﻿Williams: 
  Calymperaceae 
  of 
  North 
  America 
  373 
  

  

  six 
  guide 
  cells 
  with 
  stereid 
  bands 
  above 
  and 
  below 
  and 
  outer 
  

   cells 
  differentiated 
  ; 
  cells 
  throughout 
  upper 
  part 
  of 
  leaf 
  from 
  nearly 
  

   square 
  to 
  hexagonal, 
  often 
  slightly 
  elongate, 
  the 
  median 
  mostly 
  

   5-6 
  /z 
  w^ide 
  and 
  6-8 
  /x 
  long, 
  mamillose 
  on 
  upper 
  side, 
  smooth 
  or 
  

   slightly 
  mamillose 
  or 
  papillose 
  on 
  under 
  side; 
  cancellinae 
  filling 
  

   two 
  thirds 
  to 
  three 
  fourths 
  of 
  the 
  leaf-base, 
  broad 
  and 
  rounded 
  

   above; 
  inner 
  perichaetial 
  leaves 
  ver>^ 
  similar 
  to 
  outer 
  but 
  smaller; 
  

   seta 
  6-7 
  mm. 
  long; 
  capsule 
  oblong-ovate, 
  small-mouthed, 
  rather 
  

   over 
  2 
  mm. 
  long 
  without 
  lid, 
  the 
  beaked 
  hd 
  about 
  two 
  thirds 
  as 
  

   long; 
  peristome 
  a 
  rather 
  pale, 
  smoothish 
  membrane 
  not 
  extending 
  

   above 
  the 
  mouth, 
  often 
  nearly 
  entire; 
  spores 
  rough, 
  16-18^ 
  in 
  

   diameter; 
  calyptra 
  slightly 
  rough 
  above. 
  [Fig. 
  4.] 
  

  

  Type 
  locality: 
  Cuba. 
  

   • 
  Distribution: 
  Mexico, 
  Florida, 
  Cuba, 
  Jamaica, 
  Porto 
  Rico, 
  

  

  1 
  

  

  Montserrat 
  and 
  Guiana, 
  South 
  America. 
  

  

  Illustration: 
  Schwaegr. 
  Suppl. 
  2: 
  ph 
  180. 
  

  

  ExsiccATi: 
  Krypt. 
  Exsic. 
  Mus. 
  Palat. 
  Vindob. 
  i8g6, 
  as 
  

  

  _ 
  W 
  

  

  Syrrhopodon 
  Hobsoni. 
  

  

  5. 
  Syrrhopodon 
  Berterianus 
  (Brid.) 
  C. 
  Mull. 
  Syn. 
  i: 
  539. 
  

  

  1849 
  

  

  Dicranum 
  Berterianum 
  Brid. 
  Bryol. 
  Univ. 
  1:445. 
  1826. 
  

   Syrrhopodon 
  laevidorsus 
  Besch. 
  Rev. 
  Bryol. 
  18: 
  75. 
  1891. 
  

  

  Apparently 
  dioicous, 
  male 
  flowers 
  not 
  found: 
  in 
  rather 
  loose, 
  

   deep, 
  brownish 
  green 
  tufts 
  with 
  stout 
  stems 
  up 
  to 
  7-8 
  cm. 
  high; 
  

   stem-leaves 
  5-6 
  mm. 
  long, 
  from 
  a 
  broad, 
  obovate, 
  erect 
  and 
  clasp- 
  

   ing 
  base, 
  slightly 
  serrulate 
  on 
  margins 
  above, 
  abruptly 
  narrowed 
  

   to 
  a 
  linear, 
  spreading-flexuous 
  point 
  with 
  acute 
  apex 
  and 
  thickened, 
  

   distantly 
  serrulate 
  borders; 
  costa 
  not 
  quite 
  percurrent, 
  nearly 
  

   one 
  third 
  the 
  width 
  of 
  upper 
  leaf, 
  terete, 
  smooth 
  on 
  both 
  sides; 
  

   leaf 
  in 
  cross-section 
  showing 
  about 
  six 
  guide-cells 
  in 
  costa 
  with 
  

   large 
  stereid 
  bands 
  above 
  and 
  below 
  and 
  outer 
  cells 
  differentiated 
  

   all 
  round, 
  the 
  leaf-border 
  of 
  a 
  small 
  stereid 
  band 
  enclosed 
  by 
  

   larger 
  outer 
  cells; 
  cells 
  throughout 
  upper 
  part 
  of 
  leaf 
  distinct, 
  

   mostly 
  oval, 
  6-8 
  ju 
  wide 
  by 
  8-12 
  ^ 
  long, 
  smooth 
  on 
  under 
  surface, 
  

   mostly 
  mamillose 
  above; 
  cancellinae 
  filling 
  one 
  half 
  to 
  two 
  thirds 
  

   of 
  leaf-base, 
  broad 
  and 
  rounded 
  or 
  truncate 
  above; 
  perichaetial 
  

   leaves 
  very 
  similar 
  to 
  stem-leaves; 
  seta 
  IQ-13 
  mm. 
  long; 
  capsule 
  

   oblong, 
  up 
  to 
  2.5 
  mm. 
  long 
  with 
  conical, 
  slender-beaked 
  lid 
  two 
  

   thirds 
  as 
  long; 
  peristome 
  not 
  seen; 
  calyptra 
  smooth; 
  spores 
  rough, 
  

   spores 
  rough, 
  up 
  to 
  16 
  /i 
  in 
  diameter. 
  [Fig. 
  5.] 
  

  

  Type 
  locality: 
  Porto 
  Rico. 
  

  

  