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JUNCAGINACEAE (Arrow-Grass Family) 



TRIGLOCHIN L. 



T. maritima L. Arrow-grass 



Abundant; upper edges of salt marsh. MJM 285 . 



ALISMATACEAE (Water-Plantain Family) 



SAGITTARIA L. 



S. latifolia Willd. Arrowhead 



forma gracilis (Pursh) Robins. 



Occasional; on edge of small pool on Stage Island. MJM 

 1178 . 



forma hasata (Pursh) Robins. 



Occasional; on muddy shore of North Pool. MJM 607 . 



GRAMINEAE (Grass Family) 



AGROPYRON Gaertn. 



A. pungens (Pers.) R. and S. 



Rare; sandy coast. Harris, 1975. 



A. repens (L.) Beauv. Witch Grass 



forma ar istatum (Schum.) Holmb. 



Occasional: Harris 12902 [NEBC] . 



var . subulatum (Schreb.) Fern. 



Rare; Harris, 1975. 



var . subulatum 



forma vaillantianum (Wulf. and Schreb.) Fern. 



Occasional; roadsides and waste places. MJM 400 , 473 , 

 585. 



