
 
		Perithecia  stromate  pulvinato,  late  effuso  insidentia,  nigra,  sphaeroidea  vcl  
 pirilormia,  initio  tccta,  dein  erumpentia,  aculcis  brevibus,  conicis  concoloribus  
 bilia,  ostiolo  papillato,  conoidco;  asci  clavulati,  55-75   »  1 1 - 1 4 ;   sporidia  elliptica, 
   transverse  4-septata  (saltern  cx  icone)  loculis  septulo  longitudinali  divisis, 
   14-20  » 7 . 
 BerlesìeIIae  nigerrimae  valde  aljmis.  Differret  in  primis  sporidiis  4-septatis  
 sed  cium  in  icone  auctores  citali  praebent  sporidia  4-seplata,  in  diagnosi  partes  
 has  maximi  ponderis  in  studio  fungorum  praecipue  systcmatico,  2-3-scptatas  
 esse  aQìrmant.  Et  tunc  quae  veritas"? 
 Berlesiella  nigBrrima  (Blox )  Sacc.  Rev.  myc,  1.  c.  tab.  XLV,  et  Syll.  1.  c.  
 Sphaeria  nigerriuia  Blox.  in  Curr.  On  the  Fructific.  of  Comp.  Sphaer.  p.  272,  
 p,  p.  Berk,  et  Br.  Not.  Brit.  Fungi  n.  869,  tab.  X,  fig.  ig.  Cooke  Handb.  
 Brit.  Fungi  p.  871,  p.  p.  Pleospora?  nigerrima  Sacc.  Syll.  II,  p.  277. 
 Ilab.  in  ramis  siccis  Pruni  Padi  saepe  parasitice  in  acervulis  stromalicis  
 Eutypellae  padinae  in  Hungaria  et  in  Britannia  (Bloxam,  Jerdon,  Broome'.  
 (Tab.  CXLIII.  flg.  2.  —   Ex  specim.  orig.  in  Herb.  Parisiensi  a  cl.  Hariot  benevole  
 communicatis  et  cum  hiis  hungaricis  comparatis)! 
 Stroma  pulvinatum,  hemisphaericum,  primo  epidermide  tectum,  dein  valde  
 emergens,  subliberum,  carbonaccum,  atrum,  saepissime  disco  Eutypellae  insi-  
 stcns  et  fasciculi  ostiolorum  partem  superiorem  amplectens,  2  mm.  et  amplius  
 diam.  perithecia  stromate  ba.si  insculpta,  _discreta  vel  plus  minusve  connata  
 saepe  basi  connexa,  botryoso-prominula,  ovoideo-piriformia,  ostiolo  minuto,  
 setis  rigidis,  nigris,  usque  òo  y.  longis  aculiusculis  praecipue  in  superiore  parte  
 ornata,  nigerrima  200-280  y.  alta,  i5o-20o  y.  lata;  asci  5o -6o  *  10 -12 ;  sporidia  
 oblongo-fusoidea,  recta  vel  saepius  inaequilateralia,  transverse  3- 5-sep-  
 tala,  non  constricta,  loculis  1  2  septulo  longitudinali  divisis  i 5- i 8 » 5- 6. 
 Berlesiella  echinata  (Eli.  et  Ev.)  Beri.  Cucurbit,  echinata  Eli.  et  Ev.  North.  
 Am.  Pyr.  240.  Cucurh.  setosa  Eli.  et  Ev.  Proc.  Phil.  Acad.  1890, '  p.  241  
 non  Winter)  Berlesiella  seiosa  Sacc.  Syll.  IX,  p.  9 1 5. 
 Hab.  parasitice  ad  stromata  tuberculata,  erumpentia  Diatrypes  cujusdam,  
 in  ramis  emorluis  Pruni  «  London,  Canada  »  Am.  bor.  (Dearness)  (Tab. CXLIV,  
 fig,  I.  —   Ex  specim.  orig.  a  cl.  Ellis  benevole  comm.). 
