230 The North American Cup-Fungi 



1. Stamnaria americana Massee & Morgan, Jour. Myc. 8: 183. 



1902. (Plate 115.) 



Apothecia erumpent in clusters of three or four each, or in 

 rows 6-7 mm. long, the individual apothecia sessile, or subsessile, 

 at first rounded, gradually expanding and becoming turbinate, 

 reaching a diameter of .5-. 7 mm., pale-orange; hymenium plane, 

 or slightly concave, similar in color to the outside of the apo- 

 thecium, whitish-pruinose from the ends of the protruding asci 

 and paraphyses; asci clavate, 8-spored, reaching a length of 

 150-200 M and a diameter of 16 n; spores 1-seriate, or partially 

 2-seriate above, ellipsoid, straight, or curved, usually with one or 

 two large oil-drops surrounded with a granular contents, hyaline, 

 7-9 X 24-32 n; paraphyses filiform, rather strongly enlarged 

 above, pale-orange in mass. 



On species of Equisetum, especially Equisetum rohustmn and 

 Equisetum hyemale. 



Type locality: Preston, Ohio. 



Distribution: New York and New Jersey to Virginia, 

 Indiana and (Oregon?). 



Illustrations: Papers Mich. Acad. Sci. 19: pi. 8. 



ExsiccATi: Ellis, N. Am. Fungi 1274 (as Peziza Personii); 

 Ellis & Ev. Fungi Columb. 333 (as Stamnaria Equiseti); Kellerm. 

 Ohio Fungi 2: 18. 



2. Stamnaria Thujae Seaver, Mycologia 28: 186. 1936. 



(Plate 116.) 



Apothecia occurring singly, or more often in congested masses, 

 erumpent through the epidermis on the under side of the foliage 

 of the host, translucent with a slight yellowish or pinkish tint, 

 exceedingly soft and gelatinous, shrinking much in drying, the 

 individual apothecia small, not usually exceeding .2 mm. in 

 diameter; asci clavate, reaching a length of 55 n and a diameter 

 of 15 )u, 8-spored; spores irregularly disposed in the ascus, 

 ellipsoid, hyaline, granular, 6-7 X 10-12 n; paraphyses very 

 slender branched. 



On foliage of Thuja occidentaHs. 



Type locality: Baileys Harbor, Wisconsin. 



Distribution: Known only from the type locality. 



43. OMBROPHILA Fries, Summa Veg. Scand. 357. 1849. 

 Neohulgaria Petrak, Ann. Myc. 19: 44. 1921. 



