Pyrenomycetfe, Hysteriacere, Scolecosporse, Lophodermium. 913 



libus, subcylindraceis, utrinque obtusis, rima longitudinali percur- 

 sis, stepe e latere longitudinaliter striatis 0,5-1 mm. longis, 350 

 •j.. crassis; ascis subcylindraceis 80*12, paraphysibus brevioribus 

 obvallatis; sporidiis distichis, ellipticis vel subcylindraceis, 5-7- 

 septatis, leviter constrictis, muriformibus, utrinque subobtusis, 

 brunneis 20-22 « 6. 



Hab. in ligno decorticato nigrificato Cercocarpi, Hermosa, 

 Colorado, Amer. bor. 

 3. Hysterographium nucicolum (Schw.) Ell. et Ev. in Journ. of My- 3154 

 col. 1902, vol. 8, p. 19, Hysterium nucicolum Schvv. — Syl). II, 

 p. 756, Hyst. hians Ell. et Ev. in herb. — Peritheciis elongatis 

 0,8-1 mm. long. 0,5 mm. latis, nigris, levibus, indistincte striatis, 

 rectis v. curvatis, apice obtusis, rima distincte apertis; ascis oblon- 

 go-clavatis, paraphysatis 60-70 « 12-15; sporidiis ovato-oblongis, 

 biseriatis, initio hyalinis dein brunneo-nigris, 4-6-septatis, longi- 

 tudinaliter septato-muriformibus, ad septum medium constrictis 

 15-22 « 6-9. 



Hab. in nucibus ad terram putrescentibus, Newfield, in Amer. 

 boreali. 



GRAPHYLLIUM Clements — Syll. XVI p. 1145. 



1. Graphyllium Chloes Clements Bot. Surv. Nebraska 1901, p. 6. — :n r ob 

 Peritheciis minutis, sparsis vel gregariis, interdum linearibus, in- 

 natis, longitudinaliter erumpentibus, glabris, elongato-ollipticis v. 

 linearibus, membranaceis ; contextu parenchymatico e cellulis irre- 

 gularibus, polygonalibus 5*6 composito, nigris, rima exili per- 

 cursis, 100-300 * 30-50 ; ascis octosporis ovoideo-clavatis 60 » 15 

 vel cylindraceo-clavatis 90-110*12; sporidiis distichis vel irregu- 

 lariter monostichis, brunneis vel luteo-brunneis, oblongis v. ovato- 

 oblongis, utrinque obtuse rotundatis, 3-raro 4-septatis, maturitate 

 longitudinaliter divisis, 1 ioculo compresso, altero subinilato, 20- 

 22 * 8-10. 



Hab. in ramulis Aristid.e purpureie et Boutelouic oli- 

 gostachya^, in Nebraska, Amer. bor. 



Secf. 8. Scolccospor.T. 



L0PH0DERMIUM Chev. Syll. II p. 791, IX p. 1121, XI p. 390, 



XIV p. 720, XVI p. 670. 

 1. Lophodermium montanum Forraris in Malpighia 1902, p. 456, t. X, 3150 



58 



