Seaver: The Hypocreales of North America 197 



clavate, tapering above, 8-spored, 50-55 X 10 mic. ; spores 

 crowded in the ascus, fusiform, straight or curved, 3-septate, 

 hyahne or sHghtly yellowish, 18-20 X 5-6 mic. 



On corn stalks, herbaceous stems and bark of trees and shrubs. 



Type locality': Europe. 



Distribution : New Jersey to N. Dakota, Kansas and W. 

 Mrginia. 



Illustrations: Ellis & Everh. N. Am. Pyrenom. pi. jj, /. 1-6; 

 E. & P. Nat. Pfl. Fam. /. 240, G-J. 



Exsiccati : Ellis, N. Am. Fungi, 81; Wilson & Seaver, Ascom. 

 & Lower Fungi, 5^. Other specimens examined: N. Jersey,- 

 Ellis, Commons; W. Virginia. XiiffaU; Iowa, Seaver; N. Dakota, 

 Seaver. 



Doubtful Species 



Gibberella Sanbinctii (Durien & Mont.) Sacc. ]\Iichelia i: 513. 



Sphaeria Saitbinetii Durien & Mont. ; Durien ; U. Alger. Crypt. 



i: 479. 1846? Gihbcra Saubinetii Mont. Syll. Crypt. 252. 



1856. 

 Gibberella ficini (Cooke & Hark.) Ellis & Everh. N. Am. 



Pyrenom. 120. 1892. 



19. Scoleconectria gen. nov. 

 Ophionectria Sacc. (in part). 



Stroma subglobose, tubercular or depressed; perithecia super- 

 ficial on or surrounding the stroma, in dense clusters or more 

 or less evenly scattered; asci 2-8-spored, cylindrical to clavate; 

 spores 3-many-septate, fusoid to subfiliform, hyaline, or sub- 

 hyaline. 



Type species : Ophionectria scolecospora Bref . 



Distinguished from Creonectria by the many-septate spores 

 and from Ophionectria by the presence of a stroma. Character- 

 ized by its worm-like spores. 



Spores filiform or subfiliform, very long. 



On dead branches of Pinus ; spores 40-50 X 2.5-3 



^^^^- I. 5". scolecospora. 



On scale insects ; spores clavate, 100-120 X 6-7 mic. 2. S. coccicola. 



Spores fusoid or subelliptical, comparatively short. 



Stroma prominent, tubercular, 1-2 mm. high. 3. .S". canadensis. 



Stroma depressed, inconspicuous. 



Spores subelliptical, curved. , 4. S. polythalama. 



