﻿PULSE 
  FAMILY 
  

  

  127 
  

  

  Flower 
  actinomorphic, 
  small. 
  Stamens 
  hypogynous. 
  Leaves 
  twice 
  pinnate. 
  

  

  Petals 
  not 
  united 
  to 
  each 
  other. 
  Stamens 
  5 
  or 
  10. 
  Pod 
  smooth. 
  

  

  Desmanthus, 
  I 
  

  

  Corolla 
  gamopetalous, 
  5-cleft. 
  Stamens 
  8 
  or 
  10. 
  Pod 
  minutely 
  

   prickly 
  or 
  rough. 
  Schrankia, 
  II 
  

  

  FIG. 
  21. 
  Pulse 
  Family. 
  Papilionaceous 
  

   Ij 
  corolla 
  of 
  sweet 
  pea 
  (Lathyrus 
  odoratus) 
  

  

  >ji 
  

  

  | 
  A, 
  side 
  view. 
  B, 
  front 
  view: 
  s, 
  standard; 
  

   j 
  w, 
  w, 
  wings; 
  k, 
  keel 
  

  

  B 
  

  

  Trees. 
  Flowers 
  somewhat 
  or 
  not 
  at 
  all 
  papilionaceous, 
  sometimes 
  almost 
  

   actinomorphic. 
  The 
  upper 
  petal 
  inside 
  the 
  others 
  in 
  the 
  bud. 
  Stamens 
  

   10 
  or 
  less, 
  usually 
  not 
  united 
  to 
  each 
  other, 
  borne 
  on 
  the 
  calyx. 
  

  

  Flowers 
  imperfectly 
  papilionaceous. 
  Leaves 
  simple. 
  Cercis, 
  V 
  

   Flowers 
  not 
  papilionaceous. 
  Thornless. 
  Gymnocladus, 
  III 
  

  

  Flowers 
  not 
  papilionaceous. 
  Thorny. 
  Gleditsia, 
  IV 
  

  

  FIG. 
  22 
  

  

  A, 
  stamens 
  and 
  pistil 
  of 
  sweet 
  pea 
  (magnified) 
  ; 
  B, 
  fruit 
  ; 
  C, 
  part 
  of 
  fruit, 
  

  

  showing 
  one 
  seed 
  

  

  