292 GEOLOGICAL SURVEY OF 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 

 Rocky and Selkirk mountains ; Gold Range, 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, Rocky Mountains. (Dawson.) North shore of Lake Superior. 

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

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



Yar. /?., Hook. 



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



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

 Abundant on rocks throughout Vancouver Island, and on the mainland 

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

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



(3044.) S. apus, Spring. 



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

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

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

 Owen Sound, and Red 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. Fl. II., 268. 



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

 River St. Marie at the head of the Canal. 18G9. (Macoun.) 



(3040.) I. echinospora, Durieu. Var. Braunii, Engelm. 



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

 ricts. Rather 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.) 



