form with a diameter of 1 mm, which merge more or less strongly with each other. On the spots can be found on corkscrew spiral beams conidia. They are two-celled and measure 20-24 x 9-12 microns. Pseudothecia formed after wintering on dead leaves.

Importance

Cymadothea trifolii is the causative agent of clover blackness. The infected by this fungus clover is toxic to livestock.

Documents

  • Rudolf Schubert, Horst Herbert Handke, Helmut Pankow: Rothmaler Exkursionsflora of Germany. Volume 1: Lower plants. Spektrum Akademischer Verlag, Munich 2005, ISBN 3-8274-0655-2.
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