﻿238 
  KEY 
  AND 
  FLORA 
  

  

  I. 
  . 
  SPECULARIA 
  Fahridus 
  

  

  Annual 
  ; 
  stems 
  slender, 
  angled. 
  Leaves 
  entire 
  or 
  toothed. 
  

   Flowers 
  axillary, 
  regular, 
  solitary 
  or 
  in 
  small 
  clusters, 
  ses- 
  

   sile, 
  bracted. 
  Calyx 
  tube 
  slender, 
  3-5-parted. 
  Corolla 
  wheel- 
  

   shaped, 
  5-lobed. 
  Stamens 
  with 
  the 
  filaments 
  flattened 
  and 
  

   shorter 
  than 
  the 
  anthers. 
  Ovary 
  3-celled, 
  many-ovuled 
  ; 
  stig- 
  

   mas 
  3. 
  Fruit 
  a 
  prismatic, 
  3-celled, 
  many 
  -seeded 
  capsule.* 
  

  

  1. 
  S. 
  perfoliata 
  A. 
  DC. 
  SPECULARIA. 
  Stem 
  erect, 
  simple 
  or 
  

   branched 
  from 
  the 
  base, 
  angles 
  roughened, 
  10-20 
  in. 
  high. 
  Leaves 
  

   ovate 
  to 
  lanceolate, 
  acute 
  at 
  the 
  apex, 
  sessile, 
  crenate 
  or 
  entire, 
  the 
  

   upper 
  bract-like. 
  Flowers 
  solitary 
  or 
  in 
  pairs. 
  Corolla 
  Klue, 
  often 
  

   wanting. 
  Capsule 
  cylindrical, 
  smaller 
  above. 
  In 
  waste 
  places.* 
  

  

  II. 
  CAMPANULA 
  L. 
  

  

  Annual, 
  biennial, 
  or 
  perennial 
  herbs. 
  Flowers 
  solitary, 
  

   racemed 
  or 
  spiked, 
  regular, 
  blue 
  or 
  white. 
  Calyx 
  5-lobed 
  or 
  

   parted. 
  Corolla 
  wheel-shaped 
  to 
  bell-shaped, 
  5-lobed. 
  Stamens 
  

   5, 
  free 
  from 
  the 
  corolla, 
  distinct 
  ; 
  filaments 
  dilated 
  at 
  the 
  base. 
  

   Ovary 
  3-5-celled, 
  many-ovuled 
  ; 
  style 
  3-parted. 
  Capsule 
  short, 
  

   bearing 
  the 
  persistent 
  calyx 
  lobes 
  at 
  its 
  apex, 
  many-seeded, 
  

   splitting 
  open 
  on 
  the 
  sides.* 
  

  

  1. 
  C. 
  americana 
  L. 
  TALI, 
  BELLFLOWER. 
  Annual 
  or 
  biennial. 
  

   Stem 
  erect, 
  usually 
  unbranched, 
  3-6 
  ft. 
  high. 
  Leaves 
  varying 
  from 
  

   ovate 
  to 
  lanceolate, 
  serrate, 
  2|-G 
  in. 
  long. 
  Spike 
  1-2 
  ft. 
  long. 
  Corolla 
  

   wheel-shaped, 
  light 
  blue, 
  about 
  1 
  in. 
  in 
  diameter. 
  Moist, 
  rich 
  soil, 
  

   especially 
  in 
  thickets. 
  

  

  2. 
  C. 
  rotundifolia 
  L. 
  HAREBELL. 
  A 
  slender, 
  smooth, 
  branching 
  

   perennial, 
  H-12 
  in. 
  high. 
  Root 
  leaves 
  broadly 
  ovate-heart-shaped, 
  

   generally 
  somewhat 
  crenate, 
  soon 
  withering; 
  stem 
  leaves 
  varying 
  

   from 
  linear 
  to 
  narrowly 
  lanceolate, 
  entire. 
  Pedicels 
  slender; 
  flow- 
  

   ers 
  solitary 
  or 
  somewhat 
  racemed, 
  the 
  buds 
  erect 
  but 
  the 
  fully 
  

   opened 
  flower 
  drooping. 
  Calyx 
  teeth 
  erect, 
  awl-shaped. 
  Corolla 
  

   hell-shaped, 
  '-I 
  in. 
  long, 
  its 
  lobes 
  short 
  and 
  recurved. 
  Rocky 
  hill- 
  

   sides, 
  especially 
  N. 
  

  

  3. 
  C. 
  aparinoides 
  Pursh. 
  MARSH 
  UI.I.LFLOWKK. 
  Stem 
  angular, 
  

   unbranched, 
  slender, 
  weak, 
  and 
  leaning 
  on 
  the 
  grass 
  among 
  which 
  it 
  

   usually 
  grows, 
  the 
  angles 
  clothed 
  with 
  minute, 
  backward-pointing 
  

   prickles. 
  Leaves 
  lance-linear, 
  nearly 
  entire. 
  Flowers 
  terminal, 
  about 
  

   J 
  in. 
  long, 
  white. 
  Corolla 
  bell-shaped. 
  Wet 
  meadows, 
  in 
  tall 
  grass. 
  

  

  