﻿Report 
  of 
  the 
  Botanist: 
  65 
  

  

  Yalsa 
  (Obvallata) 
  innumerabilis 
  n. 
  sp. 
  

  

  Pustules 
  small, 
  very 
  numerous, 
  generally 
  crowded 
  and 
  seri- 
  

   ately 
  placed 
  ; 
  perithecia 
  four 
  to 
  ten, 
  nestling 
  in 
  the 
  inner 
  bark 
  ; 
  

   ostiola 
  short, 
  crowded, 
  quadrisulcate, 
  black 
  ; 
  spores 
  crowded, 
  

   cylindrical, 
  curved, 
  obtuse, 
  slightly 
  colored, 
  .0004' 
  long. 
  

  

  Dead 
  elm 
  branches. 
  Greenbush. 
  May. 
  

   On 
  the 
  smaller 
  twigs 
  the 
  pustules 
  are 
  more 
  scattered 
  and 
  not 
  

   arranged 
  in 
  lines. 
  

  

  Ctjcurbitaria 
  Berberidis 
  Gr. 
  

  

  Dead 
  stems 
  of 
  barberry, 
  Ber~beris 
  vulgaris. 
  Buffalo. 
  Decem- 
  

   ber. 
  Clinton. 
  

  

  LOPHIOSTOMA 
  OBTECTUM 
  n. 
  Sp. 
  

  

  Perithecia 
  numerous, 
  immersed, 
  slightly 
  elevated, 
  covered 
  

   by 
  the 
  epidermis 
  which 
  is 
  pierced 
  by 
  the 
  narrow 
  compressed 
  

   ostiola 
  ; 
  asci 
  cylindrical 
  or 
  clavate 
  ; 
  spores 
  variable, 
  crowded 
  

   or 
  biseriate, 
  rarely 
  uniseriate, 
  at 
  first 
  pale, 
  subacute 
  and 
  one 
  to 
  

   three- 
  septate, 
  then 
  obtuse, 
  oblong 
  or 
  subfusiform, 
  five 
  or 
  six- 
  

   septate, 
  colored, 
  .001'-. 
  0014' 
  long, 
  usually 
  constricted 
  at 
  the 
  

   septa 
  and 
  occasionally 
  with 
  longitudinal 
  septa. 
  

  

  Dead 
  branches 
  of 
  prickly 
  ash, 
  Xanthoxylum 
  Americanum. 
  

   Bethlehem. 
  July. 
  

  

  Apparently 
  allied 
  to 
  L. 
  bicuspidata 
  Ck., 
  but 
  I 
  can 
  detect 
  no 
  

   hyaline 
  beaks 
  at 
  the 
  extremities 
  of 
  the 
  young 
  spores. 
  

  

  Sph^eria 
  (Villosje) 
  Clintonii 
  n. 
  sp. 
  (Plate 
  II, 
  figs. 
  19-23.) 
  

   Perithecia 
  very 
  small, 
  .005'-. 
  006' 
  broad, 
  subglobose, 
  gregari- 
  

   ous, 
  black, 
  clothed 
  with 
  erect, 
  black, 
  bristly 
  hairs 
  ; 
  spores 
  fusi- 
  

   form, 
  multinucleate, 
  then 
  live 
  to 
  seven-septate, 
  colorless, 
  

   .001 
  6'-. 
  001 
  8' 
  long. 
  

  

  Decaying 
  wood. 
  Alden. 
  November. 
  Clinton. 
  

   Related 
  to 
  S. 
  scopula 
  C. 
  & 
  P., 
  from 
  which 
  it 
  differs 
  in 
  its 
  

   smaller 
  perithecia, 
  and 
  broader 
  spores 
  with 
  fewer 
  septa. 
  

  

  Sph^eria 
  xestothele 
  B. 
  & 
  C. 
  

   Birch 
  bark. 
  Oneida. 
  Warne. 
  

  

  Sph^eria 
  (Denudat^e) 
  exigtta 
  C. 
  <& 
  P. 
  

  

  Perithecia 
  subgregarious, 
  small, 
  .013' 
  broad, 
  globose, 
  some- 
  

   times 
  collapsed, 
  smooth, 
  shining, 
  black, 
  papillate 
  ; 
  asci 
  clavate 
  

   or 
  cylindrical 
  ; 
  spores 
  elliptical, 
  binucleate, 
  then 
  one 
  to 
  three- 
  

   septate, 
  hyaline, 
  . 
  0006'-. 
  0007 
  long, 
  .0003' 
  broad. 
  

  

  Decaying 
  wood. 
  Richfield 
  Springs. 
  July. 
  Clintcn. 
  

   5 
  

  

  