804 Discomj^cetese, Patellariese, Dictyosporte, Blitrydium, 



dura infiexo-niarginatum, extus subcarbonaceum, atro-brunneuni, 

 subrugosum, intus coriaceo-carnosura, 1-2 mra. lat. ; disco subplauo 

 flavido-carneo ; ascis tereti-clavatis, apfbe rotundatis, 150-200 s 

 10-20, 4-6-8-sporis ; sporidiis oblongo-ellipsoideis, rotundatis, sub- 

 inde acutatis, rectis, 7-11-septatis muriformibusque, initio strato 

 mucoso obvolutis, pluriguttulatis, 25-45 - 10-15, subhyalinis; para- 

 physibus ramulosis, septatis, flavis. 



Hab. in ramulis siccis Rhododendri ferruginei in ItaUa, 

 Tyroli, Helvetia. 



5. Biitrydium Cucurbitaria (Cooke) Sacc. Dennaiea Cooke ia Ellis N. 

 A. F. n. 68, Thum. M. U. n. 1370, Tryblidiam Rehm Ascom. 

 n. 311. — Ascomatibus hinc inde confertis, subsuperficialibus, cii- 

 pulatis, sessilibus, tenui-coriaceis, totis nigricantibus, 0,5-0,7 rarn. 

 lat., margine in siccis involuto; ascis clavatis, crasse tunicatis, 

 110-120^:30, 6-S-sporis; sporidiis obtuse ellipsoideis v. elongato- 

 ovatis, pluriseptatis crebreque muriformibus (sept. long. 8-10-se- 

 riatis), 30-36^18, distichis, medio leniter constrictis, hyalinis deini 

 submelleis ; paraphysibus raraulosis epitheciura virens forraantibus;* 

 hypothecio brunneo-virente. 



Hab. in cortice subvivo Quercus alb?e, New Jersey Ame-( 

 ricse borealis. — Cfr. supra n. 2033. 



6. Biitrydiutn abietinum (Wallr.) Sacc. Tryblidium Wallr. \-\. cr. 

 n. 2334, Phacidium piihyum Kunze, nec Fr. — Ascomatibus ni- 

 gris opacis, priraum hypophlosodeis dein emergentibus verrucosis,i 

 convexis inconditis sphoeriaeforraibus, demum in basin abrupte at- 

 tractis sessilibus liberis, vertice convexiusculo irregulariter corro- 

 gato clausis patellaribus, demum lacero-fissis discura atro-sangui; 

 neura nudura veluti marginatura recludentibus. 



Hab. ad corticem abietinura emortuura in Hercynia infer, 

 frequens. 



7. Blitrydium alpinum (Hazsl.) Sacc. Phacidiopsis alpina Hazsl. in 

 Verhandl. zool. botan. Gesell. Wien. 1873, p. 8, Einig. Disc. p. 6. 

 — Ascoraate globoso raox placentiformi, sessili, 2 ram., fusco-atro, 

 a ceutro in dentes 5-10 dehiscente, disco aurantiaco, dentibus fusco- ' 

 atris tandem reflexis cincto; ascis cylindraceis, sessilibus, octosporis; 

 sporidiis oblongis, 24=; 8-10, hyalinis, pluriguttato-muriforraibus; ' 

 paraphysibus simplicibus. 



Hab. in ramis siccis Rhododendri rayrtifolii in Traus* 

 sylvania (Lojka). — Sec. Rehra Disc pag. 198, a B. Caresli(» 

 difi^ert sporidiis conspicue rainoribus et parcius septatis. 



