-66- 

 Occasional; Harris 12056 [NEBC] . 



P. canadensis L. Cinquefoil 



Common; disturbed areas and along dikes surrounding 

 North and South Pools. MJM 371 , 1017 . 



P. egedei Wormsk. 



var. groenlandica (Tratt.) Polunin 



Frequent; upper borders of salt marsh. MJM 274 , 648. 



P. norvegica L. 



Occasional; on edge of dike surrounding North and South 

 Pools and on Cross Farm Hill. MJM 622, 720. 



P. recta L. 



Occasional; along roadsides and on edge of North Pool. 

 MJM 438, 1140. 



P. simplex Michx. Old Field Cinquefoil 



Occasional; in meadow on Stage Island. MJM 1034 . 



P. tr identata Ait. Three-leaved Cinquefoil 



Rare; Bar Head. Harris , McGregor and Schweinfurth 12693 

 [NEBC] . 



PRUNUS L. 



P. maritima Marsh. Beach Plum 



Abundant; throughout island, particularly abundant on 

 backdune ridge. MJM 254 , 333 . 



P. pensylvanica L. f. Pin Cherry 



Common; thickets throughout backdune. MJM 357 , 866, 

 1011 . 



P. serotina Ehrh. Black Cherry 



