8 
Antiphylla oppositifolia (L.) Fourr. (Saxifraga oppositi- 
folia L.). А circumpolar arctic-alpine species, in America 
extending south to Vermont, Montana and British Columbia. 
Vicinity of Cape Sheridan, Grant Land, June 15 to July 17, 
1909, Goodsell 49; vicinity of North Star Bay, Aug. 3-6, 1908, 
Goodsell 11; Grant Land, July, 1906, Wolf. 
Potentilla emarginata Pursh. Ап arctic species, ranging 
from Greenland and Labrador to the Canadian Rockies and 
Alaska; also in Siberia and on Spitzbergen. 
Vicinity of North Star Bay, Aug. 3-6, 1908, Goodsell 7; vicin- 
ity of Cape Saumarey, Aug. 8, 1908, Goodsell 32. 
Potentilla Sommerfeltii Lehm. А rare arctic species, growing 
in Spitzbergen, Greenland, the Baffin Bay islands, and the 
arctic coast of America. 
Grant Land, July, 1906, Wolf. 
Potentilla pulchella К. Br. Ап arctic species of the same 
range as the preceding, but it has also been collected on Wrangel 
Island off Siberia. 
Vicinity of Etah, Aug. 6-18, 1908; Goodsell 39. 
Potentilla Vahliana Lehm. Ап arctic species, ranging from 
Greenland through the islands north of Hudson Bay, and the 
arctic coast of America to Alaska. 
Vicinity of Cape Saumarey, Aug. 8, 1909, Goodsell 3 
Sibbaldiopsis tridentata (Soland.) Rydb. (Potentilla tridentata 
Soland.). A plant of rocky places, ranging from Greenland to 
the mountains of Georgia, west to Minnesota and Manitoba. 
Ravine on Caribou Island, Battle Harbor, Aug. 15, 1909, 
Goodsell 82. 
Comarum palustre L. A swamp plant distributed through 
northern and subalpine Europe, Asia, and America, ranging in 
the latter from Greenland to New England, Minnesota, Wyoming, 
California, and Alaska. 
Ravine on Caribou Island, Battle Harbor, Labrador, Aug. I5, 
1909, Goodsell 77. 
Rubus Chamaemorus L. An arctic and subarctic bog plant, 
ranging from Labrador and Newfoundland to New Hampshire, 
British Columbia, and Alaska; also in Europe and Asia. 
