136 BRITISH DISCOMYCETES. 



4-guttulate, 17- -27x5 9/*; paraphyses filiform, rather 

 stout. 



ffelotium laburni B. and Br., " Ann. Nat. Hist./' 

 No. 1624 ; " Grevillea," v. p. 62. 



On decorticated branches of Cytisus laburnum, or 

 beneath the cuticle, which it seems to throw off. 



Cups J to J a line broad, gregarious, fleshy, firm ; flesh 

 yellowish- white. 



Name Laburnum, a well-known tree. 



Menmuir, N.B. ! (Rev. M. Anderson). 



34. Hymenoscypha calyculus. (Sow.) 



Cup stipitate, concave, margin elevated or expanded, 

 yellowish-brown, fleshy, firm, smooth ; stem short, thick, 

 attenuated downwards ; asci cylindraceo-clavate ; sporidia 

 8, oblong or oblong-elliptic or clavate, straight or slightly 

 curved, 15 18 X 3 5/x; paraphyses filiform, slender. 



Helotium calyculus Berk., " Outl.," p. 372 ; Cooke, 

 " Handbk.," No. 2142. Peziza calyculus Fries, " Sys. 

 Myco./' ii. p. 129; "Eng. Flo.," v. p. 202 ; Sow., t. 116 ; 

 With., iv. p. 307; Purt., ii. and iii. No. 1033. P. in- 

 fundibulum Grev., "Flo. Edin.," p. 423; Fries, "Sys. 

 Myco.," ii. p. 130; B. and Br., "Ann. Nat. Hist.," No. 

 961 ; Batsch, f. 147. Pkialea calyculus Gill., "Champ./' 

 p. 108. 



On decorticated wood and branches. 



Cup about 1 to 1J lines broad, and the same high. 

 Bright clear brown, flesh firm ; disc concave or plane ; 

 stem short, enlarging upwards into the cup. This has 

 probably been confused with H. serolinum and ferru- 

 gineum, but the sporidia differ. 



Name KaXuS, the cup of a flower ; from its shape. 



Near Shrewsbury ! Forres ! (Rev. Dr. Keith). King's 

 Lynn ! (Mr. C. B. Plowright). 



(b) On herbaceous stems. 



35. Hymenoscypha scutula. (Pers.) 



Cup hypocrateriform, becoming nearly plane, firm, 

 glabrous, testaceous yellow; stem rather slender; asci 



