﻿116 
  KEY 
  AND 
  FLORA 
  

  

  small, 
  pink 
  or 
  purple, 
  in 
  a 
  close 
  panicle. 
  Follicles 
  5, 
  densely 
  downy, 
  

   several-seeded. 
  On 
  low 
  ground 
  S., 
  and 
  along 
  fence 
  rows 
  and 
  in 
  pas- 
  

   tures 
  N., 
  where 
  it 
  is 
  a 
  troublesome 
  weed.* 
  

  

  in. 
  CYDONIA 
  L. 
  

  

  Trees 
  or 
  shrubs. 
  Leaves 
  simple, 
  toothed 
  or 
  lobed, 
  stipules 
  

   deciduous. 
  Flowers 
  usually 
  solitary, 
  white 
  or 
  pink. 
  Calyx 
  

   tube 
  urn-shaped, 
  5-lobed, 
  its 
  epigynous 
  lobes 
  acute, 
  spreading, 
  

   persistent. 
  Petals 
  5. 
  Stamens 
  numerous, 
  inserted 
  with 
  the 
  

   petals 
  on 
  the 
  calyx 
  tube. 
  Styles 
  2-5, 
  mostly 
  5, 
  united 
  at 
  the 
  

   base 
  ; 
  ovary 
  5-celled, 
  seeds 
  many 
  in 
  each 
  cell. 
  Fruit 
  a 
  pome, 
  

   globose, 
  usually 
  depressed 
  or 
  hollowed 
  at 
  the 
  extremities 
  ; 
  

   flesh 
  without 
  hard 
  grains.* 
  

  

  1. 
  C. 
  vulgaris 
  Pers. 
  QUINCE. 
  Shrub 
  6-12 
  ft. 
  high. 
  Leaves 
  oblong- 
  

   ovute, 
  acute 
  at 
  the 
  apex, 
  obtuse 
  at 
  the 
  base, 
  entire, 
  downy 
  below. 
  

   Flowers 
  large, 
  white 
  or 
  pink. 
  Fruit 
  ovoid, 
  downy. 
  Cultivated.* 
  

  

  2. 
  C. 
  japonica 
  Pers. 
  JAPAN 
  QUINCE. 
  A 
  widely 
  branching 
  shrub, 
  

   3-6 
  ft. 
  high; 
  branches 
  with 
  numerous 
  straight 
  spines. 
  Leaves 
  ovate- 
  

   lanceolate, 
  acute 
  at 
  each 
  end, 
  smooth 
  and 
  shining, 
  serrulate 
  ; 
  stipules 
  

   conspicuous, 
  kidney-shaped. 
  Flowers 
  in 
  nearly 
  sessile 
  axillary 
  clusters, 
  

   bright 
  scarlet. 
  Fruit 
  globose. 
  Common 
  in 
  cultivation.* 
  

  

  IV. 
  PYRUS 
  L. 
  

  

  Trees. 
  Leaves 
  simple, 
  stipules 
  small, 
  deciduous. 
  Flowers 
  

   in 
  cymes, 
  large, 
  white 
  or 
  pink. 
  Calyx 
  urn-shaped, 
  5-cleft, 
  its 
  

   epigynous 
  lobes 
  acute. 
  Petals 
  rounded, 
  short-clawed. 
  Stamens 
  

   numerous, 
  borne 
  with 
  the 
  petals 
  on 
  the 
  calyx 
  tube. 
  Styles 
  5, 
  

   distinct 
  or 
  slightly 
  united 
  at 
  the 
  base. 
  Fruit 
  a 
  pome, 
  with 
  

   about 
  2 
  seeds 
  in 
  each 
  carpel.* 
  

  

  B. 
  Fl. 
  species 
  2-5 
  (Malus) 
  ; 
  species 
  6 
  (Aronia) 
  ; 
  species 
  

   7, 
  8 
  (Sorbus). 
  

  

  1. 
  P. 
  communis 
  L. 
  PEAR. 
  A 
  tree, 
  often 
  very 
  large; 
  head 
  usually 
  

   pyramidal, 
  branches 
  often 
  thorny. 
  Leaves 
  thick 
  and 
  leathery, 
  ovate 
  

   or 
  oval, 
  acute, 
  finely 
  serrate 
  or 
  entire, 
  downy 
  when 
  young, 
  becoming 
  

   smooth 
  with 
  age; 
  petioles 
  slender. 
  Cymes 
  few-several-flowered, 
  

   tenniiuil. 
  :ind 
  at 
  the 
  ends 
  of 
  "fruit 
  spurs" 
  grown 
  the 
  previous 
  sea- 
  

   son. 
  Flowers 
  white. 
  Styles 
  not 
  united. 
  Fruit 
  obovoid, 
  with 
  hard 
  

   gritty 
  grains 
  near 
  the 
  core. 
  A 
  European 
  and 
  Asiatic 
  tree 
  common 
  

   in 
  cultivation.* 
  

  

  