Pyrcnotnycctea3, Sphajriaoene Allanlosporai, Diatrypella. 179 



vulos elongatos aggregatis; ostiolis obtusis, sub-4-sulcatis, epider- 

 luidein inflantibus, nigrificantibus findentibusque; ascis lanceolatis, 

 57-75 ^ 5V2-7 ; sporidiis cylindraceis, curvulis, 5y^-7 ^: 1 V^. 



Hab. in petiolis Sabai serrulatae, Green Cove Springs 

 Amer. bor. 



5. Diatrypella Placenta Rehm Beitr. in Hedw. 1882. p. 117. — Stro- m^ 

 matibus minutis, parum exstantibus, 1-2 mm. diam,, plorumquo or- 

 bicuiaribus, placentiforraibus, planis vel vix convexulis, fascis, in- 

 tus albis, peridermii fissi laciniis 4 pierumque erectis triangulari- 

 busque nonnihil superantibus; peritheciis in singulo stromato 5- 

 15, monostichis, minutis, confertis, ostiolis minutissimis nigris vel 

 exsertis; ostiolis seniiibus in fovpolis irregularibus immersis; ascis 

 subfusiformibus, longe pedicellatis, parte sporifera 45 = 9; sporidiis 

 c. 32 in superiore asci parte, hyalinis, cylindricis, obtusis, subcur- 

 valis, 5-6:^1,5; paraphysibus longis, 6 u. crassis, articulatis. 



Ilab, ad raraum siccum Alni viridis prope Kiithai alpium 

 Tirolensium, alt. 2000 metr. (Doct. Rehm). — Proxima videtur D. 

 decoraice Nit^., sed notis supra allatis diversa. 



C. Oiatrypella Tocciseana De Not. — Syll. I, p. 202. — Var. subeffusa i%9 

 Ell. et Ev. Journ. Myc. 1888, p. 62. — Stromatibus pulvinatis. de- 

 presso-convexis, 0,5-1 cm. diam. v. cootluentibus majoribus, intus 

 sordide albis, epidermide fasciculis parvis ostiolorum subprominen- 

 tium, stellato-fissorum pertusa, permanenter tectis; peritheciis 50- 

 100 in quoque stromate, globosis, latiusculis, usque ad 1 mm. diam., 

 pariete crasso colloque brevi donatis; ascis clavato-cylindraceis, 

 150 s 10-12, p. sp., 80-90 II. long., polysporis; sporidiis coacerva- 

 tis flavidis, singuiis hyalinis, allantoideis, subincurvis, 2-guttuiatis, 

 5-7 ==1-1%. 



ffab. m cortice Alni vetustre, Massachusetts Araer. bor. (Rev. 

 Jos. Blake). — A typo differt stromatibus subeffusis et subcon- 

 fluentibus. 



7. Diatrypella decipiens E. et E. Journ. Mycol. 1888, p. 80 (errore 68). 1970 

 — Stromate erumpente, atro dein nigro, orbiculari v. oblongo, 2-6 

 mm. diam., pulvinato v., dum majore, plano, intus albido, basi linea 

 nigra circumscripto; peritheciis monostichis, oblongo-ovoideis, circ. 

 y^ mm. long,, supra in coUum breve abrupte contractis, ostiolis 

 4-suIcatis, in stromatis foveolis subprominulis ; ascis polysporis, p. 

 sp. 50-70 = 6-7; sporidiis flavidis, alkantoideis, modice incurvis, 

 3,5-4,5 raro 5 (j.. long,, vix 1 a. cr. 



Jlab. in Gortice Urabellulariae californicaj, Coos Co,, 



