^4 Spliajiiacene. Phaeospor». Hypoxyloii. 



Ilab. ii» corfice einortuo Coryli, Henzoin, Prini in Pen- 

 sylvania, Alabarna etc. Americai borealis. 

 14(). Hypoxylon macrosporum Karst. Eniim. Fiing. Lapp. p. 211 et 1473 

 M_)c. Fenii. II, p. 40. — Stiomate per peridermium erumpeiite, 

 ab laciniis ejus cincto, tandem libero, superficiali, effuso, forma va- 

 ria, plerumque longitudinaliter expanso, lineari, plus minus elon- 

 gato, contiguo, discreto vel confluente. atro, intus fusco, long. cir- 

 citer 2-4 cent., 2-10 mill. lat.; peritheciis densissime monostiche 

 stipatis, obovoideis vel subsphteroideis, vertice rotundatis vel trun- 

 cato-subconice coarctatis, plus minus prominulis, pertusis, minutis; 

 ascis pedicellatis octosporis; sporidiis oblongatis vel fusoideo-sub- 

 ejongatis, 2-3-guttulatis, fuscis, vix translucidis, rectis v. inaequila- 

 teralibus, 24-37 ^ 8-13. — Hymenium conidiferum cinereo-albidum. 



Uah. in ligno salicino juxta mare glaciale in Fennia. 



141. Hypoxylon concurrens B. et C. North Amer. Fungi n. 845. — 1474 

 Peritheciis minutis confluentibus, sursum tantura denudatis, mi- 

 nutissime granulatis; ostiolo minuto, papillaeformi ; sporidiis breve 

 cymbiformibus, 1-nucleatis. 



Hab. in lignis in Carolina infer. .\mer. bor. — Format stratum 

 granulatum, nigrura, semiemersum. 



142. Hypoxylon umbrlno-velatum R. et C Cuban Fungi n. 834. — 1475 

 Peritheciis subhemispha^ricis, subapplanatis, circa ostiolum papil- 

 laeforme leviter depressis, umbrino-velatis. parce confluentibus ; 

 sporidiis magnis cjmbiformibus, 40-42 y.. longis. 



Hab. in lignis putridis in Cuba. 



143. Hypoxylon unitum Nits. Pyr. Germ. p. 44, Fungi ital. t. 578, 1476 

 Sph. unita Fr. Elench. II, 67. — Stromate in ligno v. in cortice, 

 plerumque longe lateque nigrificato superficiali. effuso, contiguo, 

 brevi, maculcTformi, tenui v, rarius tumidulo, ex fuligineo v. pur- 

 pureo-nigro tandem aterrimo, peritheciis vix extantibus iaeviuscu- 



lo. ostiolis minimis, prominulis puncticulato; hymenio conidifero 

 pulcherrirne aureo, rubesceute, floccoso; sterigmatibns longiusculis, 

 r-amosis; conidiis ovatis, exigais; peritheciis majusculis globosis, \ 



V. compressis, subcubicis, monostichis, stromati omnino irnmersis 

 Y. parum tantum protuberantibus. semper autem stromatis strato 

 supremo, continuo tectis atque conjunctis, ostiolis papillaBfor-mibus; 

 ascis cylindricis, longe pedicellatis, octosporis, paraphysibus tenuis- 

 simis. simplicibus longe superatis, 80-100^8 p. sporif. ; sporidiis 

 monostichis, ovatis subrectis v. inaequilateralibus, obtusis v. acu- 

 tiusculis, nigricantibus, 12-16- pler-umque 14^:5-6, 



