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Helminthosporium

   Also found in: Medical 0.01 sec.
Helminthosporium [hel‚min·thə′spȯr·ē·əm]
(mycology)
A genus of parasitic fungi of the family Dematiaceae having conidiophores which are more or less irregular or bent and bear conidia successively on new growing tips.


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Eventually, one of many tests showed a possible explanation: an obscure allergy to helminthosporium sativum, a common mold that grows on wheats and grasses, in cool, wet climates.
pteronyssinus), German cockroach (Blattella germanica), cat hair, seven grass mix, ragweed mix, common weed mix, Eastern eight tree mix, Dematiaceae mix (outdoor molds: Alternaria tenuis, Cladosporium herbarum, Helminthosporium sativum, Pullularia pullulans, Spondylocladium atrovirens, Curvularia spicifera), Aspergillus mix, and Penicillium mix.
Pryor says fungal pathogens of cereals fall into two basic classes: nectotrophs, such as the maize blight fungus Helminthosporium, which kill the plant and feast on its dead tissues, and biotrophs such as wheat stem rust, Puccinia graminis ssp.
 
 
 
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