﻿BUTTERCUP 
  FAMILY 
  83 
  

  

  m. 
  NELUMBO 
  Adans. 
  

  

  Rootstock 
  large 
  and 
  stout. 
  Leaves 
  round, 
  shield-shaped, 
  

   often 
  raised 
  above 
  the 
  water. 
  Flowers 
  large, 
  raised 
  above 
  water 
  

   at 
  first, 
  but 
  often 
  submerged 
  after 
  blooming. 
  Sepals 
  and 
  petals 
  

   hypogynous, 
  numerous, 
  the 
  inner 
  sepals 
  and 
  outer 
  petals 
  not 
  

   distinguishable 
  from 
  each 
  other. 
  Stamens 
  many, 
  hypogynous. 
  

   Pistils 
  several, 
  1-ovuled, 
  borne 
  in 
  pits 
  in 
  the 
  flattish 
  upper 
  sur- 
  

   face 
  of 
  a 
  top-shaped 
  receptacle, 
  which 
  enlarges 
  greatly 
  in 
  fruit. 
  

  

  1. 
  N. 
  luteaPers. 
  AMERICAN 
  LOTUS, 
  WATER 
  CHINQUAPIN. 
  Root- 
  

   stock 
  often 
  3-4 
  in. 
  in 
  diameter, 
  horizontal. 
  Leaves 
  l|-2 
  ft. 
  broad, 
  

   prominently 
  ribbed, 
  with 
  much 
  bloom 
  above, 
  often 
  downy 
  beneath. 
  

   Petioles 
  and 
  peduncles 
  stout. 
  Flowers 
  pale 
  yellow, 
  5-9 
  in. 
  broad. 
  

   Sepals 
  and 
  petals 
  falling 
  quickly. 
  Fruit 
  top-shaped, 
  3-4 
  in. 
  in 
  diam- 
  

   eter 
  ; 
  the 
  seeds 
  A 
  in. 
  in 
  diameter. 
  In 
  ponds 
  and 
  slow-running 
  streams 
  

   W., 
  introduced 
  from 
  the 
  Southwest.* 
  

  

  33. 
  RANUNCULACEJE. 
  BUTTERCUP 
  FAMILY 
  

  

  Herbs, 
  rarely 
  shrubs, 
  usually 
  with 
  biting 
  or 
  bitter 
  juice. 
  

   Leaves 
  basal 
  or 
  alternate 
  (in 
  Clematis 
  opposite 
  ; 
  stem 
  leaves 
  

   or 
  involucre 
  whorled 
  in 
  Anemone); 
  stipules 
  none 
  or 
  adnate 
  

   to 
  the 
  petiole. 
  Floral 
  organs 
  all 
  distinct 
  and 
  unconnected. 
  

   Sepals 
  5 
  or 
  more 
  (rarely 
  2-4), 
  falling 
  early, 
  often 
  petal-like. 
  

   Petals 
  none, 
  or 
  5 
  or 
  more 
  (rarely 
  3). 
  Stamens 
  many. 
  Carpels 
  

   many, 
  1-celled 
  ; 
  stigmas 
  simple 
  ; 
  ovules 
  1 
  or 
  more. 
  Fruit 
  com- 
  

   posed 
  of 
  1-seeded 
  akenes 
  or 
  many-seeded 
  follicles. 
  Seeds 
  small. 
  

  

  A 
  

  

  Flowers 
  zygomorphic. 
  

  

  With 
  a 
  spur. 
  Delphinium, 
  XII 
  

  

  With 
  a 
  hood. 
  Aconitum, 
  XIII 
  

  

  B 
  

  

  Flowers 
  actinomorphic. 
  

  

  1. 
  Petals 
  present 
  (in 
  (c) 
  not 
  very 
  unlike 
  the 
  stamens). 
  

  

  (a) 
  Petals 
  very 
  large 
  and 
  showy. 
  Pseonia, 
  IX 
  

  

  (6) 
  Petals 
  small, 
  tubular 
  at 
  the 
  tip. 
  Coptis, 
  X 
  

  

  (c) 
  Petals 
  narrow, 
  spatulate, 
  on 
  slender 
  claws. 
  Actsea, 
  XIV 
  

   (rf) 
  Petals 
  prolonged 
  backward 
  into 
  spurs. 
  Aquilegia, 
  XI 
  

  

  (e) 
  Petals 
  flat, 
  with 
  a 
  little 
  scale 
  at 
  the 
  base, 
  inside. 
  Ranunculus, 
  I 
  

  

  