﻿HEATH 
  FAMILY 
  179 
  

  

  faintly 
  scalloped, 
  often 
  rounded 
  at 
  the 
  base 
  or 
  almost 
  heart-shaped, 
  

   usually 
  shorter 
  than 
  the 
  slightly 
  margined 
  petioles. 
  Flowers 
  white, 
  

   very 
  fragrant. 
  Varies 
  greatly. 
  Usually 
  in 
  dry 
  woods 
  N. 
  

  

  HI. 
  MONOTROPA 
  L. 
  

  

  Leafless, 
  simple, 
  erect, 
  white, 
  brown, 
  or 
  red 
  root 
  parasites 
  

   or 
  saprophytes 
  or 
  fed 
  by 
  slender 
  fungus 
  threads 
  which 
  cluster 
  

   on 
  the 
  roots. 
  Stem 
  scaly, 
  the 
  upper 
  scales 
  often 
  passing 
  into 
  

   bracts. 
  Flowers 
  solitary 
  or 
  in 
  spikes 
  or 
  racemes. 
  Sepals 
  or 
  

   bracts 
  2-5, 
  erect, 
  deciduous. 
  Petals 
  4 
  or 
  5, 
  erect 
  or 
  spreading. 
  

   Stamens 
  8or 
  10, 
  hypogynous,the 
  filaments 
  awl-shaped 
  ; 
  anthers 
  

   kidney-shaped. 
  Ovary 
  4-5-celled 
  ; 
  style 
  simple 
  ; 
  stigma 
  disk- 
  

   like, 
  with 
  45 
  rays. 
  

  

  B.F1. 
  species 
  2 
  (Hypopitys}. 
  

  

  1. 
  M. 
  uniflora 
  L. 
  INDIAN 
  PIPE. 
  Stem 
  smooth, 
  fleshy, 
  4-6 
  in. 
  high. 
  

   Bracts 
  ovate 
  or 
  lanceolate. 
  Flower 
  single, 
  tubular, 
  f 
  1 
  in. 
  long, 
  inodor- 
  

   ous. 
  Stamens 
  a 
  little 
  shorter 
  than 
  the 
  petals. 
  Capsule 
  angled, 
  \\ 
  in. 
  

   long. 
  Whole 
  plant 
  waxy-white, 
  turning 
  black 
  in 
  drying. 
  In 
  moist, 
  

   shady 
  woods 
  N. 
  and 
  E.* 
  

  

  2. 
  M. 
  Hypopitys 
  L. 
  PINESAP. 
  Stems 
  single 
  or 
  clustered, 
  white 
  

   or 
  reddish, 
  4-8 
  in. 
  high. 
  Bracts 
  ovate-lanceolate. 
  Flowers 
  several, 
  

   in 
  a 
  scaly 
  raceme, 
  fragrant, 
  \-\ 
  in. 
  long. 
  Capsule 
  oval, 
  \ 
  in. 
  long. 
  

   In 
  dry, 
  shady 
  woods, 
  especially 
  under 
  oaks 
  or 
  pines.* 
  

  

  76. 
  ERICACE^;. 
  HEATH 
  FAMILY 
  

  

  Usually 
  shrubs 
  or 
  slightly 
  shrubby 
  plants. 
  Leaves 
  simple, 
  

   generally 
  alternate. 
  Corolla 
  commonly 
  actinomorphic, 
  4-5- 
  

   cleft, 
  sometimes 
  choripetalous. 
  Stamens 
  hypogynous, 
  distinct, 
  

   as 
  many 
  or 
  twice 
  as 
  many 
  as 
  the 
  petals 
  ; 
  the 
  anthers 
  mostly 
  

   opening 
  by 
  a 
  hole 
  at 
  the 
  end. 
  Ovary 
  usually 
  with 
  as 
  many 
  

   cells 
  as 
  there 
  are 
  corolla 
  lobes 
  ; 
  style 
  1. 
  Seeds 
  small, 
  with 
  

   endosperm. 
  

  

  A 
  

  

  Shrubs 
  or 
  small 
  trees. 
  Calyx 
  free 
  from 
  the 
  ovary. 
  Corolla 
  hypogynous, 
  

   usually 
  sympetalous. 
  

  

  Shrubs 
  or 
  small 
  trees, 
  w 
  T 
  ith 
  showy 
  flowers. 
  Anthers 
  not 
  held 
  

   down 
  in 
  pockets 
  in 
  the 
  corolla. 
  Rhododendron, 
  I 
  

  

  