﻿26 
  

  

  KEY 
  AND 
  FLORA 
  

  

  leaves. 
  Spadix 
  projecting 
  from 
  the 
  edge 
  of 
  the 
  spathe, 
  con- 
  

   sisting 
  of 
  numerous 
  bisexual 
  flowers. 
  Sepals 
  6. 
  Stamens 
  6. 
  

   Ovary 
  2-3-celled, 
  with 
  numerous 
  ovules. 
  Fruit 
  1-few-seeded. 
  

  

  FIG. 
  6. 
  Acorus 
  Calamus 
  

  

  A, 
  spadix 
  ; 
  B, 
  a 
  single 
  flower, 
  enlarged 
  ; 
  C, 
  diagram 
  of 
  flower, 
  enlarged. 
  

  

  (After 
  Schimper) 
  

  

  1. 
  A. 
  Calamus 
  L. 
  SWEET 
  FLAG. 
  Scape 
  with 
  a 
  long, 
  leaf-like 
  pro- 
  

   longation 
  (spathe) 
  beyond 
  the 
  green, 
  very 
  closely 
  flowered 
  spadix. 
  

   Along 
  borders 
  of 
  brooks 
  and 
  swamps. 
  

  

  The 
  rootstocks 
  furnish 
  the 
  well-known 
  calamus 
  or 
  " 
  sweet 
  flag 
  

   root 
  " 
  sold 
  everywhere 
  by 
  druggists. 
  

  

  7. 
  COMMELINACE^. 
  SPIDERWORT 
  FAMILY 
  

  

  Herbs, 
  with 
  slimy 
  or 
  mucilaginous 
  juice 
  ; 
  sterns 
  somewhat 
  

   succulent, 
  jointed, 
  leafy, 
  simple 
  or 
  branched. 
  Leaves 
  simple, 
  

   succulent, 
  narrow, 
  entire, 
  sheathing 
  at 
  the 
  base, 
  sheaths 
  entire 
  

  

  