678 Discomycetefe, Sticteae, Pliragmosporae, Xylogramma. 



Fr. Syst. Myc. II, p. 199 ex p., Pat. Tab. an. f. 49. — Disco lan« 

 ceolato, nigro, leviter coiicavo, ligno colliculoso-prominente cincto; 

 sporidiis ellipsoideis vel oblongo-ellipsoideis 4-septatis, 12-14 u.. 

 long. (Berk.). 



Tlab. in iigno Quercus, Fagi, Liriodendri, Pini in Sue- 

 cia, Germania, Gallia, Araer. bor. — In ligno duro exsiccato ob- 

 servantur raaculae elongat^e albre, in quibus leviter prominent col- i 

 liculi oblongi a ligno formati, sed sa^pe nigricantes. Discus oblon* 

 gus, plus rainus angustatus, utrinque acutus, in orani setate ater, 

 in ligno profunde penetrans. Uysterium Taxi Pers. sya. p. 99 

 (ascomatibus immersis sparsis utrinque attenuatis subcinereis ligno 

 prominente cinctis, dein osculo subrotundo hiantibus) non raultum 

 obstat, forsan mera varietas, teste Fr. 



3. Xylogramma lineare (C- et E.) Sacc. Siictis Unearis C. et E. Gre- 

 villea VII, pag. 7. — Lirell^eforme, sparsura, brunneum, disco 

 testaceo; ascis clavatis; sporidiis fusoideis, triseptatis, hyaliiiis, 

 15::; 6. 



Hab. in ligno decorticato Quercus et Vaccinii, New Jersey 

 Amer. bor. 



4. Xyiogramma longum (Pers.) Rehm Disc. p. 171, Hysterium Pers. 

 Syn. p. 99, Siictis Fr. Syst. Myc. Ind. p. 105. — Sparsum, inna* 

 tum, 3 mra, long., atro-nitidulura, parallele seriatura, subinde cur- 

 vulum, ssepe confiuens, utrinque acutum, longitudinaliter dehisceus; 

 disco brunneo-griseo. 



Hab. in ligno fagineo emortuo in Germania et Britannia. — 

 Sec. Capron (in Cooke Handb. n. 2229) species h?ec v. huic affi- 

 nis praebet sporidia oblongo-ellipsoidea, 3-septata, 15-18 ,a. iong., 

 recta vel curvula et paraphyses furcatas. 



5. Xylogramma caullncolum (Fuck.) Rehm Disc. p. 170, Xylographa 

 Fuck. Symb. App. II, p. 48. — Cupulis laxe gregariis sparsisve, 

 pleruraque in raacula aeruginosa seu decolorata, indeterminata erum- 

 pentibus, prirao in caulis decorticati fissuris irapressis, ellipticis. 

 concavis, demura magis liberis, elltpticis suborbicularibusve, 1 ram. 

 latis, planis sed siccitate longitudinaliter plicatis, disco prirao sor- 

 dido, carnoso, deraum fusco, margine distincto, obscuriori, subtiii- 

 ter crenulato; ascis clavatis, in stipitera deorsura attenuatis, 8-spo- 

 ris, 120^:16; sporidiis pleruraque in asci superiori parte conglo- 

 batis, fusiformibus, rectis parumve curvulis, utrinque obtusiusculi'^ 

 3(-4?) obscure septatis, loculis uniguttulatis, hyalinis, 22-24 s G-7; 

 paraphysibus flliforraibus, autice parum incrassatis. 



