Pyrenomycetese, Sphjeriacese, Pliceosporfe, Hypoxylon. 555 



pressifs, ostiolo minuto, vix visibili; sporidiis navicularibus fuscis, 



Hah. in iigno putri, JoM'a Amer. bor. 



49. Hypoxyion Fendleri Kerk. in Orevillea XI, 132. — Effusum, He- 2256 

 terminatum, crassurn, rugosum, fulvum, demum atro-fusoum; pe- 

 ritheciis distinctis, globosis, elevatis, ostiolo papillato nigro; ascis 

 cyllndraceis; sporidiis arcte ellipticis, rectis curvulisve, fuscis, 12- 



13 = 4. 



Hab. in ligno putri, Venezuela, — H. mulliformi subatfine. 



50, Hypoxylon ianthinum Cooke in Grevillea XI, 132. — Stromate 2257 

 in ligno effuso, puivero iantliino, demum nigricante; peritlieciis sti- 

 patis, obovatis, vertice subrotundatis vel confluendo planis, ostiolo 

 minute papillato; ascis cylindraceis; sporidiis ellipticis, obtusis, con- 

 tinuis, fuscis, 15 ^ 6. 



HaJi. in ligno nutrescente in America boreali (Ravenel). 



T)! , Hypo.xylon rubiginosum (Pers.) Fr. — Syll. I, p. 376. — a) ro- 2?58 

 bustum Speg. F. Fupg. n. 190: stromatibus ligno indurato infu 

 scatoque superficialibus crustaceis late effuso-pulvinatulis diffor- 

 mibus, 2-10 cm. iong., 1-3 cm. lat , crassiusculis, abrupte obtusu- 

 seque raarginatis, scrupulosis non vel vix mammillosis, laxe hinc 

 inde papillulosis, fusco-rubiginosis; sporidiis elliptico-navicularibus 

 10-15:; 8, fuligineis. — bj miserrimum Speg. I. c: stromatibus 

 irregulariter sublinearibus, flexuosis, ligno dealbdto, submucedineo, 

 fragilissimo iinnato-effusis, non vel vix pulvinulatis ac marginatis, 

 submammillosis, laxe papillulosis, fusco-rubiginosis; sporidiis ellipti- 

 cis vel ovoideis, plus minusve inaequilateralibus, 12-15 :r:5-7, gros- 

 se 1-2-guttulatis, fuligineis. 



Hab. vulgata ad ligna emortua in silvis per Fuegiam totam 

 nec non in Staten island. 



52. Hypoxylon creoleucum Speg. F. Fueg. n. 188. — Stromatibus cor- 2259 

 tice insidentibus, per peridermium erumpentibus, eoque secedente 

 denudatri-superricialibus. effuso-pulvinulatis 2-3 cm. long., l cm. 

 Ittt., 1-1,5 mm. crass,, obtuso marginatis, subrepandulis, superne 

 convexulo-explanatis, non vel parce undulatis, non vel vix hinc 

 inde papillulosis, sordide fusco-testaceis vel subrubiginosis, glabris 

 intus albis; peritlieciis globulosis e mutua pressione compressis, 

 450-600 ^.. diam., coriacellis atris, contextu indistincto, immersis 

 non vel vix prominulis, ostiolo non vix papillulato; ascis cylm- 

 draceis antico obtuse rotundatis, postice in pedicellum longissimum 

 attenuatis, p. sp. 65-85 c; 6-7, ped. 120^1-3, octosporis, paraphy- 



