Class ASCOMYCETES 

 Order EXOASOALES 

 Exoascus pruni (Fckl.) Tul. — Miller's Bay; on cultivated and wild 

 plums. 



Order HELVELLALES 

 Eelvella crispa (Scop.) Fr, — ^ Estherville ; on the ground. 

 Helvella elastica Bull. — • Elm Crest ; on the ground. 

 Eelvella lacunosa Af zel. — Estherville ; on the ground. 

 Leotia stipitata (Bosc.) Schr. — ^ Estherville ; on the gTound. 



Order PEZIZALES 

 Acetabula acetabulum (L.) Fckl. — Elm Ci-est; on the ground. 

 Acetahula sulcatum (Pers.) Fckl. — Elm Crest; on the ground. 

 Chlorosplenium versiforme (Pers.) De Not. — 'Miller's Bay; on old stump. 

 Ciboria sulphurella (E. & E.) Eehm. — Miller's Bay; on an old stump. 

 Helotium! Friesii (Weinn.) Sacc. — Inn woods; on decaying leaves. 

 Lachnea Jiemispherica (Schaeff.) Gill. — Elm Crest; Estherville; on the 

 ground. 



Lachnea paludosa (Boud.) Sacc. — Center lake; on the ground. 

 Lachnea "scutellata (L.) Gill. — Little Sioux river, Center lake, Miller's 

 Bay; on wood. 



Pezisa hadia Pers. — ' Elm Crest, Estherville, Center lake ; on the ground. 

 Phialea fructigena (Bull.) Gill. — ^Little Sioux river; on acorns. 

 Fyronema melaloma (Fr.) Sacc. — Bluff Point; on burnt ground. 

 Sarcosyplia floccosa (Schw.) Sacc. — Center lake; on decaying twigs in 

 leaves. 



Sarcosypha occidentalis (Schw.) Sacc. — Center lake; on decaying twigs 

 in leaves. 



Order PHACIDIALES 

 Bhytisma acerinum (Per.) Fr. — Eagle Point; on leaves of Acer sacchar- 

 inum L. 



Order PEEISPORIALES 

 Erysiphe communis (Wallr.) Fr. — 'Arnold's Park; on Viola sp. 

 Erysiphe cichoraceariim DC. — ' Pratt 's lake ; on Hydrophyllum virgini- 

 anum L. 



PodosphcBra oxycanthce (DC.) D. By. — ^ Miller's Bay; on Fmnus virgini- 

 ana L. 



Order HYPOCREALES 

 * Claviceps fragilis. — West Okoboji woods. 



Order DOTHIDIALES 

 Plowrightia morbosa (Schw.) Sacc. — Common; on wild plum; also found 

 on Amelanchier canadense by Prof. Macbride. 



Order SPH^RIALES 

 Amphisphceria conf ertissvma E. & E. — West Okoboji woods. 

 Daldinia concentrica Bolt. — Common ; on stumps and decaying wood. 



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