STTSA^JS — GKAPHI0THECITJ3I. 459 



Stysanus clematidis. Fckl. 



Steins gregarious, slender, striate, blact, 1 line higli; the 

 conidia-tearing portion elongato-cylindrical, occupying half 

 the length of the stem, grey ; conidia elliptical, S x 2 /x, 

 hyaline. 



Stysanus clematidis, Fuckel, Svmh. Mvc, p. 365; Sacc, 

 Syll., 2960. 



On rotting stem of clematis. 



Stysanus putredinis. Corda. 



Tafts, effused, crowded, shining white, then mealy and 

 tinged with pale red ; stem straight, slender, wavy, downy 

 and somewhat pilose, ■white; head large, ohovate, snow- 

 white ; chains of conidia at first few and distant, then 

 becoming numerous and crowded, short; conidia elliptic- 

 oblong, opalescent. 



Stysanus putredinis, Corda, Icon., iii. t. ii. f. 36 ; Sacc, 

 SyU., iv. n. 2965. 



On rotten leaves, stems, &e. 



GEAPHIOTHECIUM. Fuckel. (fig. 84, p. 897.) 



Stroma vertical, composed of fasciculate hyphae, inflated 

 at the base and resembling a perithecium. Conidia spring- 

 ing from the tips of the hyphae, continuous, fusoid, cate- 

 nulate. 



Graphiotheciiim, Fckl., Symb. Myc, p. 366 ; Sacc, SylL, iv. 

 p. 624. 



Distinguished amongst the genera with an elongated 

 vertical stroma composed of fasciculate hyphae by the very 

 much swollen base of the stroma, which resembles a perithe- 

 cium in appearance. 



Graphiotliecium parasiticmn. Sacc. (fig. 34, 

 p. 397.) 

 Tery minute, rather scattered, simple, stem composed of 

 more or less parallel hyphae, very slender, subulate, glabrous, 

 blackish-brown, base spherically incrassated, above cylin- 

 drical, white; chains of conidia short, conidia minute, 

 elliptical, colourless, 5-7 /j. long. 



Grapkiotkedum parasiticum, Sacc., Syll., iv. n. 2971. 



