478 PyreiH)myc(,>teir', Spliieriaceuo. Allanfosporff, Diatrypellji. 



scure nigro fasciculatim v, sirigulatiin epidermidem pprlbrantibus; 

 ascis longis clavatis, 100-115 ^; 15; sporidiis cylindraceis, luteolis, 

 curvis 10-12=: 1,5-2. 



Ilab. in ramis emortuis Populi in Amer. bor. 



2. Diatrypella hysterloldes Ell. et Ev. in Journ. of Myc 1886, p. 99. vm 

 — Stromat.e erumpenti-tuberculiformi, prismatico, ssepe quadrisul- 

 cato et siibcornuto, l'/g-2 mm. diam., luteo, ssepe elongato, hyste- 

 riiforn)! et ^/j-l ram. diam., sursum rima iongitudinali porithocia 

 Ilysieru simulante; peritheciis 2-6 in quoque stromate, '/^^-Vo ^^'^- 

 diam., contextu subtili, atro, coriaceo, sursum in collum breve at- 

 tenuatis, ostiolo stromatis superficiem perforante, minuto papilli- 

 Ibrmi, subinde conoideo terraiDatis; ascis clavato-cylindraceis, basi 

 attenuatis, pedicellatis, 100-115^10-12, p. sp. 75-80 /;.. long.; 

 sporidiis numerosis, allantoideis, binucleatis, 6-7 ci 1,5, luteolis. 

 JIa/>. \n ramis decorticati.s Populi, Louisiana Amer. bor. (Lan- 



GLOIS). 



o Diatrypella pustulata E. et E. Journ. Myc. 1887, p. 116. — Stro- i965 

 matibns tuberculiformi-pustulatis, gregariis, intus albis, interdum 

 confluentibus. linea uigra circumseriptis, epidermide nigrificata non 

 orumpenti conferta tectis; peritlieciis 1 vel rarius 2-1 in quoque 

 stromate, giobosis, Yg-^/^ nira. diara., ostiolis brevibus, prominenti- 

 bus, validis, cylindraceis, apice circ. 4-stellato-fissis; ascis supra 

 rotundatis, subtus io basim gracilem contractis; sporidiis allantoi- 

 deis, flavido-hvalinis, 5-8 =; 8. 



Uab. in ramulis emortuis Lonicerae, Newfieid. N. Jersey 

 Araer. bor. 



4. Diatrypella Demetriana Eil. et Ev. Proc. Phil. 1890, p. 225. — igco 

 Stromate puivinato, depresso-heniisphaerico, orbiculari, ardosiaco- 

 nigro, 1,5-2 mni. diam., in lignum penetrante, linea nigi^a circura- 

 scripto, intus albido, ostiolis vix prorainentibus, distincte sed nou 

 profuude radiato-fissis; peritheciis magnitudine inedia, globosis v. 

 angulosis; ascis gracili-clavatis, 75-80 a. long. p. sp. .35 s 6 ; spo- 

 ridiis confertis, coacervatis pallide-iuteolis, singulis subhyaliuis, 

 minutis, allantoideis, leniter curvulis, circ. 4-5:^1-1^4. 



Hab. ad ramulos emortuos Sal icis chlorophyllae, Colora- 

 do Amer. bor. — /). exigwv affinis, habitus Diairypes disci- 

 forjnis. 



5. Diatrypella deusta Ell. et Mart. Amer. Nat. oct. 1882. p. 809. — 1%? 

 Peritheciis coriaceis, ampulliformibus, ;-5 mm. circ. diam., raatrici 

 immersis, absquo stromato lineaque circumscribente, 6-12 in acer- 



