66 



Net-veined Chain Fern 



Virginia Chain Fern 



Cinnamon Fern 

 Field Horsetail 

 Bog Club Moss 



Red Cedar or Savin 

 Pitch Pine 

 White Cedar 



Narrow-leaved Cat-tail 



Broad-leaved Cat-tail 



Pondweed 



Pondweed 



Seaside Arrow-Grass 



Broad-leaved Arrow Head 



Couch-grass 

 Herd's Grass 

 Beach Grass 

 Forked Beard-grass 

 Broom Beard-grass 

 Soft Chess 

 Blue-joint Grass 

 Bur-grass 

 Large Crab-grass 



Marsh Spike-grass 

 Barnyard Grass 

 Barnyard Grass 

 Salt-marsh Cockspur Grass 



Virginia Wild Rye 



Stink or Snake Grass 



Sheep Fescue-grass 

 Blunt Manna-grass 



Holy Grass 



Woodwardia areola fa (L.) Moore. Fairly 

 common in swamps. 



Woodzvardia virginica (L.) Sm. Fairly 

 common in swamps. 



Osmitnda cinnamomca L. Common. 



Equisetwn arvense L. Occasional. 



Lycopodimn immdatum L. var. Bigelovii 

 Tuckerman. Rare. One station known. 



Juniperiis znrginiana L. Occasional. 



Finns rigida Mill. A few old trees. 



Thuja occidentalis L. Several trees in 

 swamp edge. 



Typha angustifolia L. Common in open 

 swamps. 



Typha latifolia L. Not as common as the 

 Narrow-leaved. 



Potamogeton bupleiiroides Fernald. Com- 

 mon in lakes. 



Potamogeton pusillus var. tennissiinus M.&K. 

 In lakes. More species presumably occur. 



Triglochin maritima L. Common in salt 

 marshes. 



Sagittaria latifolia Willd. Fine colony in 

 drained swamp, 1934. 



Agropyron repens (L. ) Beauv. Common. 



Agrostis alba L. Common. 



Ammophila arenaria (L.) Link. Common. 



Andropogon fiircatus Muhl. 



Andropogon scoparins Michx. Common. 



Bromus hordeaceus L. Occasional. 



Calamagrostis canadensis (Michx.) Beauv. 



Cenchrns carolinianus Walt. Occasional. 



Digitaria sanguinalis (L.) Scop. Too com- 

 mon. Pest. 



Distichlis spicafa (L.) Greene. Common. 



Echinochloa crusgaUi (L.) Beauv. Common. 



Echinochloa muricata (Michx.) Fernald. 



Echinochloa Waltcri (Pursh) Nash. Com- 

 mon in marshes. 



El villus virginictis L. 



Eragrostis cai'oliniana (Spreng.) Scribn. 



Eragrostis mcgastachya (Koeler) Link. Oc- 

 casional. 



Pestuca oz'iiia L. 



Glyceria obtusa (Muhl.) Trin. Rather com- 

 mon. 



Hierochloc odorata (L. ) Wahlenb. 



