120 Wisconsin Academy of Sciences, Arts and Letters. 



106. Sphaeronema persicae (Schw.). 



On Plowriglitia morbosa Scliw., and on branches of Primus ameri- 

 cana Marsh. Madison. 

 Perhaps growing on the honey-dew of Aphides. 



107. Glaeosporium lindemuthianum Sacc. & Magn. 



On pods of Phaseolus, sp. Madison. 

 Causing the common and destructive spotting of wax beans. 



108. Glaeosporium (Marsonia) meliloti, n. sp. 



On the stems of Melilotus alba Lam. Madison. 

 Perithecia minute, inconspicuous, occurring in longitudinal rows 2-5 

 mm. long, on the stem. Spores oozing out in pale, flesh-colored tendrils, 

 under the microscope appearing colorless; oblong, straight or slightly 

 curved, 2-celled. 5-6x13-20//. In the smaller spores the septum is nearly 

 central; in the larger ones it occurs nearer one end. 



109. Glaeosporium (Marsonia) juglandis (Lib.) . 



On brown spots on leaves of Juglans nigra L. and J. cinerea L. 

 Madison; La Crosse, and Hokab, Minn., Pammel. 

 Almost entirely defoliating some trees in August. 



109a. Glaeosporium (Marsonia) castagnei (Desm. & Mont.). 

 On leaves of Populus alba L. Madison. 

 Glaeosporium carpini Desmaz. — See Gnomoniella firabriata. No. 59. 



110. Phoma uvicola B. & C. 



On cultivated species of Vitis. Syene; Ithaca, Hatch. 

 The apparant cause of much of the " dry rot " of grapes. The form sent 

 by Mr. Hatch is reported as very destructive to the young twigs of some 

 varieties, and appears to be identical with that distributed in Erb. Critt. 

 Ital., No. 747. 



111. Phyllosticta sphaeropsoidea EIL & Everh. 



On leaves of Aesculus hippocastanum L. Madison. 



112. Phyllosticta viticola (Cke.). 



On leaves of cultivated grape and Ampelopsis quinquefolia Mich. 

 Madison, Ithaca. 



113. Phyllosticta dodecathei, n. sp. 



On leaves of Dodecatheon meadia L. Stoughton. 

 Spots circular, brown, about 3 mm. in diameter. Spores hyaline, ovoid 

 to oblong, sometimes nearly spherical, eguttulate, 2-5x3.5-7y«, unicellular, 



114. Phyllosticta quercus Sacc. & Sp. 



On leaves of Quercus macrocarpa Michx, and Q. alba L. Kirkland, 

 La Crosse, Pammel. 



