394 OEOLOOICAL SURVEY OF CANADA. 



Cypress Hills. (J. M. Macoun.) On very dry soil at Lytton, B.C. 

 {^Macoun A; Fletcher.') Abundant in dry valleys of southern interior oC 

 British Columhia. {Daicson.) 



V'Av. spinulosa, Gray. 



In same situations as the preceding variety, but much rarer. Wood 

 Mountain, on the lOth parallel. (Bia'gess.) On the Bear Jlills, north 

 of the Rod Deer Lakes and Jiear the Hand Hills, N.VV.T. {Macoun.') 



Var. aristata, Gray. 



P. ariKlata, IMichx. Fl. I., 95. 



This form seems to prefer a moistei- and more elevated i-egion. 

 Summit of the Cypress Hills and noi'thward through the sandhills to 

 the South Saskatchewan. (Macoun.) 



(1812.) P. Bigelovii, Gray. 



In salt mar.shes near the coast at Victoria, Vancouver Island. 

 (Macoun.) A small form. (Gray.) 



(1813.) P. pusilla, Nutt. 



B. Bigelovii, Watson. Dawson, Bound. Rep., 367. 



On sandy or gravelly soil in the prairie region. Along the Trader's 

 Road, east of Wood Mountain, 49th parallel. (Dawson.) Cypress 

 Hills north-west of Fort Walsh. (Macoun) On the prairie at Maple 

 Creek north of Cypress Hills. [J. M. Macoun.) 



(1814.) P. mediay Linn. Scented Plantain. 



Sparingly 'introduced, but thoroughly naturalized and very persistent 

 on JPai'liament Hill and Major's Hill, Ottawa. (Fletcher.) 



498. LITTORELLA, Linn. (SHORE-WEED.) 



(1815.) L. lacustris, Linn. Plantain Shore-weed. 



On the margins of lakes and ponds, growing under water, or close 

 to it. Collected on Ship Island, in Gull Lake, an expansion of Gull 

 River, below Minden, Victoi-ia Co., Ont. July 29th, 1868. It was 

 many miles from any settlement and unquestionably indigenous. 

 (Macoun.) North end of Lake Champlain. (Pringle.) On the shores 

 of Grand Lake, N.S. (Miss E. K. Wright.) 



