50. Potentilla nivea, L.—B.
Telzoa River, between Schultz and Baker lakes. Mouth of Chesterfield Inlet. Fort Churchill.
51. Potentilla palustris, Scop.—W.
Stony flats on the banks of Telzoa River, just below Daly Lake.
52. Potentilla fruticosa, L.—W.
North shore of Lake Athabasca, a little distance west of Fond du Lac.
53. Potentilla nana, Willd.—B.
Shore of Hudson Bay, north of Marble Island. Ashe Inlet, on the north shore of Hudson Strait.
54. Potentilla tridentata, Solander.—W.
Woodcock Portage, Stone River.
55. Amelanchier alnifolia, Nutt.—W.
North-west angle, Lake Athabasca.
XI. SAXIFRAGACEÆ.
56. Saxifraga oppositifolia, L.—B.
Telzoa River, between Schultz and Baker lakes. Mouth of Chesterfield Inlet. Ashe Inlet, on the north shore of Hudson Strait.
57. Saxifraga cæspitosa, L.—B.
Telzoa River, between Schultz and Baker lakes. Mouth of Chesterfield Inlet. Ashe Inlet.
58. Saxifraga rivularis, L.—B.
Loudon Rapids, above the Forks of Telzoa River. Ashe Inlet.
59. Saxifraga cernua, L.—B.
North-west shore of Tobaunt Lake. Loudon Rapids, above the Forks of Telzoa River. Telzoa River, between Schultz and Baker lakes. Mouth of Chesterfield Inlet. Fort Churchill.
60. Saxifraga nivalis, L.—B.
Mouth of Chesterfield Inlet.
61. Saxifraga hieracifolia, Waldst and Kit.—B.
North shore of Tobaunt Lake.
62. Saxifraga punctata, L.—B.
North-west shore of Tobaunt Lake.
This species had not previously been recorded east of the Rocky Mountains.
