1L2 BRITISH DISCOMYCETES. 



or cylindrical ; sporidia often in two rows ; texture 

 fibroso-cellulose. (Plate V. figs. 24-27.) 



Growing on twigs, fruit, and very often on stems of 

 plants (Fries, " Sys. Myco.," ii. p. 117). 



Name — v/un'iv, a membrane, and cncvfyog, a cup ; from 

 the membranaceous character of the cup. 



Arrangement of the Subgenera. 



I. Sclerotinia . . . . . . . . . . . . 1-7 



II. Ciboria . . . . . . . . . . . . 8-19 



III. Trichoscypha . . . . . . . . . . 20 



IV. Cyathoidea . . . . . . . . . . . . 21-50 



Key to the Subgenera. 



Growing from a conspicuous sclerotium . . . . Sclerotinia. 



Epiphytal, having no distinct sclerotium . . 1 



, (Margin furnished with hair-like processes . . . . Trichoscypha. 



' (Margin without hair-like processes . . . . 2 



iCups rather large, growing on dead fruit or the in- 

 florescence of plants or twigs . . . . . . Ciboria. 

 Cups small (rarely exceeding 3 lines in height) grow- 

 on wood, herbaceous stems, and fruit . . . . Cyathoidea. 



Subgenus I. — Sclerotinia. (Fckl., " Symb. Myco.," 



p. 330.) 



Cup rather large, or rather small, long stemmed, arising 

 from a sclerotium, more or less infundibuliform, fleshy, 

 marginate, at length more expanded, for the most 

 part glabrous ; asci elongated, 8-spored ; sporidia ovate, 

 oblong-ellipsoid, hyaline, guttulate, continuous ; para- 

 physes filiform (Fckl.). (Plate V. fig. 24.) 



Name — Sclerotium, a tuberous fungus. 



Arrangement of the Species. 



a. Sporidia elliptic . . . . . . . . species 1-2 



b. Sporidia cymbiform . . . . . . . . „ 3-4 



c. Sporidia oblongo-fusiform . . . . . . „ 5 



d. Sporidia cylindrical . . . . . . . . „ 6-7 



Key to the Species. 



Sporidia elliptic . . . . . . . . . . 1 



Sporidia cylindrical . . . . . . . . . . 4 



