Seaver: The Hypocreales of North America 181 



Sphaerostible pseudotrichia Berk. & Broome, Jour. Linn. Soc. 14 : 

 114. 1875. 



Stroma consisting of a slender stalk with a subglobose, reddish 

 head; conidia 3-5X2 mic., hyaline; perithecia nearly globose, 

 subcespitose, usually in or surrounding the base of the stroma, 

 red, minutely rough, finally collapsing; asci clavate, very broad, 

 8-spored, 60-75 X 20-22 mic. ; spores- 2-seriate or irregularly 

 crowded, large, 7-9-septate and muriform, yellowish-hyaline, 

 25-35 X 7-8 mic. (pi. 13, f. i~2). 



On bark, wood, etc. 



Type locality: Surinam, S. America. 

 Distribution : West Indies. 



Illustrations : Berk. & Curtis, Jour. Acad. Nat. Sci. Phil. 2 : 

 pi. 25, f. p. 



Specimens examined: Cuba, Murrill 156; Jamaica, Cockerell 

 37; Porto Rico, Heller 7 J 3, 775; S. America, ex. Herb. 

 Schweinitz. 



Doubtful Species 

 Megalonectria caespitosa Speg. Bol. Acad. Nat. Cien. Corb. 11: 

 541. 1889. 



This species has been distinguished by the larger spores which 

 range from 30-45 X 10-12. The only specimen examined is 

 from the herbarium of Prof. Bessey and according to the label 

 was found on wood supporting a south Mexican orchid in the 

 greenhouse at Lincoln, Nebraska. 



14. Allantonectria Earle ; Greene, Plantae Bakerianae 2 : 



11. 1901 



Nectriella Sacc. (in part). 



Perithecia bright colored, red, occurring in cespitose clusters on 

 a stroma as in Creonectria; asci cylindrical to clavate, 8-spored; 

 spores allantoid, simple, hyaline. 



Type species: Allantonectria Yuccae Earle. 

 Distinguished from Creonectria by the simple spores which in 

 the type species are allantoid in form. 



1. Allantonectria Yuccae Earle 1. c. 



Perithecia densely cespitose in clusters of 12-20, seated on a 

 stroma; perithecial clusters erumpent, thickly scattered or sub- 



