﻿190 
  KEY 
  AND 
  FLORA 
  

  

  into 
  a 
  short 
  stalk 
  at 
  the 
  base, 
  finely 
  serrate, 
  smooth 
  above, 
  velvety- 
  

   downy 
  beneath. 
  Calyx 
  of 
  the 
  pistillate 
  flowers 
  persistent. 
  Key 
  li- 
  

   2 
  in. 
  long, 
  the 
  wing 
  somewhat 
  extended 
  along 
  the 
  sides, 
  oblanceolate 
  

   or 
  spatulate, 
  often 
  notched. 
  Swamps 
  and 
  moist 
  soil.* 
  

  

  3. 
  F. 
  caroliniana 
  Mill. 
  WATER 
  ASH. 
  A 
  small 
  tree 
  ; 
  wood 
  soft, 
  

   light, 
  and 
  weak; 
  twigs 
  smooth 
  or 
  downy. 
  Leaflets 
  5-7, 
  ovate 
  or 
  ellip- 
  

   tical, 
  acute 
  at 
  the 
  apex, 
  acute 
  or 
  obtuse 
  at 
  the 
  base, 
  entire 
  or 
  slightly 
  

   serrate, 
  smooth 
  or 
  slightly 
  downy, 
  stalked. 
  Flowers 
  dioecious. 
  Calyx 
  

   persistent. 
  Key 
  often 
  3-angled 
  or 
  3-winged, 
  wings 
  running 
  nearly 
  to 
  

   the 
  base, 
  oblong 
  or 
  oval, 
  pinnately 
  veined. 
  In 
  swamps 
  and 
  wet 
  soil.* 
  

  

  4. 
  F. 
  quadrangulata 
  Michx. 
  BLUE 
  ASH. 
  A 
  large 
  tree, 
  with 
  wood 
  

   heavy, 
  but 
  not 
  as 
  tough 
  as 
  No. 
  1 
  ; 
  the 
  most 
  vigorous 
  twigs 
  usually 
  

   square. 
  Leaflets 
  7-9, 
  with 
  short 
  stalks, 
  somewhat 
  ovate 
  or 
  lanceolate, 
  

   acute, 
  sharply 
  serrate. 
  Fruit 
  winged 
  to 
  the 
  base, 
  of 
  nearly 
  the 
  same 
  

   width 
  throughout, 
  narrowly 
  oblong. 
  Rich 
  woods, 
  especially 
  W. 
  

  

  II. 
  FORSYTHIA 
  Vahl. 
  

  

  Shrubs. 
  Leaves 
  opposite 
  or 
  in 
  threes, 
  appearing 
  later 
  than 
  

   the 
  flowers, 
  serrate. 
  Calyx 
  very 
  short, 
  deciduous. 
  Corolla 
  yel- 
  

   low, 
  bell-shaped, 
  its 
  lobes 
  long 
  and 
  slender. 
  Stamens 
  inserted 
  

   on 
  the 
  base 
  of 
  the 
  corolla 
  tube. 
  Pod 
  2-celled, 
  many-seeded. 
  

  

  1. 
  F. 
  viridissima 
  Lindl. 
  A 
  hardy 
  shrub, 
  with 
  branches 
  erect 
  or 
  

   nearly 
  so. 
  Leaves 
  all 
  simple, 
  lance-oblong. 
  Calyx 
  lobes 
  half 
  as 
  long 
  as 
  

   the 
  tube 
  of 
  the 
  corolla. 
  Lobes 
  of 
  the 
  corolla 
  spreading, 
  narrow-oblong. 
  

   Style 
  equal 
  in 
  length 
  to 
  the 
  tube 
  of 
  the 
  corolla. 
  Cultivated 
  from 
  Asia. 
  

  

  2. 
  F. 
  suspensa 
  Vahl. 
  A 
  hardy 
  shrub, 
  with 
  drooping 
  branches. 
  

   Leaves 
  broadly 
  ovate, 
  often 
  some 
  of 
  them 
  with 
  3 
  leaflets, 
  the 
  lateral 
  

   leaflets 
  small. 
  Lobes 
  of 
  the 
  corolla 
  longer, 
  broader, 
  and 
  more 
  spread- 
  

   ing 
  than 
  in 
  No. 
  1. 
  Style 
  shorter 
  than 
  the 
  tube 
  of 
  the 
  corolla. 
  Culti- 
  

   vated 
  from 
  Asia. 
  Less 
  common 
  than 
  No. 
  1 
  ; 
  often 
  trained 
  over 
  porches 
  

   and 
  arbors. 
  

  

  III. 
  SYRINGA 
  L. 
  

  

  Tall 
  shrubs, 
  forking 
  frequently, 
  from 
  the 
  failure 
  of 
  the 
  ter- 
  

   minal 
  buds 
  on 
  most 
  branches. 
  Leaves 
  simple, 
  entire. 
  Flowers 
  

   in 
  close, 
  compound 
  panicles. 
  Calyx 
  4-toothed. 
  Corolla 
  salver- 
  

   shaped, 
  the 
  tube 
  long, 
  the 
  limb 
  4-lobed. 
  Pod 
  dry, 
  flattened 
  at 
  

   right 
  angles 
  to 
  the 
  partition, 
  4-seeded. 
  

  

  1. 
  S.vulgarisL. 
  COMMON 
  LILAC. 
  A 
  strong-growing, 
  hardy 
  bush. 
  

   Leaves 
  ovate, 
  somewhat 
  heart-shaped. 
  Flowers 
  sweet-scented, 
  in 
  very 
  

   close, 
  large 
  clusters, 
  lilac 
  or 
  white. 
  Corolla 
  lobes 
  concave. 
  Very 
  com- 
  

   monly 
  cultivated 
  from 
  eastern 
  Europe. 
  

  

  