94 FLORA OF NOVA SCOTIA — LAWSON. 



cippear (hiring tlie first year on newly Iturnt land, from seeds 

 that have lain dormant, and to disappear as suddenly, giving 

 way to stronger herbage. On rocky ridges exten<ling from 

 Windsor Junction to Sackville River. Beaver Bank Road, in 

 burnt land, 1860, not permanent there. 



St. Croix and Windsor, Hants, Dr. How. North- West Arm, 

 Halifax, Drs. Somers and Lin<lsay. Truro, newly cleared land, 

 near Teri^ace Cemetery, Dr. G. C, Campbell. 



FUMARIA OFFICINALIS, Lhin. Fumitory. Sparingly sponta- 

 neous in gardens in Halifax ; a European weed. 



FuMARiA PARVIFLORA, Lamcivck. On waste heaps at Bedford, 

 Pictou, and North Sydney, jMacoun's Catalogue. 



CRUCIFER.^. 



Dentaria diphylla, Linn. In woods. Pictou, A. H. Mackay. 

 Truro, in ravine Ijack of Terrace Hill Cemetery, Dr. G. C. 

 Campbell. 



Cardamine rhomboidea, DC. Pictou, A. H. Mackay. Near 

 Truro, Drs. D. A. Campbell and Lindsay. 



Cardamine hirsuta, Lhiii. Near Windsor, Dr. How. Pictou, 

 A. H. Mackay. 



Camelina sativa, Crantz. In grain fields, introduced with 

 foreign seed, but not permanent. 



Nasturtium officinale, R. Br. Water Cress. Plentiful in 

 two brooks near the Three j\Iile Plains, between Windsor (town) 

 and Newport ; Inickets of it were brought to an English col- 

 league and myself, both of us being glad to renew our ac(|uain- 

 tance w^ith onr pungent favourite of former days, Dr. How, 

 " Notes." Truro, Dr. D. A. Campbell. Truro, 1 )rooks and 

 ditches, common, Dr. G. C. Campbell. 



It is desirable to ascertain whether this is really an indigenous 

 species in Nova Scotia, or has been introduced artifically. In 

 some parts of Ontario Province, as in brooks running into the St. 

 Lawrence River, between Kingston and Brock ville, there is a 



