Table 8-5. Common Plants Characteristic of Palustrine Systems in Coastal Maine 



Common name 



Taxonomic name 



Open water vegetation: floating aquatics, nonrooted 



Small duckweed 

 Big duckweed 



Open water vegetation: 



Watershield 

 Spatterdock 

 White water lily 

 Water smartweed 

 Pondweeds 



Lemna minor 

 Spirodela polyrhiza 



floating aquatics, rooted 



Brasenia schreberi 

 Nuphar spp . 

 Nymphaea odorata 

 Polygonum amphibium 

 Potamogeton spp . 



Coontail 

 Waterweed 

 Water milfoil 

 Bushy pondweed 

 Stonewort 

 Pondweeds 

 Water bulrush 

 Bladderwort 

 Wild celery 



Open water vegetation: submersed aquatics, rooted 



Ceratophyllum demersum 

 Elodea spp. 

 Myriophyllum spp. 

 Najas f lexilis 

 Nitella spp. 

 Potamogeton spp . 

 Scirpus subterminalis 

 Utricularia spp. 

 Vallisneria americana 



Emergent vegetation: perennials growing 

 from substrates usually covered with shallow water 



Sweet flag 



Water willow 



Three-way sedge 



Spikerush 



Horsetail 



Bayonet rush 



Reed 



Pickerel weed 



Arrowhead 



Threesquare 



Great bulrush 



Bur-reed 



Cattail 



Wild rice 



Acorus calamus 

 Decodon verticillatus 



(Continued) 



8-22 



