sph.i:etacei. 



769 



Order XXXI. SPH^EIACEI. 



Perithecia carbonaceous or membranaceous, sometimes confluent 

 •with the stroma, pierced at the apex, and mostly papillate ; hy- 

 menium diffluent. — Berk. Outl. 7;. 381. 



A. 

 B. 

 C. 

 D. 



Kectriffii "\ 



Xylariei > Compound. 



Yalsei ) 



Sphceriei . , Simple. 



A. XectricBi. 



Stipitate — 



Clavate or capitate 



Head globose, base sclerotioid 

 Parasitic on grass — 



Stroma mycelioid 



Variable — 



Sporidia didymous, at length separating 



Sporidia didymous, ejected in tendrils — 

 parasitic on fungi .... 

 Stroma definite, perithecia free, clustered or scat- 

 tered 



Perithecia erect, in a coloured sac .... 



Torruhia. 

 Clavkeps, 



Ej)ichloe. 



Hy^ocrea, 



Hypomyces. 



Nectria. 

 Oomyc&s. 



Gen. 332. 



Fig. 367. 



TORRUBZA, Ley. 



Stroma vertical, fleshy, clavate or ca- 

 pitate ; perithecia immersed ; sporidia 

 linear, multi-septate, breaking up into 

 fragments. — Tid. Car}-), lii. p. 4. Cordi- 

 cejjs, Fr. Berlc. Outl. p. 381. 



{Fig. 367.) 



2317. Toxrubia entoznorirhiza. Fr. 



'• Dickson's Torrubia." 



Fleshy, head subglobose, brown ; stem 

 slender, long ; sporidia colourless, long, 

 breaking up into joints. — Tul. Carp. iii. 

 p. 14, t. 1,/. 12-18. Cordyceps entomorr- 

 hiza, Fr. S.M. i\.p. 324. Dicks, t. 3,/. 3. 

 Berk. Outl. t. 23,/. 5. Eng. Fl. y.p. 232. 

 Curr. Linn. Trans, xxii. f.45,/. 6. Cooke 

 exs.no. 187. 



2k 5 



