﻿8 
  KEY 
  AND 
  FLORA 
  

  

  II. 
  Choripetalous 
  Division. 
  Calyx 
  and 
  corolla 
  both 
  present, 
  the 
  petals 
  not 
  united 
  

  

  A 
  

  

  Stamens 
  more 
  than 
  10. 
  

  

  (1) 
  Trees, 
  shrubs, 
  or 
  woody 
  vines, 
  

   (a) 
  Leaves 
  alternate. 
  

   * 
  Ovary 
  1, 
  simple. 
  

  

  Fruit 
  a 
  drupe 
  46. 
  Rose 
  .... 
  113 
  

  

  ** 
  Ovary 
  1, 
  compound 
  ; 
  fruit 
  dry. 
  

  

  Ovary 
  5-celled, 
  1-2-seeded 
  at 
  maturity 
  . 
  . 
  64. 
  Linden 
  .... 
  157 
  

  

  Ovary 
  3-celled, 
  many-seeded 
  69. 
  Begonia 
  . 
  . 
  . 
  164 
  

  

  ** 
  Ovary 
  1, 
  compound; 
  fruit 
  fleshy 
  .... 
  46. 
  Rose 
  . 
  . 
  . 
  .113 
  

   **** 
  Ovaries 
  numerous. 
  

  

  t 
  Leaves 
  with 
  stipules. 
  

  

  Stamens 
  inserted 
  on 
  the 
  receptacle 
  . 
  . 
  35. 
  Magnolia 
  ... 
  92 
  

   Stamens 
  many, 
  monadelphous 
  . 
  . 
  . 
  65. 
  Mallow 
  . 
  . 
  . 
  .168 
  

   Stamens 
  inserted 
  on 
  the 
  calyx 
  . 
  . 
  . 
  46. 
  Rose 
  .... 
  113 
  

   tt 
  Leaves 
  not 
  with 
  stipules. 
  

  

  Small 
  trees 
  37. 
  Papaw 
  .... 
  94 
  

  

  (6) 
  Leaves 
  opposite 
  ; 
  fruit 
  dry. 
  

  

  Ovary 
  single, 
  3-5-celled 
  44. 
  Saxifrage 
  . 
  . 
  . 
  109 
  

  

  Ovaries 
  several, 
  inclosed 
  by 
  the 
  calyx 
  tube 
  . 
  36. 
  Calycanthus 
  . 
  . 
  94 
  

   (2) 
  Herbs. 
  

  

  (a) 
  Ovary 
  single, 
  simple 
  ; 
  fruit 
  a 
  berry 
  .... 
  34. 
  Barberry 
  ... 
  91 
  

   (6) 
  Ovaries 
  several, 
  simple. 
  

  

  Stamens 
  inserted 
  on 
  the 
  receptacle 
  . 
  . 
  . 
  33. 
  Buttercup 
  ... 
  83 
  

  

  Stamens 
  inserted 
  on 
  the 
  calyx 
  46. 
  Rose 
  .... 
  113 
  

  

  (c) 
  Ovary 
  compound. 
  

  

  Aquatic 
  herbs, 
  leaves 
  flat 
  32. 
  Water 
  Lily 
  . 
  . 
  82 
  

  

  Marsh 
  herbs, 
  leaves 
  tubular 
  43. 
  Pitcher 
  Plant 
  . 
  108 
  

  

  Terrestrial 
  herbs. 
  

   * 
  Ovary 
  1-celled. 
  

  

  Placentae 
  central, 
  juice 
  watery 
  . 
  . 
  . 
  30. 
  Purslane 
  ... 
  76 
  

   Placentae 
  parietal, 
  juice 
  milky 
  or 
  colored 
  39. 
  Poppy 
  .... 
  96 
  

  

  Placentae 
  2, 
  parietal 
  41. 
  Caper 
  .... 
  107 
  

  

  Placentae 
  3 
  or 
  more, 
  parietal. 
  

  

  Leaves 
  alternate 
  42. 
  Mignonette 
  . 
  . 
  108 
  

  

  Leaves 
  opposite 
  66. 
  St. 
  John's-wort 
  . 
  160 
  

  

  Leaves 
  apparently 
  wanting; 
  stems 
  fleshy 
  70. 
  Cactus. 
  . 
  . 
  . 
  166 
  

   * 
  Ovary 
  several-celled 
  ; 
  stamens 
  monadelphous 
  65. 
  Mallow. 
  . 
  . 
  .158 
  

   *** 
  Ovary 
  3-celled; 
  stamens 
  not 
  much 
  if 
  at 
  all 
  

  

  monadelphous 
  ; 
  stems 
  fleshy, 
  juice 
  acid 
  . 
  69. 
  Begonia 
  . 
  . 
  . 
  164 
  

  

  