Abstract
New entities descr. are Gloeosporium meinersii on Phleum pratensis, Washington; G. m. var. alpina on Poa alpina, Colorado; Spermospora subulata f. ciliata on Agrostis alba, Wyoming; Phyllosticta minutaspora on Muhlenbergia filiformis, Idaho. The descr. of Spermospora is emended to include basal spore cilia. Annotations are made on 16 other spp. A black stem condition on grasses is discussed.

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