﻿218 
  KEY 
  AND 
  FLORA 
  

  

  sessile 
  and 
  clasping. 
  Raceme 
  long 
  and 
  loose, 
  glandular-downy 
  ; 
  pedi- 
  

   cels 
  bracted. 
  Corolla 
  white 
  or 
  yellow, 
  marked 
  with 
  brown 
  on 
  the 
  back, 
  

   about 
  1 
  in. 
  wide. 
  Filaments 
  all 
  bearded 
  with 
  purple 
  hairs. 
  Capsule 
  

   longer 
  than 
  the 
  calyx. 
  Common 
  in 
  fields 
  and 
  waste 
  places. 
  Natural- 
  

   ized 
  from 
  Europe.* 
  

  

  II. 
  LINARIA 
  Hill 
  

  

  Herbs, 
  rarely 
  shrubby. 
  Lower 
  leaves 
  opposite, 
  whorled 
  or 
  

   alternate. 
  Flowers 
  in 
  bracted 
  racemes 
  or 
  spikes, 
  or 
  axillary 
  and 
  

   solitary. 
  Calyx 
  5-parted. 
  Corolla 
  2-lipped, 
  the 
  tube 
  spurred. 
  

   Stamens 
  4, 
  with 
  sometimes 
  a 
  rudiment 
  of 
  a 
  fifth. 
  Stigma 
  notched 
  

   or 
  2-lobed. 
  Capsule 
  ovoid 
  or 
  globose 
  ; 
  cells 
  nearly 
  equal. 
  

  

  1. 
  L. 
  vulgaris 
  Hill. 
  BUTTER 
  AND 
  EGGS, 
  JACOB'S 
  LADDER, 
  WILD 
  

   FLAX. 
  A 
  perennial, 
  erect, 
  smooth 
  herb, 
  with 
  a 
  bloom 
  ; 
  stem 
  1-2 
  ft. 
  

   high. 
  Leaves 
  linear 
  or 
  lanceolate, 
  1-3 
  in. 
  long, 
  often 
  whorled. 
  Ra- 
  

   cemes 
  densely 
  flowered. 
  Sepals 
  shorter 
  than 
  the 
  spur. 
  Corolla 
  yel- 
  

   low, 
  J-l 
  in. 
  long; 
  spur 
  parallel 
  to 
  and 
  as 
  long 
  as 
  the 
  tube; 
  throat 
  

   closed 
  by 
  a 
  palate-like 
  fold. 
  Common 
  in 
  dry 
  fields 
  and 
  pastures 
  and 
  

   along 
  roadsides. 
  Naturalized 
  from 
  Europe. 
  

  

  2. 
  L. 
  canadensis 
  Dutnont. 
  TOADFLAX. 
  Biennial 
  ; 
  flowering 
  stems 
  

   erect, 
  slender, 
  rarely 
  branched, 
  smooth, 
  1-2 
  ft. 
  high 
  ; 
  sterile 
  stems 
  

   prostrate, 
  with 
  opposite 
  or 
  whorled 
  leaves, 
  2-6 
  in. 
  long. 
  Leaves 
  

   linear, 
  entire, 
  sessile. 
  Racemes 
  erect, 
  slender; 
  pedicels 
  erect, 
  as 
  

   long 
  as 
  the 
  calyx. 
  Corolla 
  small, 
  blue 
  and 
  white, 
  the 
  spur 
  thread- 
  

   like, 
  curved, 
  longer 
  than 
  the 
  pedicels. 
  Capsule 
  2-valved, 
  the 
  valves 
  

   3-toothed. 
  On 
  dry 
  or 
  cultivated 
  ground 
  E. 
  

  

  III. 
  ANTIRRHINUM 
  L. 
  

  

  Annual 
  or 
  perennial 
  herbs. 
  Leaves 
  entire, 
  rarely 
  lobed, 
  the 
  

   lower 
  ones 
  opposite, 
  the 
  upper 
  alternate. 
  Flowers 
  axillary 
  and 
  

   solitary, 
  or 
  racemed 
  and 
  bracted. 
  Calyx 
  5-parted. 
  Corolla 
  2- 
  

   lipped 
  ; 
  the 
  tube 
  with 
  a 
  sac, 
  the 
  broad-bearded 
  palate 
  closing 
  

   the 
  throat. 
  Stamens 
  4. 
  Stigma 
  with 
  2 
  short 
  lobes. 
  Capsule 
  

   2-celled, 
  the 
  upper 
  cell 
  opening 
  by 
  1 
  pore, 
  the 
  lower 
  by 
  2. 
  

  

  1. 
  A. 
  majus 
  L. 
  SNAPDRAGON. 
  Perennial; 
  stem 
  erect, 
  smooth 
  

   below, 
  glandular-downy 
  above, 
  1-2 
  ft. 
  high. 
  Leaves 
  linear 
  to 
  

   oblong-lanceolate, 
  entire, 
  smooth, 
  sometimes 
  fleshy, 
  sessile 
  or 
  short- 
  

   petioled. 
  Flowers 
  in 
  a 
  terminal 
  raceme; 
  pedicels 
  short, 
  stout, 
  erect 
  

   in 
  fruit. 
  Corolla 
  1.1-2 
  in. 
  long, 
  of 
  many 
  colors. 
  Capsule 
  oblique, 
  the 
  

   persistent 
  base 
  of 
  the 
  style 
  bent 
  forward. 
  Common 
  in 
  gardens; 
  cul- 
  

   tivated 
  from 
  Europe, 
  and 
  often 
  escaped.* 
  

  

  