﻿190 
  McAtee: 
  Jack 
  Pixe 
  Plains 
  of 
  Michigan 
  

  

  Potamogeton 
  natans^ 
  Naias 
  Jlexilis 
  

  

  P. 
  amplifolius 
  Zizania 
  aqualica^ 
  

  

  P. 
  heterophyllus 
  Scirpus 
  subterminalis 
  

  

  P. 
  perfoUatus 
  Nymphaea 
  advena 
  

  

  P. 
  foliosus 
  Castalia 
  odorata 
  

   P. 
  pectinatus 
  

  

  Rivers 
  

  

  Potamogeton 
  interriiptus 
  Veronica 
  Anagallis-aquatica 
  

  

  Naias 
  Jlexilis 
  

  

  Manistee 
  Plains, 
  Crawford 
  County 
  

  

  August 
  29 
  to 
  September 
  i, 
  1919 
  

  

  Pieris 
  aquilina. 
  dominant. 
  Melampyrum 
  Uneare, 
  scattered 
  in 
  large 
  

  

  Unifolium 
  canadense, 
  common 
  colonies 
  

  

  Populus 
  grandidentata, 
  common 
  Diervilla 
  Diervilla, 
  scattered 
  in 
  colonies 
  

  

  Popidus 
  tremuloides, 
  dominant 
  Campanula 
  rotundifolia, 
  scattered 
  

  

  Comptonia 
  asplenifoUa, 
  dominant 
  Solidago 
  hispida. 
  common 
  

  

  Aronia 
  melanocarpa, 
  scattered 
  in 
  colonies 
  Solidago 
  nemoralis, 
  common 
  

  

  Amelanchier 
  sanguinea. 
  scattered 
  Solidago 
  puberula, 
  common 
  

  

  Prumcs 
  pennsylvanica, 
  common 
  Aster 
  laevis, 
  scattered 
  

  

  Prunus 
  pumila. 
  scattered 
  in 
  large 
  colonies 
  Erigeron 
  ramosus, 
  scarce 
  

  

  Prunus 
  iirginiana. 
  common 
  Carduus 
  lanceolatus 
  . 
  about 
  camp 
  sites 
  

  

  Acer 
  saccharinum. 
  common. 
  as 
  a 
  weed 
  

  

  Epilobium 
  angustifoUum, 
  common 
  Pieris 
  hieracioides, 
  scattered 
  

  

  Vaccinium 
  canadense. 
  dominant 
  Hieracium 
  scabrum, 
  common 
  

  

  Vaccinium 
  nigrum, 
  common 
  Hieracium 
  venosum, 
  scattered 
  

  

  In 
  wetter 
  situations 
  along 
  the 
  Manistee 
  River 
  were 
  observed 
  

   or 
  collected 
  the 
  following 
  additional 
  plants 
  of 
  interest: 
  

  

  Clintonia 
  borealis 
  Aster 
  puniceus 
  

  

  Castilleja 
  coccinea 
  ' 
  Aster 
  sagiltif 
  alius 
  

  

  Ledum 
  groenlandicum 
  

  

  » 
  Quantities 
  of 
  these 
  plants 
  have 
  been 
  transplanted 
  to 
  the 
  lakes 
  examined; 
  

   Chara, 
  Myriophyllum 
  and 
  Utricularia, 
  not 
  identified 
  specifically, 
  also 
  ware 
  present. 
  

  

  