246 J. TAYLOK ON FLOWERING PLANTS AND FERNS. 



Potentilla tridentata^ L. — July, Aug. Ait., 300 feet. In 

 crevices of granite rocks. W., Niatolik, Midliattwack Islands, 

 Cumberland Gulf. 



P.emarginata, Psh. — July, Aug. Alt., 500 feet. W., Niatolik, 

 Kickertine Island, and Kingnite, Cumberland Gulf". 



P. nivea, L. — June to Aug. Sea to snow-line. The specimens 

 sent to Professor Balfour did not appear to him to be the true 

 nivea. Are they nearer var. pulchella of Br. ? E., Dark Head, 

 Women's Island, Horse Head, Wilcox Point. W., Kickertine, 

 Midliattwack, Niatolik Islands, Cumberland Gulf, Cape Searle, 

 Scott's Bay, Cape Adair. 



P. Vahliana, L. — July, Aug. Coast to snow-line. A very 

 variable plant, giving rise to many of the varieties of authors. 

 Thus, P. sericea seems a two-flowered form, while P. hirusta, 

 Vahl., and P. Jamesoniana, Grev., are also varieties of it. E., 

 Hassen Island, Dark Head, Horse Head, Wilcox Point. W., 

 Cumberland Gulf, Cape Searle, Scott's Bay. 



Onagi'acecB. 



Epilobium alpinum, L. — eTuly. E., Disco. 



E. latifolium, L. — June to Aug. Alt., 1,000 feet. Any soil ; 

 spreads much, but in some places seldom flowers. In warm valleys, 

 in a southern exposure, it grows luxuriantly ; in such places, I 

 have several times found the exposed thermometer to indicate 80° 

 to 90°. The highest temperature I ever observed in these regions 

 was 106° Fahr. E., Hassen Island, Dark Head, Women's Island, 

 Wilcox Point. W., Cumberland Gulf, Cape Searle, Scott's Bay, 

 &c. 



E. angustifolium, L. — Aug., Sept. Alt., 1,000 feet. Only 

 found in the locality indicated, where it occupied a large space of 

 ground amongst Salix arctica. W., North side of Winter Har- 

 bour, Kingnite, Cumberland Gulf. 



Hahragracece, 

 Hippuris vulgaris, L. — Fl. Aug. Kange limited. Alt., 100 

 feet. In small pools, to a temperature of 60!^ Fahr. W., Kicker- 

 tine Islands, Cumberland Gulf. 



SaxifragacecB. 



Saxifraga oppositifolia, L. — Fl. May to July. Alt., 1,500 feet. 

 E., Disco, Hassen Islands, Dark Head, Wilcox Point. W., Cum- 

 berland Gulf, Cape Searle, Scott's Bay, &c. 



*S'. tricuspidata, Retz. — Fl. June to Sept. Alt., Snow-line. 

 Any soil, and may reach a foot in height. E., Disco, Hassen 

 Islands, Dark Head, Women's Islands, Horse Head, Wilcox 

 Point. W., Cumberland Gulf, Capes Searle and Adair. 



S. Aizoon, Jacq. — Aug., Sept. Alt., 300 feet. In clefts of 

 granitic rocks. W, Kingnite, Middhattwack Islands, and Niato- 

 ling in Cumberland Gulf. 



S. nivalis, L. — Fl. July, Aug. Alt., Coast to 1,000 feet. Best 

 in damp soil, mossy. E., Dark Head and Wilcox Point. W., 

 Cumberland Gulf, Scott's Bay, Cape Searle. 



S. cernua, L. — Aug. Coast to 200 feet. By the sides of 



