PATELLARIA 369 



20. Patellaria atro-vinosa. Blox. (not Berk, and Rav.). 



Gregarious or crowded, minute, round or of irregular 

 outline, almost black, distinctly margined ; margin 

 vinous-purple; asci elongate-clavate ; sporidia 8, tinged 

 with green, fusiform or linear-fusiform, pseudo-3-septate, 

 straight or curved, 17 — 20 x 3 — fy; paraphyses filiform, 

 slender, branched. 



Patellaria atro-vinosa — Blox., MS. ; Curr., " Linn. 

 Trans.," xxiv. p. 155, t. 25, f. 31 ; B. and Br., " Ann. Nat. 

 Hist.," No. 10; Cooke, " Handbk.," No. 2171. 



On bark. 



Cups { to | a line broad. The disc is blackish- 

 brown; the margin lighter brown, and somewhat pro- 

 minent. 



Name — Ater, black, vinosus, colour of red wine. 



Gopsal, near Twycross ! (Rev. A. Bloxam). 



21. Patellaria atro-alba. Cooke. 



Gregarious or scattered, small, sessile, at length plane, 

 black ; disc white ; sporidia fusiform, 7-septate, hyaline. 



Cooke's "Handbk.," No. 2168. 



On decorticated sticks. 



Variable in size, usually gregarious, but always small ; 

 readily distinguished from its allies by the white disc ; 

 sporidia broadly fusiform, -0013 inch (SOju) long (Cooke). 



E. SPORIDIA FILIFORM. 



(a) Hyaline, septate. 

 22. Patellaria vermifera (no v. sp.). 



Scattered, sessile, very minute, cupulate, then patelli- 

 form, black, glabrous; margin entire ; asci broadly clavate ; 

 sporidia 8, narrowly cylindrical, vermiform, multiguttu- 

 late, 30 — 35 x S/m; paraphyses slenderly filiform, abun- 

 dant, branched. 



On dead branches of decorticated holly. 



Cups about 500^u broad. 



2b 



