﻿368 
  

  

  Williams: 
  Calymperaceae 
  of 
  North 
  America 
  

  

  and 
  smooth. 
  Capsule 
  erect, 
  regular, 
  oval 
  to 
  cylindric, 
  mostly 
  

   smooth 
  and 
  glossy, 
  Annulus 
  none. 
  Peristome-teeth 
  rarely 
  

   wanting, 
  mostly 
  narrowly 
  lanceolate 
  and 
  undivided, 
  sometimes 
  

   very 
  short 
  and 
  irregular, 
  usually 
  papillose 
  and 
  golden 
  brown. 
  

   Lid 
  conical 
  and 
  often 
  long-tostrate. 
  Calyptra 
  cucullate^ 
  the 
  

   base 
  entire 
  or 
  somewhat 
  split, 
  the 
  apex 
  often 
  rough. 
  Spores 
  

   usually 
  rough. 
  Gemmae 
  often 
  borne 
  on 
  the 
  leaves, 
  either 
  growing 
  

   from 
  the 
  upper 
  costa 
  or 
  rarely 
  from 
  cells 
  of 
  leaf 
  -blade 
  on 
  either 
  

  

  side 
  of 
  the 
  costa. 
  [Plates 
  15, 
  16.] 
  

  

  Type 
  species: 
  Calymperes 
  Gardneri 
  Hook. 
  

  

  I 
  

  

  Leaf 
  -margin 
  with 
  external 
  cells 
  not 
  differing 
  in 
  color 
  or 
  length. 
  

  

  from 
  those 
  of 
  blade 
  within 
  but 
  sometimes 
  with 
  an 
  inner 
  

   stereid 
  band. 
  

  

  Margin 
  much 
  thickened, 
  forming 
  a 
  distinct 
  border. 
  

  

  Border 
  triangular 
  in 
  cross-section 
  and 
  more 
  or 
  less 
  

   doubly 
  serrate-winged. 
  

   Leaf-base 
  golden 
  brown 
  or 
  reddish. 
  

  

  Leaves 
  less 
  than 
  0.4 
  mm. 
  wide 
  and 
  about 
  i 
  mm. 
  

   long, 
  the 
  margin 
  sharply 
  dentate 
  with 
  often 
  

   spreading 
  somewhat 
  ciliate 
  teeth. 
  

  

  t 
  

  

  - 
  _ 
  Leavesmostlyover 
  0.8 
  mm. 
  wide 
  and 
  about 
  1.5 
  

  

  7 
  

  

  1. 
  5. 
  rigidus. 
  

  

  mm. 
  long, 
  the 
  margins 
  slightly 
  serrulate 
  above. 
  2. 
  5. 
  Bernoulli. 
  

   Leaf-base 
  mostly 
  pale 
  or 
  hyaline. 
  

  

  Costa 
  very 
  rough 
  with 
  papillae 
  up 
  to 
  8 
  mm. 
  

   high, 
  more 
  prominent 
  on 
  the 
  back 
  in 
  the 
  lower 
  

   than 
  the 
  upper 
  half 
  of 
  costa. 
  

   Costa 
  nearly 
  smooth 
  or 
  much 
  smoother 
  on 
  the 
  

   back 
  in 
  the 
  lower 
  half 
  than 
  in 
  the 
  upper 
  half» 
  

   with 
  papillae 
  up 
  to 
  4 
  mm. 
  high. 
  

   Border 
  ova.1 
  in 
  cross-section, 
  not 
  wdnged 
  and 
  distantly 
  

   serrulate; 
  cells 
  throughout 
  upper 
  leaf, 
  distinct, 
  mostly 
  

   oval. 
  

  

  Margin 
  not 
  thickened, 
  without 
  a 
  border. 
  

  

  3. 
  S. 
  floridanus^ 
  

  

  4. 
  S. 
  incontpleius 
  

  

  5, 
  5. 
  Berlerianus, 
  

  

  6. 
  5. 
  mariinicensis 
  

  

  Leaf 
  

  

  elongate 
  cells 
  (sometimes 
  w^anting 
  in 
  upper 
  part 
  of 
  leaf). 
  

   sharply 
  defined 
  from 
  cells 
  of 
  blade 
  within. 
  

   Border 
  of 
  a 
  mostly 
  cylindric 
  band 
  of 
  stereid 
  cells 
  extending 
  

   from 
  or 
  near 
  apex 
  to 
  the 
  basal 
  part. 
  

  

  Margin 
  entire 
  or 
  nearly 
  so 
  all 
  around 
  except 
  at 
  apex 
  of 
  

  

  leaf. 
  

  

  Leaves 
  with 
  point 
  crispate 
  when 
  dry 
  and 
  only 
  one 
  or 
  

  

  two 
  times 
  longer 
  than 
  the 
  broadened 
  leaf- 
  

   base. 
  

  

  Costa 
  smooth 
  on 
  both 
  sides 
  except 
  at 
  the 
  denti- 
  

   culate 
  apex; 
  leaf-cells 
  densely 
  covered 
  with 
  

   low 
  papillae. 
  

  

  Costa 
  more 
  or 
  less 
  spiny 
  dentate 
  on 
  back 
  to 
  

  

  7. 
  5. 
  Gaudichaudii. 
  

  

  