Fagopyrum esculenturn (brank, beechwheat, sarrasin, saracen corn, ble' noir). A member of the plant family POLYGONACEAB. Cultivated herbaceous plant, with triangular leaves, knotted stems, spreading panicles white or pale pink dimorphic, perfumed flowers. The fruit is a small, three-sided nut (akene) with a dark brown, tough rind enclosing a kernel or seed.


[affected.gif] Animals most affected
Sheep, cattle, (goats, pigs, horses).


[etiology.gif] Etiology
Grazing of the plant, in particular the flower hears; less commonly, straw made from the harvested plant.


[toxic.gif] Toxicity
Contains a toxic principle, the structure which has not been fully established, which causes photosensitization. Toxic doses not known.


[clinical.gif] Clinical features
There is a latent period of several days before clinical signs present. Effects then appear within a few minutes of the animal being exposed to sunlight:


[lesions.gif] Lesions


[treatm~1.gif] Treatment