234 Proceedings Port. Soc. Nat. Hist. 



LOKANTHACEAE 



Arceuthobium pusillum Peck. Common on spruces. 

 Donglas Cove, Isle au Haiit. Infrequent elsewhere on 

 the island (J. C. Arthur, :N^. T. Kidder). 



POLYGOI^rACEAE 



RuMEX Patientia L. Rare. Swampy meadow at head of 

 Lono- Pond, Isle an Haut {'No. 1259) ; Rich's Cove, Isle 

 an Haut (E. T. Kidder). 



Rumex Bkitannica L. Rare. Wet roadsides, Brooklin 

 (:N"o. 1045) ; *Isle an Haut (K T. Kidder). 



Rumex crispus L. Common in swamps and at edge of 

 beaches. 



Rr^NiEx PALLiDUS Bigel. Frequent on sandy or gravelly 

 beaches. 



Ru:\rEX Acetosella L. Abundant in dry fields and waste 

 places. 



Polygonum Fow^leri Robinson. Infrequent. Sandy 

 beaches, Gray's Cove, Deer Isle (No. 2197) ; Swans 

 Island (Miss Furbish, in Herb. N. E. Bot. Club). 



Polygonum aviculare L. Very common in waste places 

 and ruderal ground. An extremely variable species. A 

 narrow leaved form (No. 687) from sandy beaches at 

 Swans Island Head, Swans Island, closely approaches var. 

 angustissimum Meisn. 



var. VEGETUM Ledeb. Sandy beach, Swans Island Head, 

 Swans Island (No. 691). 



Polygonum allocarpum Blake.' Frequent on beaches. 



1. Rhodora 2: 221-223 (1900). 



2. Rhodora 19: 234-235 (1917). 



