﻿^^9^-] 
  BOTANICAL 
  GAZETTE. 
  221 
  

  

  or 
  narrower, 
  long-lanceolate, 
  when 
  dry 
  faintly 
  undulate 
  and 
  

   more 
  or 
  less 
  falcate, 
  above 
  tubular-concave, 
  at 
  the 
  edges 
  

   broadly 
  bordered 
  by 
  5 
  to 
  8 
  rows 
  of 
  narrow 
  cells 
  ; 
  on 
  the 
  inner 
  

   sidevvith 
  numerous 
  pores 
  in 
  nearly 
  all 
  the 
  cell 
  angles, 
  be- 
  

   coming 
  gradually 
  smaller 
  toward 
  the 
  base 
  ; 
  on 
  the 
  outer 
  side 
  

   the 
  pores 
  are 
  more 
  scanty, 
  especially 
  in 
  the 
  lateral 
  angles 
  of 
  

   the 
  cell, 
  sometimes 
  one 
  very 
  strong-ringed 
  pore 
  in 
  the 
  upper 
  

   angle 
  of 
  the 
  cell, 
  the 
  larger 
  pores 
  often 
  with 
  imperfect 
  rings, 
  

   becoming 
  gradually 
  larger 
  toward 
  the 
  base 
  of 
  the 
  leaf. 
  

  

  Miquelon 
  Island 
  (Dclamare) 
  ; 
  Mass., 
  Milton, 
  500 
  ft. 
  

   {J-axou)^ 
  Essex 
  Co., 
  100 
  ft. 
  {Robinson). 
  

  

  Chiefly 
  distinguished 
  from 
  var. 
  Torreyanum 
  by 
  the 
  pore- 
  

   structure 
  of 
  the 
  branch 
  leaves. 
  

  

  ^^r 
  . 
  f 
  ale 
  alum 
  Russ, 
  Beitr. 
  p. 
  59, 
  1865. 
  

   N.Jersey 
  {Austin); 
  Miquelon 
  Island 
  (Delamare) 
  ; 
  Mass., 
  

   J^edford, 
  100 
  ft. 
  \^Faxon), 
  

  

  Var. 
  suhnersHin 
  Schpr. 
  Monogr. 
  et 
  Synops., 
  ed. 
  I. 
  

   Louisiana 
  {Langlois) 
  ; 
  Mass., 
  Boston, 
  Brookline 
  and 
  Bed- 
  

  

  i>l 
  

  

  (^ 
  

  

  K- 
  r 
  J^^'^^y 
  {Austin) 
  ; 
  Mississippi 
  {Langlois) 
  ; 
  Mass., 
  Boston, 
  

   /5 
  It. 
  {Faxon). 
  

  

  Undeveloped 
  plants 
  of 
  this 
  variety 
  often 
  exhibit 
  broadly 
  

   truncate 
  branch 
  leaves, 
  coarsely 
  dentate 
  at 
  the 
  apex 
  and 
  

  

  eoticulate 
  on 
  the 
  margins 
  ; 
  these 
  constitute 
  the 
  var. 
  serrula- 
  

   f«w 
  bchheph. 
  Beitr. 
  p. 
  15 
  (1865). 
  Whether 
  these 
  plants 
  are 
  

  

  entical 
  with 
  S. 
  serratum 
  Austin, 
  I 
  can 
  not 
  determine, 
  for 
  

  

  nnerto 
  I 
  have 
  been 
  unable 
  to 
  obtain 
  an 
  original 
  specimen 
  

   I 
  ^^'^\ 
  ^orm 
  ; 
  that 
  which 
  I 
  have 
  received 
  under 
  this 
  name 
  

   irom 
  the 
  Kew 
  Herb, 
  proves 
  to 
  be 
  S. 
  Floridanum. 
  C. 
  Miiller 
  

   ten^" 
  "^' 
  ^tes 
  Austin's 
  moss 
  as 
  a 
  synonym 
  of 
  his 
  S. 
  Tnm- 
  

   tin 
  ?f 
  ^^'^"^^^ 
  I 
  retain 
  provisionally 
  as 
  a 
  separate 
  species, 
  dis- 
  

  

  ct 
  trom 
  S. 
  cuspidatum 
  on 
  account 
  of 
  the 
  invariably 
  divided 
  

  

  "}aime 
  cells 
  ofthe 
  stem 
  leaves. 
  

  

  r- 
  Branch 
  leaves 
  on 
  the 
  inner 
  surface 
  almost 
  ahvays 
  without 
  

   pores; 
  on 
  the 
  outer 
  side 
  with 
  numerous 
  larger 
  or 
  smaller 
  

   apertures 
  in 
  one 
  or 
  two 
  rows 
  in 
  the 
  middle 
  of 
  the 
  cell 
  wall 
  or 
  

   near 
  the 
  commissures, 
  which 
  always 
  have 
  sharply 
  defined 
  out- 
  

   tines 
  and 
  frequently 
  in 
  the 
  apical 
  half 
  of 
  the 
  leaf 
  become 
  large 
  

   membrane 
  gaps. 
  Stem 
  leaves 
  large, 
  triangular-linguiform, 
  

   almost 
  always 
  fibrillose 
  near 
  the 
  apex. 
  

  

  ^7- 
  6". 
  Mendocimim 
  Sull. 
  et 
  Lesq. 
  in 
  Sulliv. 
  Icon. 
  Muse. 
  

  

  S 
  

  

  