92 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



LABIATAE. 



Teucrium canadense L., var. littorale (Bicknell) Fernald. 

 Observed only on the turfy shores of the fresh-water ponds near the 

 eastern end of Wallace Lake. H. St. John, no. 1,309 (H). 



Fl. September. 



GALEOPSIS TETRAHIT L., var. BIFIDA (Boenn.) Lejeune & Court- 

 ois. A weed at the Main Life Saving Station. H. St. John, no. 

 1,310 (H), 



FL, Fr. September. 



[LYCOPUS UNIFLORUS Michx. Listed by J. Macoun and H. T. 

 Giissow. These collections are undoubtedly of the following variety.] 



Lycopus uniflorus Michx., var. ovatus Fernald & St. John, n. 

 var., foliis sessilibus vel brevi-petiolatis ovato-lanceolatis vel del- 

 toideo-ovatis grosse serratis, dentibus 4-6 acris prorsum vergentibus. 



Leaves sessile or short petioled, ovate-lanceolate or deltoid-ovate, 

 coarsely serrate with 4-6 sharp teeth which point directly forward. 



NOVA SCOTIA: wet dune hollow, Sable Island, August 15, 1913, 

 H. St. John, no. 1,311 (TYPE in Gray Herb.); Canso, August 17, 

 1900, J. Fowler, in part (H). OREGON: Sullivan's Gulch, Portland, 

 July 14, 1902, E. P. Sheldon, no. 10,888 (H). 



Mentha arvensis L. Observed only on turfy knolls by the shore 

 of the fresh-water ponds at the eastern end of Wallace Lake. H. 

 St. John, nos. 1,312 and 1,313 (H). 



FL September. 



[M. CANADENSIS L. of J. Macoun's list is probably the preceding, 

 M . arvensis] 



SOLANACEAE. 



SOLANUM NIGRUM L. A weed thoroughly established in the gardens 

 of the Main Life Saving Station. Listed by J. Macoun. H. T. 

 Giissow (E); H. St. John, no. 1,314 (H). 



FL August and September. Fr. September. 



LYCIUM EUROPAEUM L. A few bushes planted and surviving in 

 the garden at Life Saving Station No. 3. H. 'St. John, no. 1,315 (H). 



SCROPHULARIACEAE. 



Limosella subulata Ives. See Fernald, Rhodora, xx. 164 (1918). 

 Abundant on the brackish beach of, and sand flats near Wallace 

 Lake. Listed by J. Macoun. H. St. John, no. 1,316 (H). 



FL, Fr. August. 



