﻿3^ 
  BOTANICAL 
  GAZETTE. 
  [ 
  February, 
  

  

  flat-topped, 
  rarely 
  oblique, 
  with 
  a 
  very 
  prominently 
  furrowed 
  

   edge, 
  much 
  broader 
  than 
  high 
  (3 
  mm. 
  high, 
  4'to 
  6 
  mm. 
  

   broad). 
  

  

  Sab, 
  About 
  the 
  Great 
  Lakes 
  and 
  westward 
  to 
  head 
  waters 
  of 
  the 
  

  

  catchewan 
  and 
  Wyoming. 
  

  

  Specimens 
  examined 
  : 
  Presque 
  Isle 
  (Garber) 
  

  

  H. 
  

  

  H, 
  

  

  Winnipeg 
  

  

  [Macou 
  

  

  149) 
  ; 
  Wyoming 
  Territory, 
  near 
  Ft. 
  Bridger 
  {Purltr, 
  distribuUv. 
  ^ 
  

  

  fvtbescens). 
  

  

  This 
  species 
  has 
  been 
  confused 
  with 
  (7. 
  stvlonifera, 
  C. 
  sericea, 
  and 
  

   ^tee«5, 
  and 
  it 
  certainly 
  bears 
  no 
  little 
  resemblance 
  to 
  C. 
  asmrifd 
  

  

  xaeappressea-pubescence 
  was 
  taken 
  to 
  indicate 
  C. 
  stoloni/a^, 
  .^^ 
  .^. 
  

   woolly 
  hairs 
  were 
  thought 
  to 
  point 
  to 
  C. 
  sericea 
  or 
  C. 
  pubescens. 
  It 
  difTers 
  

   jrom 
  a 
  asperifolia 
  m 
  its 
  mostly 
  glabrate 
  upper 
  leaf-surface, 
  white 
  lower 
  

   leat 
  surface, 
  and 
  much 
  compressed 
  deeply 
  furrowed 
  stone, 
  which 
  is 
  much 
  

   broader 
  than 
  high. 
  It 
  differs 
  from 
  C. 
  ,tokmiJ,ra, 
  with 
  which 
  it 
  has 
  been 
  

   mostly 
  confused 
  in 
  herbaria, 
  not 
  only 
  in 
  the 
  wooUiness 
  of 
  the 
  lower 
  

   leaf-surface, 
  but 
  very 
  strikingly 
  in 
  the 
  stone 
  characters 
  just 
  enumerated. 
  

  

  sericea 
  

  

  be 
  a 
  repetition 
  of 
  all 
  the 
  specific 
  characters. 
  Its 
  stone 
  most 
  resembles 
  

   tha^ 
  of 
  the 
  western 
  C. 
  pubescens, 
  but 
  it 
  is 
  larger 
  and 
  more 
  compressed 
  

  

  ^L^Pfr'T""^'^' 
  ^'"""^'"^ 
  entirely 
  different. 
  For 
  further 
  discus- 
  

   sion 
  ofrelationships 
  see 
  under 
  C. 
  stdon^Jera. 
  The 
  range 
  is 
  very 
  obscure 
  as 
  

  

  flnr^ 
  -r^^^u 
  Ki 
  J 
  , 
  *^"^ 
  "Will 
  wtjsi 
  m 
  xinusn 
  America, 
  

  

  tain 
  P^^f^^,'*^^^^^^ 
  '^g^in 
  into 
  the 
  United 
  State, 
  along 
  the 
  Rocky 
  Moun- 
  

  

  n 
  our 
  ;;^'' 
  '' 
  ''"^? 
  *" 
  '"" 
  ^''''^^' 
  ^"^^^*«^ 
  '"^^ 
  ««^f"«ion 
  of 
  species 
  

   ruk^. 
  ' 
  ■"'' 
  northwestern 
  states. 
  Only 
  an 
  extensive 
  collectfon 
  of 
  

   bes 
  enferdT'T 
  ^^"^^ 
  ^his 
  question, 
  for 
  the 
  combination 
  of 
  pu- 
  

   dedTcate 
  thP 
  '^T*''' 
  '"° 
  "^^ 
  ^^^^ 
  ^« 
  distinguish 
  C. 
  BaUeyi. 
  We 
  

  

  tor^MeaTrTM-'^'^^^^^^ 
  "^^ 
  ^- 
  ^^^^^^' 
  ^^-^ 
  ^b-d-t 
  material 
  

   ICh 
  ca^^^^^^^^^^^^^^ 
  \- 
  -^b^-f 
  - 
  to 
  characterize 
  it, 
  and 
  who 
  

  

  tin 
  a, 
  Minn.tran7N 
  rt.t 
  ;:r;^r^^^^ 
  '-'"^^^'^^^ 
  ^^ 
  ^^"^" 
  

  

  