 Stromate  nigro,  carnoso,  2-3  mm.  d.,  convexo,  cum  eo  Diatrypes  fere  
 connato,  perithecia  dense  gregaria,  minuta,  subglobosa,  ciré.  ‘A  oam.  d.,  
 spinulis  nigris,  rigidis,  acutis,  28-40  7,  praecipue  in  parte  superiore  obsessa, 
 ostiolo  nunc  levi,  subpapilliformi,  nunc  plus  minusve  distincte  radiato-sulcalo ;  
 asci  40- 5o   »  12 ;  sporidia  subrhomboideo  oblonga,  transverse  5-septata,  loculo  
 uno  e  mediis  septulo  longitudinali  diviso,  i 2 - i 5 » 4 - 5 ,   c x   hyalino  luteola. 
 .\.n  forma  minus  evoluta  Berlesieìlae  nigerrimae? 
 Berlesiella  sstosa  (Wint.)  Beri.  Cucurbitaria  setosa  Wint.  in  Hedw.  1880,  
 p.  1/5,  Sacc.  Syll.  li,  p.  320. 
 Hab.  ad  ramulos  corlicatos  Myricae  germanicae  prope  «  Celierina  Graubu-  
 den  •  Helvetiae  (Tab.  CXLIV,  flg.  2.  —  Ex  specim.  orig.  cx  Ilerb.  Bcrolin  
 a  cl.  J,  Urban  benevole  communicatis). 
 Perithecia  in  caespitulos  elliptico-oblongos,  protuberantcs  dense  stipata,  
 sed  stromate  nullo  vel  parco  insidentia,  globosa  globosove-conoidea  undique  
 setis  rigidis,  brevibus,  divergentibus  tecta,  papilla  abrupte  conica,  penicillato-  
 sctosà  praedita,  demum  umbilicata,  ‘A  mm.  vel  amplius  d.;  asci  1 10 -12 0 * 
 i5 - I 7 ;   sporidia  oblongo-fu.soidea,  transverse  5-ó-sep ta ta   (plerumque  5-septata)  
 constricta,  loculis  duobus  vcl  tribus  mediis  septulo  longitudinali  divisis,  22-  
 26  »  8-10,  pallide  lutea. 
 Vix  Berlesiella!  Stromatis  defectu  a  reliquis  speciebus  valde  distincta. 
 Sect.  Scolecosporae  Sacc. 
 ;Consp.   G.rn.  Pyr.   p.  1;  p.  p-  Syll.  Pyr.   II,  p.  537) 
 Sporidia  baciliaria  vel  iiliformia,  saepe  ascos  subaequantia,  guttulata  vel 
 septulala,  hyalina  vel  fiavida. 
 Ciavis  analytica  subsectionum 
 I .   Simplices 
 A  Peri thecia   sparsa  vel  gregar ia,   caulicola   vel  rarius  foliicola 
 epidermide  tecta,  potius  membranac e a  saepiu s calva  Ophìoboleae 
 B  Peri thecia   sparsa  vel  gregar ia,   lignicola  plus  minusve  im mersa  
 vel  subsuperf ic ia lia,   duriuscula   vel  dura,  ostiolo  
 brevi  Ac e rb le a e 
 C  Peri thecia   lignicola  vel  foliicola,  in  col lum  plus  minusve 
 elongatum,   cyl indraceum  producta  Op t i iocerateae 
 D   Perithecia  foli icola,   erecta  cylindracea,   vertic e  truncata 
 cupulataque  O y l ln d r ln e a c 
 I I .   Subcaespi losae 
 Perithecia  superficialia,  iti  Ihallo  pelliculoso  dense  cons t ipala  P s eu d ome l lo lca e 
 I I I .   St romat icae 
 .1  St roma  clypeiformc  crustaceum,   orbiculare  vcl auguia lum  Linosporoao 
 B  St roma  valseum  Oryptosporeae 
 Clavis  analytica  generum 
 I.   Simplices 
 a  Pcrithecia  membrana c e a ,   cauli -foli icola ,   rarius  thallicola,  
 epidermide  tecta  
 $  .'\sci  octospori,   sporidia  non  apice  connex a  
 Peri thecia   calva,   caulicola Ophlobo lus