﻿COMPOSITE 
  FAMILY 
  243 
  

  

  1. 
  E. 
  pulchellus 
  Michx. 
  ROBIN'S 
  PLANTAIN. 
  Perennial; 
  soft- 
  

   hairy; 
  stems 
  sometimes 
  throwing 
  out 
  offsets 
  from 
  the 
  base; 
  simple, 
  

   erect, 
  1-2 
  ft. 
  high. 
  Basal 
  leaves 
  obovate-obtuse, 
  somewhat 
  serrate; 
  

   stem 
  leaves 
  few, 
  lance-oblong, 
  acute, 
  clasping. 
  Heads 
  rather 
  large, 
  

   1-9, 
  on 
  long 
  peduncles, 
  with 
  50-GO 
  long, 
  rather 
  broad, 
  bluish-purple 
  

   or 
  reddish-purple 
  rays. 
  Thickets 
  and 
  moist 
  banks. 
  

  

  2. 
  E. 
  philadelphicus 
  L. 
  Perennial; 
  rather 
  hairy; 
  stems 
  slender, 
  

   about 
  2 
  ft. 
  high. 
  Basal 
  leaves 
  spatulate 
  and 
  toothed; 
  stem 
  leaves 
  

   usually 
  entire 
  and 
  strongly 
  clasping, 
  sometimes 
  with 
  a 
  heart-shaped 
  

   or 
  eared 
  base. 
  Heads 
  several, 
  small, 
  long-petioled 
  ; 
  rays 
  exceedingly 
  

   numerous, 
  thread-like, 
  reddish-purple 
  or 
  flesh 
  color. 
  In 
  damp 
  soil. 
  

  

  3. 
  E. 
  annuus 
  Pers. 
  COMMON 
  FLEABANE. 
  Annual 
  or 
  biennial. 
  

   Stem 
  grooved 
  and 
  stout, 
  branching, 
  2-5 
  ft. 
  high, 
  with 
  scattered 
  

   hairs. 
  Lowest 
  leaves 
  petioled, 
  ovate, 
  coarsely 
  toothed; 
  those 
  higher 
  

   up 
  the 
  stem 
  successively 
  narrower, 
  sessile. 
  Heads 
  in 
  a 
  large, 
  loose 
  

   corymb; 
  rays 
  short, 
  white 
  or 
  purplish. 
  Fields 
  and 
  waste 
  ground. 
  

  

  4. 
  E. 
  ramosus 
  BSP. 
  DAISY 
  FLEABANE. 
  Annual 
  or 
  biennial. 
  

   Considerably 
  resembling 
  the 
  preceding 
  species, 
  but 
  with 
  entire 
  

   leaves, 
  smaller 
  and 
  less 
  branched 
  stem, 
  smaller 
  heads, 
  and 
  longer 
  

   rays. 
  Fields 
  and 
  pastures. 
  

  

  5. 
  E. 
  canadensis 
  L. 
  HORSEWEED, 
  BUTTERWEED, 
  COLT'S 
  TAIL. 
  

   Annual; 
  stem 
  erect, 
  1-5 
  ft. 
  high. 
  Leaves 
  linear, 
  those 
  of 
  the 
  stem 
  

   entire. 
  Heads 
  very 
  numerous 
  and 
  small, 
  panicled 
  ; 
  the 
  white 
  rays 
  

   hardly 
  longer 
  than 
  the 
  pappus. 
  A 
  common 
  and 
  troublesome 
  weed. 
  

  

  III. 
  ANTENNARIA 
  Gaertn. 
  

  

  Perennial 
  woolly 
  herbs. 
  Leaves 
  partly 
  basal, 
  the 
  stem 
  leaves 
  

   alternate. 
  Heads 
  small, 
  many-flowered, 
  dioecious 
  ; 
  the 
  flowers 
  

   all 
  tubular. 
  Involucre 
  of 
  thin, 
  dry, 
  white 
  or 
  colored 
  bracts, 
  

   imbricated 
  in 
  several 
  series. 
  Receptacle 
  convex 
  or 
  flat, 
  with- 
  

   out 
  chaff. 
  Pistillate 
  flowers 
  with 
  very 
  slender 
  tubular 
  corollas 
  

   and 
  abundant 
  pappus 
  of 
  hair-like, 
  naked 
  bristles, 
  somewhat 
  

   united 
  at 
  the 
  base 
  ; 
  pappus 
  of 
  the 
  sterile 
  flowers 
  thickened 
  

   and 
  club-shaped 
  at 
  the 
  tips. 
  Akenes 
  small, 
  cylindrical 
  or 
  

   flattish. 
  

  

  1. 
  A. 
  Parlinii 
  Fernald. 
  Stolons 
  ascending, 
  leafy 
  throughout; 
  stems 
  

   rather 
  stout, 
  at 
  length 
  12-20 
  in. 
  high, 
  they 
  and 
  the 
  stem 
  leaves 
  more 
  

   or 
  less 
  downy 
  with 
  purplish 
  glandular 
  hairs. 
  Basal 
  leaves 
  and 
  those 
  

   at 
  the 
  tips 
  of 
  the 
  stolons 
  at 
  length 
  smooth 
  and 
  bright 
  green 
  above 
  ; 
  

   lower 
  stem 
  leaves 
  abundant, 
  oblong 
  or 
  narrower, 
  obtuse 
  or 
  nearly 
  so. 
  

   Heads 
  corymbed. 
  Style 
  at 
  length 
  crimson. 
  Rich 
  soil, 
  frequently 
  in 
  

   open 
  woods. 
  

  

  