﻿226 
  

  

  KEY 
  AND 
  FLORA 
  

  

  spiked, 
  regular 
  and 
  bisexual 
  (Fig. 
  28). 
  Sepals 
  4, 
  persistent. 
  

  

  Corolla 
  hypogynous, 
  salver-shaped, 
  thin 
  and 
  dry 
  ; 
  lobes 
  4, 
  

  

  spreading. 
  Stamens 
  4, 
  usually 
  

   inserted 
  on 
  the 
  corolla 
  tube 
  ; 
  

   filaments 
  thread-like 
  ; 
  anthers 
  

   large 
  and 
  versatile. 
  Ovary 
  free, 
  

   usually 
  2-4-celled 
  ; 
  style 
  thread- 
  

   like. 
  Fruit 
  a 
  1-4-celled, 
  1 
  or 
  

   more 
  seeded 
  membranous 
  cap- 
  

   sule, 
  which 
  splits 
  open 
  trans- 
  

   versely, 
  the 
  top 
  coming 
  off 
  

   like 
  a 
  lid. 
  

  

  PLANTAGO 
  L. 
  

  

  Characteristics 
  of 
  the 
  genus 
  

   as 
  given 
  above 
  for 
  the 
  family. 
  

  

  1. 
  P. 
  major 
  L. 
  PLANTAIN. 
  Per- 
  

   Fi'.. 
  '28. 
  Flowers 
  of 
  plantain 
  (Plan- 
  e 
  nnial, 
  from 
  a 
  very 
  short 
  rootstock. 
  

   tago 
  lanceolata), 
  six 
  times 
  natural 
  Leaves 
  ovate 
  to 
  oval, 
  strongly 
  5-9- 
  

  

  ribbed, 
  acute 
  or 
  obtuse 
  at 
  the 
  apex, 
  

   rounded 
  at 
  the 
  base 
  into 
  a 
  long, 
  

   con 
  cave 
  petiole, 
  entire 
  or 
  toothed, 
  

   Bmooth 
  or 
  slightly 
  downy. 
  Scape 
  

   taller 
  than 
  the 
  leaves, 
  downy, 
  spike 
  

   densely 
  flowered; 
  bracts 
  short, 
  ovate. 
  Flowers 
  perfect. 
  Stamens 
  4, 
  

   projecting. 
  Capsule 
  ovoid, 
  about 
  twice 
  the 
  length 
  of 
  the 
  calyx, 
  5-16- 
  

   seeded; 
  seeds 
  angled 
  and 
  with 
  a 
  netted 
  outer 
  coat. 
  Common 
  in 
  

   dooryards.* 
  

  

  2. 
  P. 
  Rugelii 
  Decaisne. 
  Leaves 
  as 
  in 
  P. 
  major, 
  but 
  smaller 
  and 
  

   thinner. 
  Spikes 
  less 
  dense, 
  usually 
  drawn 
  out 
  to 
  a 
  slender 
  point. 
  

   C.tpsulc 
  1-10 
  -seeded; 
  seeds 
  oval, 
  the 
  outer 
  coat 
  not 
  netted. 
  Infields, 
  

   win 
  nls, 
  and 
  waste 
  ground. 
  

  

  3. 
  P. 
  lanceolata 
  L. 
  RIB 
  GRASS. 
  Biennial 
  or 
  perennial 
  ; 
  soft-hairy 
  

   or 
  nearly 
  smooth. 
  Leaves 
  numerous, 
  lanceolate 
  to 
  elliptical, 
  acute, 
  

   long-petioled, 
  stnm^ly 
  :i 
  .~>-ribbed, 
  entire 
  or 
  toothed. 
  Scapes 
  much 
  

   longer 
  than 
  the 
  leaves, 
  striate-angled, 
  1-2 
  ft. 
  high 
  ; 
  spike 
  short 
  and 
  

   dense. 
  Bracts 
  and 
  sepals 
  ovate. 
  Corolla 
  smooth. 
  Capsule 
  longer 
  

   than 
  the 
  calyx, 
  2-seeded. 
  Naturalized 
  from 
  Europe; 
  common 
  in 
  

   meadows.* 
  

  

  T> 
  

  

  A, 
  earlier 
  stage, 
  pistil 
  mature, 
  sta- 
  

   mens 
  not 
  yet 
  appearing 
  imtsi.k 
  the 
  

  

  Pi 
  " 
  til 
  

  

  