MYCOLOGIA 



Vol. Ill September, 191 i No. 5 



THE HYPOCREALES OF NORTH 

 AMERICA— IV 



Tribe IV. Cordycipiteae 



Fred J. Seaver 

 (With Plates 53 and 54, Containing 26 Figures) 



Sclerotia formed in the bodies of insects or in the stems of 

 plants, consisting of a more or less well-developed, often compact 

 and hard mycelial tissue; stromata developing from the sclerotia 

 usually after a period of rest, erect and clavate or rarely pulvi- 

 nate ; perithecia immersed or subsuperficial (especially in aged 

 specimens) ; asci cylindric ; spores filiform or subfiliform, simple 

 or many-septate, often breaking into numerous segments, hyaline. 



Sclerotia formed in the bodies of insects or fruiting organs 



of fungi. 36. Cordyceps. 

 Sclerotia formed in the tissues of vascular plants. 



Sclerotia originating in the ovaries of plants ; stromata 



long-stipitate. 37. Spermoedia. 

 Sclerotia formed in the stems or fruiting axes of plants ; 



stromata short-stipitate or sessile. 38. Balansia. 



36. Cordyceps (Fries) Link, Handb. 3: 347. 1833 

 Sphaeria §Cordyceps Fries, Syst. Myc. 2 : 323. 1823. 

 Torrubia Lev. ; Tul. Fung. Carp. 3:5. 1865. 



Stromata springing from the sclerotium or resting stage of the 

 fungus composed usually of compact mycelial tissue within the 

 bodies of insects or more rarely in other fungi, simple or branched, 



[M'ycologia for July, 1911 (3: 165-206), was issued July 27, 1911] 



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