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  KEY 
  AND 
  FLORA 
  

  

  1. 
  P. 
  sativum 
  L. 
  COMMON 
  PEA. 
  Annual. 
  Smooth 
  and 
  covered 
  

   with 
  a 
  bloom. 
  Leaflets 
  usually 
  2 
  pairs; 
  tendrils 
  branching; 
  stipules 
  

   large, 
  ovate, 
  rather 
  heart-shaped 
  at 
  the 
  base. 
  Peduncle 
  several-flowered. 
  

   Flowers 
  white, 
  bluish, 
  reddish, 
  or 
  variegated. 
  Pods 
  large 
  ; 
  seeds 
  glob- 
  

   ular 
  or 
  somewhat 
  flattened 
  and 
  wrinkled. 
  There 
  are 
  many 
  varieties, 
  

   differing 
  greatly 
  in 
  size, 
  of 
  the 
  plant 
  and 
  of 
  the 
  fruit. 
  Cultivated 
  from 
  

   Europe 
  (?). 
  

  

  XXIV. 
  PHASEOLUS 
  L. 
  

  

  Twining 
  herbs. 
  Leaves 
  pinnate, 
  of 
  3 
  leaflets. 
  Flowers 
  in 
  

   axillary 
  racemes. 
  Calyx 
  5-toothed 
  or 
  5-cleft, 
  the 
  two 
  upper 
  

   teeth 
  often 
  more 
  united 
  than 
  the 
  others. 
  Keel 
  of 
  the 
  corolla 
  

   coiled 
  in 
  a 
  spiral, 
  together 
  with 
  the 
  included 
  stamens 
  and 
  

   style. 
  Stamens 
  diadelphous 
  (9 
  and 
  1). 
  Style 
  bearded 
  length- 
  

   wise 
  on 
  the 
  upper 
  side 
  ; 
  stigma 
  oblique 
  or 
  on 
  the 
  side 
  of 
  the 
  

   style. 
  Pod 
  linear, 
  2-valved, 
  several-many-seeded, 
  tipped 
  with 
  

   the 
  remains 
  of 
  the 
  style. 
  

  

  1. 
  P. 
  perennis 
  Walt. 
  WILD 
  BEAN. 
  Perennial, 
  climbing 
  high. 
  

   Flowers 
  small, 
  purple. 
  Pods 
  curved, 
  drooping, 
  4-6-seeded. 
  Thickets. 
  

  

  2. 
  P. 
  vulgaris 
  L. 
  COMMON 
  or 
  KIDNEY 
  BEAN. 
  Twiners 
  (or 
  some 
  

   varieties 
  low 
  and 
  branching). 
  Racemes 
  of 
  white 
  or 
  purplish 
  flowers 
  

   shorter 
  than 
  the 
  leaves. 
  Pods 
  straight 
  or 
  nearly 
  so. 
  Seeds 
  not 
  much 
  

   flattened. 
  Cultivated, 
  probably 
  from 
  tropical 
  America. 
  

  

  3. 
  P. 
  multiflorus 
  Willd. 
  SPANISH 
  BEAN, 
  SCARLET 
  RUNNER. 
  Stems 
  

   twining 
  high. 
  Flowers 
  large 
  and 
  showy, 
  white, 
  scarlet, 
  or 
  variegated 
  ; 
  

   racemes 
  longer 
  than 
  the 
  leaves. 
  The 
  scarlet 
  variety 
  is 
  the 
  most 
  com- 
  

   monly 
  cultivated, 
  for 
  ornament. 
  From 
  tropical 
  America. 
  

  

  48. 
  GERANIACEJE. 
  GERANIUM 
  FAMILY 
  

  

  Herbs 
  or 
  small 
  shrubs. 
  Leaves 
  simple, 
  usually 
  with 
  glan- 
  

   dular 
  hairs 
  which 
  secrete 
  an 
  aromatic 
  oil. 
  Flowers 
  bisexual, 
  

   axillary 
  and 
  solitary 
  or 
  clustered, 
  actinomorphic 
  or 
  nearly 
  so, 
  

   hypogynous, 
  their 
  parts 
  in 
  fives. 
  Stamens 
  5 
  or 
  10, 
  monadel- 
  

   phous 
  at 
  the 
  base. 
  Carpels 
  5, 
  each 
  2-ovuled, 
  splitting 
  away 
  

   with 
  their 
  long 
  styles 
  when 
  ripe 
  from 
  a 
  central 
  axis 
  and 
  thus 
  

   scattering 
  the 
  seeds. 
  

  

  I. 
  GERANIUM 
  L. 
  

  

  Herbs, 
  rarely 
  shrubs. 
  Leaves 
  with 
  stipules, 
  opposite 
  or 
  

   alternate, 
  usually 
  cut 
  or 
  lobed. 
  Flowers 
  actinomorphic 
  on 
  

  

  