292 GEOLOGICAL SURVEY OP CANADA. 



and barren hills in Murray Tp., Northumberland Co., Ont ; east coast 

 of Lake Nepigon and on sand hills throughout the prairie region ; abun- 

 dant on dry arid soil at Morley and on the summits of the higher 

 Eocky and Selkirk mountains ; G-old Eange, B.C. At home in the valley 

 as well as on the mountain top. {Macoun.') On rocks, Lake of the 

 Woods and Parry Sound, Ont. (Burgess.) Eastern Summit of Kootanie 

 Pass, Eocky Mountains. (Dawson.) North shore of Lake Superior. 

 (Agassiz.) Eocks in Pine Grove, two miles from Prescott, near the 

 river, and rocks west of Brockville, Ont. ; not uncommon. (Billings.) 



Yar. yS., Hook. 



Lycopodium rupestre, var. /3., Hook. Fl. II., 267. 



Northwest America. (Douglas.) Observatory Inlet. (Dr. Scolder.) 

 Abundant on rocks throughout Vancouver Island, and on the mainland 

 of British Columbia west of the Coast Eange. Branches much longer 

 than in the eastern form and the leaves looser. (Mdcoun.) 



(3044.) S. apus, Spring. 



Low marshy places along the base of '' The Hill " at Belleville, and 

 between it and the Grand Junction Eailway ; very abundant in wet 

 sandy soil, Presqu'Ile Point, Lake Ontario ; low marshy ground, 

 Owen Sound, and Eed Bay, Lake Huron. (Macoun.) Vicinity of 

 Ottawa. (Fletcher Fl. Ott.) Springy, grassy places, London, and 

 Komoka, Ont. (Burgess.) 



762. ISOETES, Linn. (QUILLWORT.) 



(3045.) I. lacustris, Linn.; Hook. PI. II., 268. 



Saskatchewan. (Drummond.) St. Francis Lakes, Q. (Pringle.) 

 Eiver St. Marie at the head of the Canal. 1869. (Macoun.) 



(3046.) I. echinospora, Durieu. Var. Braunii, Engelm. 



In water along the borders of lakes chiefly in the Laurentian dist- 

 ricts. Eather common in Charlotte Co., N.B. ( Vroom.) Shelburne, 

 N.S. (J. P. James.) In Partridge Lake, Anglesea, Addington Co., 

 Ont. (Macoun.) Vicinity of Quebec. (Pringle.) 



