Discotnycetse, Stictidaceae, Phrsgmosporse, Xylogriamraa. 809 



CRYPTODISOUS Corda. — Syll. VIII, p. 669. 



1. Cryptodiscus Andersonl EIL et Ev. Bull. Torr. Bot. Ci 1B97, 3024 

 p. 469. — Ascomatibus pallide carneis, ellipticis, 7, mm. longis, 

 . initio epidermide tectis, dein, ea acato-eli.iptice fissa, emmpentibus; 

 ascis ela,Yato-cylin.draceis, 27-30 =s; 4, sessiiibus. octosporis; sporidiia 

 distichis, fusoideo-cylindraceis, 3-septatis, 1j -14 «s! 1 '/,-2: paraphy- 

 sibus filiformibus, apice subramxulosis ibique conidia subglobosa 

 hyalina 2 ^, diam. metientia gerentibus. 



Hdb. in stipitibus emortais Pteridis aquilinse, Newfield 

 N. J. Amer. bor. (Anderson). 



FHRAGMONi^VIA Eshm. — Syll. VIII, p. 674. 



1. PhragmonaBvia aipina Starb. Bih. K. Sv. Vet. Ak. Handi. XXI, 3025 

 1895, III, n. 5, p. 18, f. 5. — Ascomatibus laxe gregariis, primo 

 sphaeroideis, clausis, deinde per epidermidem elevatam 4-5-steliatim 

 erumpentibus, fusco-nigricantibus, disco ochraceo v. fuscescente, 

 vix m,atricis superficiem superantibus, 0,2-0,5 mm. diam,, textura 

 cellulis minutis prismatica; ascis 8-sporis, clavatis, sursum obtu- 

 aato-rotundatis, fere sessilibus, 45-55^3-7; sporidiis distichis v. 

 tristichis, aciculari-vel fusoideo-clavulatis, superne rotundatis, In- 

 ferne acutatis, rectiusculis v. ssepissime curvatis, primo continuis, 

 deinde 1-2-septatis, 18-25 « 2 '/„-4; paraphysibus filiformibus, ra- 

 .tnosis, sensim sursum 2-4 a» clavulatim incrassatis. 



Han. in eanlibus siccis Ranunculi acoii itifolii, Jemtiand 

 Suecife (Grevillius). — Species quam maxime Ph. emergenti Karst. 

 proxima sporidiis longioribus, prsesertim autem paraphysibus plane 

 planeque differt. In siccitate maculas tantum minutissimas, rotun- 

 das, nigerrimas fungillus praebet. 



XYLOGRAI^MA Wallr. — Syll. VIII, p. 677, XI, p. 429. 



1. Xylogramma gramlnis Mk. Bull. Oornell Univ. IIT, n. 1, 1897, 

 p. 14, — Ascomatibus linearibus, obscure brunneis. immersis, epi- 

 dermidem atratam findentibus, 2-4 mm. longis; disco dilute colo- 

 rato, margine non eievato; ascis obiongis v. cylindraceis, breve 3026 

 stipitatis, 40-60^10-12, parapbysatis; sporidiis oct.oui8, distichis, 

 oblongis V. clavatis, uno apice attenuatis, subtiliter 3-4-septatis, 

 hyalinis, 12-15*2-3. 



Hah. in culmis Chrysopogonis nutantis, Auburn, Ala- 

 bama Amer. bor. 



