74 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



[S. MEDIA (L.) Cyrill., ssp. NEGLECTA Weihe. Theo. Holm, in the 

 Ottawa Nat. xv. 37-41 (1901), records this from Sable Island, basing 

 it on J. Macoun's collection (C. no. 21,154). I have examined this 

 specimen and can see no justification for separating it from <S. media.] 



[S. MEDIA (L.) Cyrill., var. PROCERA Klett & Richter. Recorded 

 in Gray's Man. ed. 7, 382 (1908), is to be treated as S. media.] 



CERASTIUM VULGATUM L. Established on the dry dunes near the 

 Life Saving Stations. J. Macoun; H. St. John, no. 1,231 (H); H. 

 S. Glazebrook (H). 



Fl. June to August. Fr. August. 



SILENE NOCTIFLORA L. A weed at Life Saving Station No. 3. 

 H. St. John, no. 1,232 (H). 

 Fr. September. 



PORTULACACEAE. 



[MONTIA FONTANA L. Listed by J. Macoun, but the specimen is 

 Tillaea aquatica.] 



PORTULACA OLERACEA L. A weed, observed in the garden of the 

 Main Life Saving Station. 



NYMPHAEACEAE. 



Nymphozanthus variegatus (Engelm.) Fernald. See Rhodora, 

 xxi. 187 (1919). Abundant in the small ponds which at all times are 

 absolutely isolated from the sea. J. Macoun (C. no. 21,142); H. 

 St. John, no. 1,233 (H). 



Fl. July and August. Fr. August. 



[NUPHAR ADVENA Ait. All records from the island are to be con- 

 sidered as Nymphozanthus variegatus.] 



RANUNCULACEAE. 



Ranunculus Cymbalaria Pursh. Common on the brackish 

 beaches. J. Macoun (C. no. 21,130); H. St. John, no. 1,234 (H). 

 FL, Fr. July to September. 



[R. CYMBALARIA Pursh, var. ALPINUS Hook, recorded by J. Ma- 

 coun. The specimen is better treated as R. Cymbalaria.] 



