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POLYGONACEAE (Buckwheat Family) 



FAGOPYRUM Mill. 



F. sagittatum Gilib. Buckwheat 



Occasional; Harris 12525 [NEBC] . 



POLYGONELLA Michx. 



P. articulata (L.) Meisn. Jointweed 



Frequent; throughout island in open sand. MJM 856 , 900 , 

 1360 . 



POLYGONUM L. 



P. aviculare L. Knotweed 



var . aviculare 



Common; in waste places and along parking lots. MJM 

 800 , 1169 . 



var. littorale (Link) W. D. J. Koch 



Occasional; along shore. Harris 12399 [NEBC]. 



P. cilinode Michx. Climbing Buckwheat 



Rare; along Kettle Hole Trail and in sunken forest 

 behind High Sandy. MJM 380 , 572 . 



P. cuspidatum Sieb. and Zucc. Japanese Knotweed 



Occasional; on north end of Grape Island. MJM 1129 . 



P. lapathifolium L. Smar tweed 



Occasional; in goose field adjacent to North Pool. MJM 

 827 . 



P. pensylvanicum L. Pinkweed 



var. laevigatum Fern. 

 Occasional; wet areas. Harris 12451 [NEBC]. 



