﻿PRIMROSE 
  FAMILY 
  187 
  

  

  1. 
  S. 
  ciliatum 
  Raf. 
  FRINGED 
  LOOSESTRIFE. 
  Stems 
  erect, 
  slender, 
  

   simple 
  or 
  branched, 
  1-3 
  ft. 
  high. 
  Leaves 
  opposite, 
  'ovate 
  to 
  ovate- 
  

   lanceolate, 
  acute 
  at 
  the 
  apex, 
  rounded 
  at 
  the 
  base; 
  margins 
  and 
  

   petioles 
  hairy-fringed. 
  Flowers 
  solitary 
  on 
  axillary 
  peduncles, 
  f-1 
  in. 
  

   broad; 
  petals 
  broadly 
  ovate 
  or 
  roundish, 
  denticulate; 
  calyx 
  shorter 
  

   than 
  the 
  capsule. 
  Woods 
  and 
  thickets.* 
  

  

  2. 
  S. 
  lanceolatum 
  Gray. 
  LANCE-LEAVED 
  LOOSESTRIFE. 
  Stem 
  

   erect, 
  6-24 
  in. 
  high. 
  Leaves 
  varying 
  from 
  lanceolate 
  to 
  oblong 
  and 
  

   linear, 
  petioled 
  or 
  almost 
  sessile, 
  acute 
  or 
  taper-pointed. 
  Flowers 
  

   f-f 
  in. 
  in 
  diameter. 
  Capsule 
  nearly 
  as 
  long 
  as 
  the 
  segments 
  of 
  the 
  

   calyx. 
  In 
  moist 
  ground 
  and 
  thickets. 
  

  

  3. 
  S. 
  quadriflorum 
  Hitchc. 
  LINEAR-LEAVED 
  LOOSESTRIFE. 
  Stem 
  

   erect, 
  4-sided, 
  slender, 
  1-3 
  ft. 
  high. 
  Basal 
  leaves 
  oblong 
  or 
  linear- 
  

   oblong, 
  on 
  slender 
  petioles 
  ; 
  stem 
  leaves, 
  all 
  but 
  the 
  lowest, 
  nearly 
  

   or 
  quite 
  sessile, 
  narrowly 
  linear, 
  2-4 
  in. 
  long, 
  smooth 
  and 
  shining. 
  

   Flowers 
  about 
  f 
  in. 
  in 
  diameter, 
  often 
  clustered 
  in 
  fours 
  at 
  the 
  ends 
  of 
  

   the 
  branches. 
  Corolla 
  lobes 
  pointed. 
  Along 
  streams, 
  especially 
  N.W. 
  

  

  V. 
  TRLENTALIS 
  L. 
  

  

  Low, 
  smooth, 
  perennial 
  herbs, 
  with 
  slender, 
  erect, 
  un- 
  

   branched 
  steins. 
  Leaves 
  lanceolate, 
  ovate, 
  or 
  oblong, 
  mostly 
  

   in 
  a 
  whorl 
  at 
  the 
  summit 
  of 
  the 
  stem. 
  Flowers 
  one 
  or 
  few, 
  

   terminal, 
  on 
  slender 
  peduncles, 
  small, 
  white 
  or 
  pink. 
  Sepals 
  

   narrow 
  and 
  spreading. 
  Corolla 
  wheel-shaped, 
  with 
  usually 
  

   7 
  taper-pointed 
  segments. 
  Ovary 
  globose 
  ; 
  style 
  thread-like. 
  

   Capsule 
  globose, 
  many-seeded. 
  

  

  1. 
  T. 
  americana 
  Pursh. 
  STAR 
  FLOWER, 
  CHICKWEED 
  WINTER- 
  

   GREEN. 
  Spreading 
  by 
  long 
  and 
  slender 
  rootstocks; 
  branches 
  erect, 
  

   stem-like, 
  3-9 
  in. 
  high. 
  Leaves 
  very 
  thin, 
  pale 
  green, 
  pointed 
  at 
  both 
  

   ends. 
  Flowers 
  white. 
  Capsules 
  white, 
  marked 
  off 
  into 
  polygonal 
  

   sections, 
  each 
  corresponding 
  to 
  1 
  seed. 
  Cold 
  woods 
  ; 
  common 
  N. 
  

  

  VI. 
  ANAGALLIS 
  L. 
  

  

  Annual 
  or 
  perennial 
  herbs. 
  Stems 
  erect 
  or 
  diffuse. 
  Leaves 
  

   opposite 
  or 
  whorled. 
  Flowers 
  axillary, 
  peduncled. 
  Calyx 
  tube 
  

   5-parted, 
  persistent. 
  Corolla 
  wheel-shaped, 
  5-parted, 
  longer 
  

   than 
  the 
  calyx. 
  Stamens 
  5, 
  inserted 
  on 
  the 
  base 
  of 
  the 
  corolla 
  ; 
  

   filaments 
  bearded. 
  Ovary 
  globose 
  ; 
  style 
  slender 
  ; 
  stigma 
  

   knobbed. 
  Fruit 
  a 
  many-seeded 
  capsule, 
  the 
  top 
  coming 
  off 
  

   like 
  a 
  lid.* 
  

  

  