144 
East shore of Jake Mamawi, No. 2692; lower delta of Athabaska river, 
No. 963; Murdock Greek district, No. 2699; Government Hay Camp district, 
Slave river, Nos. 2698, 2701; Fort Smith, No. 966; Pine Lake district, 
Nos, 2700, 2702, 2703, 2704; Round lake, about 18 miles south of Pine 
lake, No. 2705; sink-hole 16 miles east of Moose lake, No. 2709; Moose 
(Eight) lake, Nos. 2706, 2707, 2708, 2710; Indian graveyard, Peace river, 
No. 2693; base of eastern slope of Caribou mountains, Nos. 2694, 2695, 
2696, 2697. 
P. multi fid a L. 
Not found thus far in the park, but collected near Fort Smith by 
Seton and Preble in 1907, No. 78577 (Hb. Nat. Mus. Canada and Hb. N.Y. 
Bot. Gard.). 
P. pennsylvanica L. 
A common and highly variable species of dry prairies, sandy ridges, 
and rock hills. Found in flower in mid-July and in fruit during late July 
and August. The pubescence and cutting of the leaves are the most 
variable characters. 
East shore of lake Mamawi, Nos. 2718, 2719; Government Hay Camp 
district, Slave river, No. 2711; near Heart (Raup) lake, No. 2712; Peace 
point, Nos. 2714, 2715, 2716; Moose (Eight) Lake district, No. 2713; base 
of eastern slope of Caribou mountains, No. 2717, 
P. pulcherrima Lehm. 
Apparently rare or occasional in the park area, and found thus far 
only in the driest parts of the prairies at the base of Caribou mountains. 
Found in flower July 22 and 24. 
Base of eastern slope of Caribou mountains, No. 2687. 
P. Anserina L. Argentina Anserina (L.) Rydb. Silver Weed, Goose Tanzy. 
Abundant in damp meadows and the drier parts of slough margins. In 
some places its silvery leaves make a distinct band around such openings. 
New rosettes collected June 12, and flowers June 19, Flowering continues 
throughout the summer. 
East shore of lake Mamawi, No. 2682; 30th base line district, Slave 
river, Nos. 944, 946; Government Hay Camp district, Slave river, No. 
2683; Fort Smith, No. 943; Round lake, about 18 miles south of Pine lake, 
No. 2685; sink-hole 16 miles east of Moose lake No. 2686; along Nyarling 
river, Russell , No. 52. 
P. palustris (L.) Scop. Comarum palustre L. Marsh Cinquefoil. 
Common at the margins of slough and mossy muskeg ponds. Early 
flowers found during the second week in July, and both flowers and fruit 
early in August. 
Pine Lake district, No. 2727; Moose (Eight) Lake district, Nos. 2726, 
2728. 
