424 



SPH^EOXEMEI. 



1236. Actinothyrium graminis. Kze. " Grass Actinothyrium." 



Perithecia irregularly gregarious, orbicular, adnata, umbonate; 

 margin radiating ; spores slender, curved, fusiform. — Kze. M.H. 

 ii. t2J. 3. Fr. S.M. \i.p. 597. Grev. t. 218. Moug. exs. no. 637. 

 Eng. FLy.p.296. Cooke exs. no. 338. Fckl. exs.no. b66. Bisch. 

 f. 3581. Bail. 1. 15. Pay.f. 369. 



On leaves and culms of grasses. Spring. 



Forming little, round, very fiat black spots, with a central umbo, of a close, 

 radiating, fibrous structure. (Fig. Ihl.) 



Gen. 107. 



CRYPTOSPORIUM, Kunze. 



Perithecium always covered by the cuticle, 

 carnoso-membranaceous, at length pierced ; 

 spores fusiform, simple. — Berk. Outl. p. 315. 



(Fig. 152.) 



Fig. 152. 



1237. Cryptospoxium Cazicis. Corda. " Sedge Cryptosporium." 



Perithecia very minute, scarcely conspicuous, hypophyllous, 

 crowded, rounded, brown ; spores fusiform, straight or curved, 

 hyaline, brown. — Corda. Sturm, ii. t. 50. B. 4' Br. Ann. N.H. no. 

 403. i^r. ^S. J/, iii.^. 482. Bisch. f. 3839. Berk.exs.no. 307. 



On leaves of different Carices. {Fig. 152.) 



Cryptosporium Neesii. Corda. has been proved to be a stylos- 

 porous condition of Valsa siiffusa, Fr. 



Gen. 108. 



SFK^XRONEIVIA, Tode. 



Perithecia free, opaque, or hya- 

 line ; spores minute,at length oozing 

 out by the ostiolum, and forming a 

 globule. — Berk. Outl. p. 315. Fng. 

 Fl. Y.p. 281. {Fig. 153.; 



Fig. 153. 



