Pyrenomycetese, Sphaenaeca), Allantosporfe, Diatrype, 473 



niiuoribus, non v. vix prominulis, sporidiis crassioribus a />. aste- 

 rostoma valde diversa. 



2. Diatrype verrucoides Peck 32 Rep. pag. 50. — Pustulis parvis, 1947 

 linea nigra circumscriptis, epiderraide dein longitudinaliter v. stel- 

 latira Hssa initio tectis ; stromatibus extus nigrescentibus, intus 

 albidis, subinde tomento cinereo supra vestitis; peritheciis 3-8 in 

 quaque pustula, ostiolis nigris, depressis, steliato-sulcatis; ascis 

 clavatis; sporidiis siraplicibus, cylindraceis, rcctis vel subcurvulis, 



20 s 4. 



Hab. ad raraulos Betulae eraortuos, Stamford Amer. bor. 



3. Diatrype Macounii Ell. et Ev. Proc. Phil. 1890, p. 224. — Stro- i948 

 raate discoideo, griseo, 3-4 ram. diam., circ. l mra. cr., suborbi- 

 culari v. subellipsoideo, superflcie corticis interioris insidente, epi- 

 dermide fissa involuto, linea nigro ligno non penetrante circum- 

 scripto ; peritheciis 30-50 iu quoque stroniate, 1-stratosis, ovoideo- 

 globosis, Y^-y^ ram. diara., siipra in coUum breve, ostiolo parvo, 

 indistincte radiato-fisso, nigro, in stroraate foveolam vix efforraan- 



te, donatuni attenuatis; ascis 50-60 u.. long., p. sp. 20-30 r^ 3, hasi 

 filiformi; sporidiis supra distichis, allantoideis, flavidis, subincur- 

 vis, 4-6 ^y^-l. 



Hab. in ramos Aceris rubri?, Agassiz, British Colurabia 

 Amer. bor. 



4. Diatrype Hochelagae EIl. et Ev. Proc. Phil. 1890, p. 224. — Stro- m9 

 mate orbiculari v. elongato, 2-3 rara. long., 1-2 ram. lat., s?epe 

 plus rainus confluente, pulvinato-verrucoso, utrinque truncato vel 

 obliquo, linea nigra, in liguum non profunde peuetrante circum- 

 scripto, extas fusco-nigro, intus sordide albo; peritheciis in stro- 

 mate confertis, subglobosis, circ. 0,5 mm. diam , pariete crasso, 

 nigro, coriaceo, ostiolis conico-herai.sphj:ericis, profunde 4-5-sulca- 

 to-fissis; ascis p. sp. 40-45 ::; 7-8; paraphysibus validis; sporidiis 

 allautoideis, modice incurvis, flavidis, 8-12 ::; 2,5. 



Hab. in ligno decorticato U 1 m i, London Canada Amer. bor. — 

 Habitus />. quercince var. ligniGolcc. 



5. Diatrype acervata E. et E. Journ. Myc. 1888, p, 75 (errore 63). 1950 

 — Stromatibus 0,5 rara. diara., tabacinis dein nigris, raollibus, so- 

 litariis v, conferte gregariis, centro raacula; .subellipticai, 0,5-4 cm. 

 long., sordide albse, margine definito atro-rubro-brunue:io, insiden- 

 tibus; peritheciis subcircinatis, 5-10 in quoque stromate, intus al- 

 bis, subglobosis, 75-100 \j.. diam,, ostiolo brevi, subc_ylindraceo, in 

 stromatis superficie vix perspicuo douatis ; ascis oblongis, .35-40 ^s 



